<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:12pt;">The Irradiation Effects Team within the Materials Department is seeking a scientist or engineer with experience in radiation effects on electronics relevant to a fusion power plant.  Electronics are needed in certain tokamak features, diagnostic instruments, remote handling equipment, and tokamak building equipment.  Electronic device materials here may include microprocessors, circuit boards, fuses, interconnects, switches, controllers, or relays and beyond.  In addition to neutron and gamma radiation, the electronics may encounter other extreme environments including molten salt exposure and temperatures from cryogenic to elevated.  This position will work closely with the CFS SPARC team on near term applications as well as with the ARC team on longer term selection of materials and design of components for steady state fusion power output.</span></div><br><br><h3>This team member will:</h3><ul><li>Act as primary expert on radiation effects in electronic device materials to advise groups across CFS</li><li>Lead selection, testing, and qualification of electronic components for use in fusion devices</li><li>Translate performance requirements into material property specifications and define appropriate test methods</li><li>Coordinate the design, fabrication, installation, operation, and analysis of electronic components and materials</li><li>Lead projects in-house and in collaboration with partners at universities, national laboratories, and industry</li><li>Ensure efficient and timely transfer of property data and new insight to the SPARC and ARC Design teams</li><li>Provide technical guidance to project team members to ensure efficient execution of design-build-test-learn cycles and retirement of technical risks</li><li>Work closely with other CFS teams including:</li><li>     o  Safety team to manage chemical/mechanical/environmental hazards in existing and New experimental facilities</li><li>     o  Adjacent R&amp;D teams to optimally share pooled resources including equipment and personnel</li><li>     o  Supply chain team to procure new equipment and materials</li><li>     o  Manufacturing team to ensure fabrication methods are scalable</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>PhD in Materials Science, Mechanical Engineering, Nuclear Engineering, Electrical Engineering, or a related field or MS + 3 years experience or BS + 5 years experienceTesting or measuring material properties</li><li>Experience leading/coordinating materials R&amp;D projects from conception to execution</li><li>Experience selecting electronic materials/components for service in radiation environments</li><li>Experience with radiation effects on electronics</li><li>Experience with utilizing University, International/National Laboratory, and/or outsourced testing and research organizations</li><li>Ability to work effectively in a multidisciplinary team of engineers, scientists, technical staff and others</li><li>Ability to clearly express and critique ideas</li><li>Great written and verbal scientific communication</li><li>Strong problem solving skills, ability to approach new problems with creativity</li><li>Resource estimation and projection</li><li>Strong time management skills</li><li>Self - motivation and autonomy</li></ul><h3>Additional preferred experience and/or qualifications:</h3><ul><li>Experience conducting research experiments with neutron and gamma radiation on materials</li><li>Experience with radiation effects on other types of materials such as polymers, ceramics, or metals</li><li>Experience communicating or teaching topics in radiation effects on electronics</li><li>Experience in electronic component selection for extreme environments</li><li>Extended activities such as typing, standing, and sitting</li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Creating a clean, limitless energy future through commercial fusion power - Commonwealth Fusion Systems leads the way with innovation and expertise.

Senior Materials Scientist–Radiation Effects in Electronics

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:12pt;">The Irradiation Effects Team within the Materials Department is seeking a scientist or engineer with experience in fusion and radiation effects on materials for power plant applications.  Neutron fluxes produced by deuterium-tritium fusion, high heat loads, molten salt coolant systems, and complex component topologies all introduce unique challenges for optimizing material selection while meeting manufacturing and cost requirements.  Some experience with radiation damage (preferably neutrons) on materials is required, but the candidate’s specialization within this field may include experience with any or all of the following:  structural materials, plasma-facing materials, advanced manufacturing, joining and welding, molten salt environments, or related areas.  Part of this position will include contributing to irradiated materials databases, doing meta analysis on historical data, and designing experiments to address gaps in the data.  This position will work closely with the CFS SPARC team on near term applications as well as with the ARC team on longer term selection of materials and design of components for steady state fusion power output.</span></div><br><br><h3>This team member will:</h3><ul><li>Act as an expert on radiation and fusion environment effects in materials to advise groups across CFS</li><li>Contribute to a database of irradiated material properties, and use this to perform analysis and forcasting</li><li>Lead selection, testing, and qualification of materials for use in fusion devices</li><li>Translate performance requirements into material property specifications and define appropriate test methods</li><li>Lead projects in-house and in collaboration with partners at universities, national laboratories, and industry</li><li>Ensure efficient and timely transfer of property data and new insight to the SPARC and ARC Design teams</li><li>Provide technical guidance to project team members to ensure efficient execution of design-build-test-learn cycles and retirement of technical risks</li><li>Work closely with other CFS teams including:</li><li>     o  Safety team to manage chemical/mechanical/environmental hazards in existing and New experimental facilities</li><li>     o  Adjacent R&amp;D teams to optimally share pooled resources including equipment and personnel</li><li>     o  Supply chain team to procure new equipment and materials</li><li>     o  Manufacturing team to ensure fabrication methods are scalable</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>PhD in Materials Science, Mechanical Engineering, Nuclear Engineering, Electrical Engineering, or a related field or MS + 3 years experience or BS + 5 years experienceTesting or measuring material properties</li><li>Experience leading/coordinating materials R&amp;D projects from conception to execution</li><li>Experience with radiation effects on materials</li><li>Experience with utilizing University, International/National Laboratory, and/or outsourced testing and research organizations</li><li>Ability to work effectively in a multidisciplinary team of engineers, scientists, technical staff and others</li><li>Ability to clearly express and critique ideas</li><li>Great written and verbal scientific communication</li><li>Strong problem solving skills, ability to approach new problems with creativity</li><li>Resource estimation and projection</li><li>Strong time management skills</li><li>Self - motivation and autonomy</li></ul><h3>Additional preferred experience and/or qualifications:</h3><ul><li>Experience conducting research experiments with neutrons, or other radiation, on materials</li><li>Practical experience in selecting and developing material solutions for fusion applications from industry, government laboratories, or academia</li><li>Experience developing or working on  materials property databases</li><li>Analytical and computational skills that can be applied to complicated and sparse data sets</li><li>Experience in communicating (verbal and written) technical information to people outside the fusion materials field</li><li>Trained in material test methods such as thermophysical properties, mechanical tests, or microscopy</li><li>Extended activities such as typing, standing, and sitting</li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Materials Scientist - Fusion & Radiation Effects

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:11pt;">CFS is looking for an enthusiastic scientist to join the team to operate the SPARC ion cyclotron heating system and study RF physics in SPARC and ARC.</span></div><div><br></div><div><span style="font-size:11pt;">The SPARC tokamak aims to be the first magnetic confinement device to achieve net energy and is predicted to have up to Q=11 in DT, producing up to 140 MW of fusion power.  The sole auxiliary heating for SPARC is a 120 MHz, 25 MW (coupled) Ion Cyclotron Resonance Heating (ICRH) system that will launch into SPARC via an array of 14 4-strap ICRH antennas.  The novel, solid-state 120 MHz sources are already in production and the antennas have completed final design.</span></div><div><span style="font-size:11pt;"> </span></div><div><span style="font-size:11pt;">The Scientist – Radio Frequency Plasma Heating will be vital to the successful commissioning and operation of this new system.  They will prepare for commissioning via simulations of the antennas and the plasmas and then will be a key part of the team to operate SPARC and to design ARC.</span></div><div><span style="font-size:16px;"> </span></div><div><span style="font-size:16px;">Senior Scientist, Principal Scientist, and Technical Fellow level roles are available depending on the candidate’s experience.</span></div><br><br><h3>This team member will:</h3><ul><div>●      Simulate the SPARC ICRH antennas to inform their commissioning and operation</div><div>●      Contribute to the build and test of prototype ICRH antennas and components</div><div>●      Develop commissioning and operation plans and procedures for the ICRH system</div><div>●      Inform the implementation of the ICRH control system and operator interfaces</div><div>●      Commission the SPARC ICRH system into early plasmas</div><div>●      Operate the SPARC ICRH system during Q&gt;1 and high power DT plasmas</div><div>●      Study the physics of radio frequency waves in SPARC</div><div>●      Provide input to ARC design through simulation and modeling efforts</div><li>Coordinate a multi-institutional team of collaborators from universities and national labs</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>PhD in experimental plasma physics or a closely related field</li><li>2+ years experience (post degree) working with radio frequency heating or current drive systems in fusion plasmas (this may include ion cyclotron, lower hybrid, helicon, or other similar wave systems)</li><li>Experience running experiments on tokamaks, stellarators, or similar plasma confinement devices</li><li>Experience developing hardware for plasma physics experiments</li><li>A drive toward practical solutions to integrated physics and engineering challenges</li><li>Experience with Python</li><li>A desire for active participation in tokamak design and operations</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Experience working with COMSOL, CST, or similar finite element tools</li><li>Experience working with AORSA, TORIC, or CQL3D or similar tools</li><li>Perform activities such as typing or sitting for extended periods of time</li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Scientist – Radio Frequency Plasma Heating

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div>CFS is looking for a People Operations Business Partner that will form close working relationships with key functions, support employees, and drive talent strategy.  This individual will be working to support functions located our Devens, MA office location. </div><br><br><h3>This team member will:</h3><ul><li>Develop a close working relationship and high level of trust with assigned organizations</li><li>Assist in the development and roll out of an organizational structure with associated job levels and titles that supports business objectives</li><li>Work with leaders to develop clear career paths for employees</li><li>Work with leaders to identify key skill gaps to fill through hiring </li><li>Carry out succession planning and ensure robust pipelines for key roles</li><li>Partner with leaders on talent development and employee status changes</li><li>Hold talent reviews and help identify stretch and training assignments for promising employees</li><li>Partner with leaders on compensation decisions during offer, internal moves, and related to retention</li><li>Apply practices around employee feedback and annual compensation reviews</li><li>Assist in the development and evolution of HR policies as the company grows and changes</li><li>Resolve employee relations cases as needed</li><li>Championing the CFS culture, values, and mission</li><li>Champion diversity</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>5+ years of experience</li><li>Familiarity with general policies regarding non-exempt employees</li><li>Proven ability to help leaders meet business objectives </li><li>Proven ability to coach leaders through company growth and changes </li><li>Proven success working with highly technical leaders, engineers, and scientists</li><li>Impeccable ethics and discretion </li><li>Strong communication skills</li><li>Ability to comfortably navigate uncertainty and develop creative solutions to issues</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Experience with in a face pace high growth start up</li><li>Ability to perform activities such as sitting and typing for extending periods of time</li><li>Willingness to travel rarely when needed </li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

People Operations Business Partner

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div>The SPARC tokamak design is continually advancing, including the diagnostic systems that will be used to control the plasma and deliver the scientific data necessary to complete the design of ARC.  These include approximately 40 sub-systems covering magnetics, interferometry, neutral pressure, x-ray to visible spectroscopy, camera imaging, bolometry, neutrons, Thomson scattering, electron cyclotron emission, reflectometry, Langmuir probes and structural temperature and strain sensing.    All systems have completed conceptual design, and many have completed or will soon complete preliminary design.  CFS is looking to grow the SPARC team in order to complete final design and shepherd diagnostics through fabrication, assembly, commissioning and utilization.  Presently the diagnostics team has enough expertise for baseline support for all major diagnostic systems, but we are looking to add generalists who have experience in multiple diagnostics to ensure our team can deliver measurements on SPARC’s fast timeline.  Candidates will work as part of an integrated diagnostic team along with MIT-PSFC partners and fusion community collaborators from around the world to demonstrate net energy from a tokamak for the first time.  CFS encourages applications from both senior and early career fusion scientists and those interested in cross-industry career changers to help us build a diverse team to meet our mission goals.   </div><br><br><h3>This team member will:</h3><ul><li>Help to shepherd SPARC diagnostic sub-systems through final design, working with a team of scientists, designers, analysts and engineers</li><li>Integrate technical input from experts in the SPARC team to ensure diagnostic designs will be usable to achieve SPARC’s mission goals</li><li>Lead internal and vendor prototyping to verify diagnostic components can survive SPARC’s thermal, structural and neutron environment</li><li>Develop the diagnostic’s assembly, installation, calibration and commissioning plans to ensure SPARC is able to achieve first plasma on-schedule</li><li>Work with the SPARC tokamak operations team to integrate the diagnostic into the plant-level and real-time plasma control systems</li><li>Participate in the testing and operation of diagnostic systems that balances learning how to operate SPARC with obtaining physics results as quickly as possible</li><li>Contribute to a strong safety culture</li><li>Collaborate with CFS designers and analysts as well as provide feedback to academic partners providing input to SPARC diagnostic designs</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Participated in the design of a new or upgraded scientific instrument of the scale and complexity of those used in magnetically confined fusion</li><li>Demonstrated examples of using scientific instruments to support  an operational and/or research mission</li><li>Developed software using Python, Matlab, C++ or equivalent for analysis of experimental data</li><li>Relevant hands-on knowledge/skills specific to diagnostic systems listed in summary (e.g. vacuum systems, lasers, calibration lamps, etc.)</li><li>Ability to understand concepts and tradeoffs that bridge engineering and physics</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Participated in the design and implementation of a diagnostic for a magnetically confined fusion experiment at University-scale or above</li><li>Ability to occasionally lift up to 50 lbs</li><li>Perform activities such as typing, standing, sitting for extended periods of time</li><li>Dedication to safety to mitigate hazards that may include heat, cold, fumes, strong magnets, confined spaces, lasers, microwaves, ionizing radiation, and vacuum/pressure systems</li><li>Willing to occasionally travel or work required nights/weekends/on-call</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Diagnostic System Owner

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:11pt;">The Scientific Software team at CFS writes software to support many different teams across CFS ranging from R&amp;D to operations. We are seeking two Senior Scientific Software Engineers who will collaborate closely with science, engineering, and manufacturing experts at CFS and MIT. Their primary responsibilities will include identifying data and modeling requirements, and subsequently leading the development of robust, scalable software solutions tailored to the needs of our diverse teams.  They will also provide software support for R&amp;D analysis, with an emphasis on cross-training and utilizing technical skills from fields other than software.</span></div><div><span style="font-size:11pt;"> </span></div><div><span style="font-size:11pt;">During their first year with CFS, the new Scientific Software Engineer will work on one of these topics:</span></div><div><span style="font-size:11pt;">Topic 1: Design and simulation tools for superconducting magnets</span></div><div><span style="font-size:11pt;">Topic 2: Pulse planning, simulation and physics collaboration framework for the SPARC tokamak</span></div><br><br><h3>This team member will:</h3><ul><li>Extract software-compatible models/analyses from real-world physical problems - Discuss the problem with domain experts to determine the requirements for the model and what simplifications can be made</li><li>Construct new company-internal software products implementing those models/analyses</li><li>Help scientists and engineers to incorporate their analysis scripts into high-quality software, and help them to automate their workflows</li><li>Implement CI/CD processes to reduce maintenance overhead and error rates</li><li>Operate resulting software, generate visualizations, and communicate results</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Bachelor’s degree in a technical field preferred</li><li>Demonstrated drive and self-education (e.g. graduate research, research publications, well-documented side projects, student engineering teams, ambitious work projects, entrepreneurship)</li><li>Brought several software projects (or major features of existing projects) from conception through release in a software engineering team</li><li>Engineering or physics analysis in high-consequence environments</li><li>Demonstrated ability to quickly learn about new technical skills and engineering sub-disciplines</li><li>Programming language: Python</li><li>CI/CD processes, linting, unit testing, software documentation, programming to a style standard </li><li>Numerical methods: algorithms for solving systems of equations, differential equations, and optimization </li></ul><h3>Additional preferred experience and/or qualifications:</h3><ul><li>Designed and built multiple systems that involved engineering tradeoffs and produced rapid feedback from the physical universe (e.g. student engineering teams, graduate research, work project), preferably as a technical lead</li><li>Programming language: Rust or C++</li><li>Finite element methods </li><li>Familiarity with electromagnetics and thermodynamics </li><li>At least one technical specialization other than software </li><li>Perform activities such as typing or sitting for extended periods of time</li><li>Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior Scientific Software Engineer

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:11pt;">The Subassemblies team is responsible for delivering precision, ultra high vacuum subassemblies for seven major teams that go into the SPARC Tokamak. As a Subassemblies Specialist, you will be the last set of hands and eyes on critical parts; as such, meticulous attention to detail in build quality is necessary. You will draw upon your years of technical experience building complex systems to help streamline workflows and deliver the best possible parts. Once all the subassemblies are built (roughly a two year timeline) you will be uniquely qualified to install the subassemblies into the Tokamak and your role will transition to the Assembly of the machine. This role is truly a once in a lifetime opportunity to use hands-on assembly skills to accelerate the development of fusion energy by ensuring SPARC is built on time and to high quality. The main systems you will be building are high power RF antennas, plasma facing components, port plugs, error field correction coils, vertical stability coils and plasma diagnostics; the bespoke tools used for real-time control of a burning plasma and to achieve SPARC's science mission.</span></div><br><br><h3>This team member will:</h3><ul><li>Build complex and simple subassemblies and components while maintaining all cleanliness specifications</li><li>Oversee contract technicians; ensuring they are following work instructions and are delivering quality parts</li><li>Perform testing and check-outs with helium leak checking and various other check-out equipment</li><li>Work together with scientists and engineers to refine work instructions</li><li>Help to finalize design of components that interact with the tooling</li><li>Assist with precision alignment and installation of active and passive optical systems</li><li>Actively participate in maintaining mandatory cleanliness of work area and clean room</li><li>Assist other CFS teams with related skilled work</li><li>Participate in developing strategies to quickly overcome non-conformances encountered in the field</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>High school diploma</li><li>9 years in a highly technical assembly role; e.g., aerospace/aircraft, racing, semiconductor, oil &amp; gas, laboratory, wind, automotive</li><li>2 years leading a team of four people or more</li><li>Can operate a forklift</li><li>Experience creating designs for tooling </li><li>Experience completing large scale projects end to end</li><li>Ability to use basic machining tools; e.g., lathe/mill</li><li>Experience using measurement tools</li><li>Experience using JIRA, Manufacturo, or other software based tracking</li><li>Experience rigging and lifting heavy components</li><li>Highly self-motivated, organized, and passionate about their work</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Welding experience is a bonus</li><li>Knowledge of clean room best practices</li><li>Knowledge of cryogenic systems </li><li>Knowledge of six sigma process </li><li>Ability to occasionally lift up to 50 lbs</li><li>Ability to perform activities such as sitting, climbing, stooping, typing, and standing for extended periods of time</li><li>Willingness to occasionally travel for required nights/weekends/on-call</li><li>Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics</li><li>#LI-Onsite</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior Subassemblies Specialist

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:16px;">The Materials Department at CFS supports design engineers, supply chain, and manufacturing by guiding the selection of materials that meet design intent, executing testing, validation, and creation of design curves for materials, and conducting R&amp;D to develop new materials and processes to enable fusion power deployment. The work is undertaken in support of delivering SPARC, the net energy tokamak under construction in Devens, MA, and ultimately in designing the ARC fusion power plant. These devices pose unique materials challenges including neutron fluxes produced by deuterium-tritium fusion, high heat and mechanical loads driven by high magnetic fields and cryogenic environment, molten salt coolant systems, and manufacturing challenges driven by components’ sizing and processes such as welding and other joining methods. To support this mission, the CFS Materials Department is seeking a Senior Materials Engineer with expertise in continuous fiber reinforced polymer composites.</span></div><div><span style="font-size:16px;"> </span></div><div><span style="font-size:16px;">The ideal candidate has a background in process engineering or mechanical engineering and materials science and/or physics. They will be instrumental in selecting manufacturing processes and materials in critical parts of SPARC which can be safely cured, processed, and machined. The tasks will include, but are not limited to: defining minimum composite materials characterization required for each application, defining the approach to composite mechanical design allowables and testing for composite electrical insulation. With time, this engineer will work cross-functionally to lead the expansion of internal composite testing capabilities and define quality control processes (internal and external).</span></div><br><br><h3>This team member will:</h3><ul><li>Translate performance requirements and failure modes into material property requirements and defining appropriate test methods</li><li>Collaborate with design and manufacturing engineers to approve or select materials and processing methods</li><li>Select and interpret applicable international materials standard specifications</li><li>Author materials standard specifications for fusion specific applications</li><li>Review, interpret, and report materials property data into version controlled database for engineering use</li><li>Design experiments to quickly learn critical materials properties in manufacturing relevant conditions</li><li>Coordinate with external experts to generate new property data on existing materials</li><li>Qualify supplier materials including reviewing test data and judging equivalence or adherence to various standard specifications</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Bachelor's degree + 8 years experience or equivalent in Materials science engineering, mechanical engineering, applied physics or related field</li><li>1 year of experience with engineering composites in a manufacturing environment</li><li>Experience with continuous fiber reinforced composites</li><li>Experience in failure analysis of composites, ideally glass-fiber reinforced composites</li><li>Experimental design and analysis for mechanical testing of composite materials</li><li>Understanding process-structure-properties-performance principles for composites</li><li>Able to think creatively and possess strong troubleshooting and problem solving skills</li><li>Demonstrated ability to work effectively cross-functionally</li><li>Excellent organizational skills including prioritization of multiple concurrent projects</li><li>Ability to work effectively in a multidisciplinary team of engineers, scientists, technical staff, and others</li><li>Familiarity with nuclear and plasma effects on material properties and performance an asset</li></ul><h3>Additional preferred experience and/or qualifications:</h3><ul><li>Experience making and justifying decisions in fast paced engineering settings</li><li>Structural analysis calculations and modeling mechanical behavior of composite materials</li><li>Authoring of materials standard specifications</li><li>Communicating with technical teams at vendors and suppliers</li><li>Failure modes in electrical breakdown of insulation material</li><li>Materials selection for cryogenic environment applications</li><li>Experience selecting materials and processes to optimize design for manufacturing</li><li>Perform activities such as typing, standing, or sitting for extended periods of time</li><li>Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior Materials Engineer - Composites

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:16px;">The Materials Department at CFS supports design engineers, supply chain, and manufacturing by selecting materials and processes, unambiguously defining materials and their properties, validating and measuring those materials and their properties, and conducting R&amp;D to develop new materials and processes to enable fusion power deployment. The work is undertaken in support of delivering SPARC, the net energy tokamak under construction in Devens, MA, and ultimately in designing the ARC fusion power plant. These devices pose unique materials challenges including neutron fluxes produced by deuterium-tritium fusion, high heat loads, molten salt coolant systems, complex component topologies, high magnetic fields, and high cryogenic mechanical loads. To support this mission, the CFS Materials Department is seeking Welding Engineers to support welding process development for both in- and out-of-house superconducting magnet and tokamak assemblies. The welding engineer will work collaboratively across disciplines to develop weld geometry and techniques, weld specifications, and inspection methods needed for CFS components and assemblies.</span></div><br><br><h3>This team member will:</h3><ul><li>Develop welding and non-destructive test processes and certification plans in compliance with appropriate standards and codes</li><li>Translating component/system performance requirements and failure modes into joining process requirements and defining appropriate test methods to measure/validate those processes</li><li>Collaborating with design and manufacturing engineers to approve or select materials and processing methods</li><li>Develop and qualify Welding Procedure Specifications (WPS) and Procedure Qualification Records (PQR)</li><li>Evaluate and create weld processes for both manual and automated welding</li><li>Provide manufacturability feedback to design engineers for weld geometries and material selection</li><li>Select and commission welding equipment needed to support production and create maintenance plans</li><li>Work with in-house welders and external vendors to weld and inspect large metallic structures and tooling within specified timelines and budgets</li><li>Troubleshoot and resolve manufacturing discrepancies with a focus on continuous improvement</li><li>Designing experiments to quickly learn critical performance metrics in manufacturing relevant conditions</li><li>Provide on-demand subject matter expertise for production root cause analyses and corrective action plans related to as-fabricated assemblies</li><li>Influence make vs. buy decisions and work with external vendors to augment internal capabilities</li><li>Collect, organize, and present process/quality data to a broad team</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Bachelor's degree in engineering field</li><li>8 years experience in welding engineering (preferred) metallurgy or related field or equivalent years of welding experience</li><li>Experience with large metallic structures and manufacturing processes related to machining, welding, drilling, and non-destructive test methods</li><li>Experience taking products from R&amp;D into production, including developing welding techniques to transition from manual to automated processes</li><li>High self-motivation and drive to execute quickly with excellent troubleshooting/problem-solving skills</li><li>Proficiency in CAD for tooling design is preferred (NX &amp; Teamcenter is a plus)</li><li>Safety practices as they pertain to welding, cutting, and joining processes</li><li>Agile project management and task execution</li><li>Strong problem solving skills, ability to approach new problems with creativity</li><li>Ability to work effectively in a multidisciplinary team of engineers, scientists, technical staff, and others</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Experience making and justifying decisions in fast paced engineering settings</li><li>Project management experience working with internal customers and external vendors to deliver manufactured hardware within specified timelines and budgets</li><li>Communicating with technical teams at vendors and suppliers</li><li>Taking under-defined problems and driving them to a state of completion</li><li>Operating in a flexible, service-oriented engineering domain team</li><li>Experience in communicating joining process and development methods and metrics to technical and executive leadership</li><li>Ability to regularly lift up to 50 lbs</li><li>Perform activities such as stooping, typing, standing, sitting, and welding for extended periods of time</li><li>Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Onsite</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior Welding Engineer

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div><span style="font-size:16px;">The Materials Department at CFS is looking for a materials test operator to support the materials testing and characterization laboratory. Materials at CFS supports the design and engineering of all components needed for fusion systems and high temperature superconducting magnets. Working closely with the team lead for materials testing and characterization, the team of materials test operators provides continuous support for both industry standard and customized material and component testing. This includes communication between multiple internal stakeholders, detailed data reporting, equipment maintenance and upkeep, production line support, and continuous improvement. Current and future laboratory equipment includes but is not limited to: mechanical and electrochemical metallographic specimen polishing and preparation, visible light and electron microscopy, high temperature heat treatments, static and dynamic mechanical testing in a wide range of environments (including cryogenic and high temperature), magnetic property evaluation, and other thermophysical tests. The materials test operators will be responsible for conducting these tasks. Operators will be regularly expected to work during second shift and flex into first shift coverage depending on testing needs.</span></div><br><br><h3>This team member will:</h3><ul><li>Prepare test specimens and performs laboratory experiments</li><li>Continuous improvement in the materials test and characterization laboratory</li><li>Inventory management on consumable/spare parts and report up for purchasing</li><li>Execution of materials tech tickets in accordance with the standard operating procedures and job hazard analyses</li><li>Operate industry standard and customized materials testing and characterization equipment, processes, and test methods</li><li>Conduct materials testing independently under the input from a materials test engineer including data management and reporting</li><li>Mechanical testing including tensile testing, shear testing, fatigue testing, fracture toughness testing and other custom testing in extreme environments of cryogenic temperatures and high temperatures.</li><li>Materials characterization including metallographic sample preparation (cutting, grinding, polishing), microscopy and imaging, hardness testing, magnetic and electrical testing.</li><li>Support in installing, maintaining and troubleshooting laboratory equipment for effective usage as needed</li><li>Ability and desire to work on multiple, different assignments</li><li>Flexibility to adapt to changes in lab operations, priorities, and schedules.</li><li>Maintain proper documentation with attention to detail</li><li>Comfortable with performing repeated tests while still maintaining test quality</li><li>Perform other related job duties as assigned by management</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>High school diploma/equivalency certificate or higher</li><li>Minimum 2 years experience with with basic materials prep and testing tools</li><li>Minimum 2 years experience with a variety of technical support skills including but not limited to mechanical and electrical assembly, vacuum systems, cryogenic systems, soldering, and wiring</li><li>Participate in and promote CFS’ safety procedures and policies</li><li>Desire to work in a fast-paced R&amp;D environment with daily changes</li><li>Meticulous attention to detail</li><li>Ability to work effectively in a multidisciplinary team of engineers, scientists, technical staff and others</li><li>Ability to rapidly execute short turnaround materials testing tasks</li><li>Strong problem solving skills, ability to approach new problems with creativity</li><li>Strong written and oral communications skills &amp; techniques.</li><li>Effective root cause analysis and problem-solving skills</li><li>Proficient PC skills (Microsoft Word, Excel, PowerPoint</li><li>Ability to work independently and in a team environment</li><li>Ability to comply, interpret and support procedures, work rules, and protocols</li></ul><h3>Additional preferred experience and/or qualifications:</h3><ul><li>Experience with Instron-based mechanical test systems, Bluehill and Wavematrix software is a plus</li><li>Testing to industry or international standards</li><li>Experience operating tensile load frames, strain gauges</li><li>Experience as a microscopist (optical or electron)</li><li>Experience using electrical test devices</li><li>Experience with metallographic sample preparation and analysis</li><li>Experience with hazardous chemical use and management</li><li>Experience with vacuum systems</li><li>Experience operating shop equipment including horizontal band saws, drill presses, grinders/sanders, etc</li><li>Ability to follow engineering procedures and instructions</li><li>Understands materials testing and characterization equipment operations and processes.</li><li>Experience working with cryogens such as Liquid Nitrogen and Liquid Helium</li><li>Perform activities such as typing, standing, or sitting for extended periods of time</li><li>Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, metallographic Etchants and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally </li><li>#LI-Onsite</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Materials Test Operator - Second Shift

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div>The Materials Department at CFS supports design engineers, supply chain, and manufacturing by selecting materials, unambiguously defining materials and their properties, validating and measuring those materials and their properties, and conducting R&amp;D to develop new materials and processes to enable fusion power deployment. The work is undertaken in support of delivering SPARC, the net energy tokamak under construction in Devens, MA, and ultimately in designing the ARC fusion power plant. These devices pose unique materials challenges including neutron fluxes produced by deuterium-tritium fusion, high heat loads, molten salt coolant systems, complex component topologies, high magnetic fields, and high cryogenic mechanical loads. To support this mission, the CFS Materials Department is seeking a Senior Materials Engineer with expertise in metals and alloys in both R&amp;D and production environments.</div><br><br><h3>This team member will:</h3><ul><li>Translate component/system performance requirements and failure modes into material property requirements and defining appropriate test methods to measure/validate those properties</li><li>Collaborate with design and manufacturing engineers to approve or select materials and processing methods</li><li>Serve as a technical lead for materials development projects where off-the-shelf materials cannot be used</li><li>Select and interpret applicable international materials standard specifications</li><li>Author materials standard specifications for fusion specific applications</li><li>Review, interpret, and report materials property data into version controlled databases for engineering use</li><li>Design experiments to quickly learn critical materials properties in manufacturing relevant conditions</li><li>Qualify supplier materials including reviewing test data and judging equivalence or adherence to various standard specifications</li><li>Provide on-demand subject matter expertise for production root cause analyses and corrective action plans where related to raw or as-fabricated materials</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Bachelor's + 8 years experience in metallurgy, materials science, nuclear engineering, or related disciplines</li><li>3+ years of experience with metals design and application in a production environment</li><li>Process-structure-properties-performance fundamentals in materials for cryogenic and high-temperature applications</li><li>Familiarity with alloy development and design</li><li>Agile project management and task execution</li><li>Strong problem solving skills, ability to approach new problems with creativity</li><li>Ability to work effectively in a multidisciplinary team of engineers, scientists, technical staff, and others</li><li>Familiarity with nuclear and plasma effects on material properties and performance an asset</li><li>Knowledge of galling mechanisms and mitigations is a plus</li><li>Knowledge of high temperature, non-aqueous corrosion is a plus</li></ul><h3>Additional preferred experience and/or qualifications:</h3><ul><li>Experience making and justifying decisions in fast paced engineering settings</li><li>Understanding large-scale metal production methods (casting, forging, rolling, drawing, etc.)</li><li>Authoring of materials standard specifications</li><li>Communicating with technical teams at vendors and suppliers</li><li>Taking under-defined problems and driving them to a state of completion</li><li>Operating in a flexible, service-oriented engineering domain team</li><li>Successful delivery of new alloys or processes from design to at-scale implementation</li><li>Experience in communicating materials design and development methods and metrics to technical and executive leadership</li><li>Perform activities such as typing or sitting for extended periods of time</li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, cryogenics and small quantities of acids/etchants</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Hybrid</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior Materials Engineer - Metals and Alloys

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div>This CFS SPARC Engineering Checker will report to the Head of 3D CAD Integration and will assist the engineering team by providing NX CAD drafting and design checking support to create/revise drawings for new/legacy custom parts, designing and/or modifying new/legacy custom components in NX and Teamcenter, and by reviewing dimensions and tolerances on drawings to ensure their suitability for the intended production process. The candidate will be a team player, collaborate with engineering teams, and have a strong sense of responsibility and commitment towards producing accurate drawings.</div><br><br><h3>This team member will:</h3><ul><li>Work within a multi-disciplinary and proven team of top scientists and engineers</li><li>Provide CAD Checking support using Siemens NX and Teamcenter</li><li>Review GD&amp;T of custom parts, castings, forgings, machine parts, sheet metal components and weldments</li><li>Communicate with engineering teams to review drawing changes to suit manufacturing process capabilities</li><li>Communicate design and design changes with SPARC engineering team</li><li>Provide mechanical engineering support for resolution of field and manufacturing issues via drawing changes</li><li>Estimate time required to complete support activities</li><li>Report on and be accountable for project progress to the Head of 3D CAD Integration.</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Bachelor's degree in Mechanical and/or Industrial engineering or equivalent experience</li><li>Minimum of 7 years of experience in creating models of mechanical parts using Siemens NX CAD software</li><li>Proficiency using CAD to design and document mechanisms in Siemens NX, version 1980 or later</li><li>Understand dimensional capabilities of castings, machined parts and weldments</li><li>Candidate will have the technical depth and proven experience to create and review drawings to ASME <a href="http://Y14.100">Y14.100</a> and ASME Y14.5 standards</li><li>Candidate will demonstrate knowledge of GD&amp;T and the use of CAD tools to create/refine designs and drawings for assemblies and custom parts made of forgings, machined parts and weldments</li><li>Knowledge of component finishing processes such as electro-polishing, plating, heat treatment, paint/powder coating.</li><li>Full understanding of Teamcenter or Active Workspace</li><li>Proven ability to work well in a team environment</li><li>Proven experience in a fast paced, high transactional environment</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Perform activities such as stooping, typing, standing, and sitting, for extended periods of time</li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Onsite</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior Engineering Checker

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div>This CFS SPARC Senior NX Designer will report to the Head of 3D CAD Integration and will assist the engineering team by providing design and draft support to create/revise drawings for new/legacy custom parts, designing and/or modifying new/legacy custom components in Siemens NX and Teamcenter, and by reviewing dimensions and tolerances on drawings to ensure their suitability for the intended production process. The candidate will be a team player, collaborate with engineering teams, and have a strong sense of responsibility and commitment towards producing accurate drawings.</div><br><br><h3>This team member will:</h3><ul><li>Work within a multi-disciplinary and proven team of top scientists and engineers </li><li>Provide CAD design support using Siemens NX, version 1980 or later and Teamcenter or Active Workspace</li><li>Estimate time required to complete support activities</li><li>Communicate designs and design changes with SPARC engineering team</li><li>Communicate with engineering teams to review drawing changes to suit manufacturing process capabilities</li><li>Create engineering drawings and BOMs</li><li>Provide mechanical engineering support for resolution of field and manufacturing issues via drawing changes</li><li>Report on and be accountable for project progress to the Head of 3D CAD Integration</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>Bachelors degree in Mechanical and/or Industrial engineering required</li><li>Minimum of 7 years of experience in creating drawings for mechanical parts using NX CAD systems</li><li>Experience creating assembly drawings of mechanisms and drawing BOMs</li><li>Experience with drawing reviews/checking</li><li>Understand dimensional tolerance capabilities of forgings, machine parts, and sheet metal components</li><li>Proven experience in a fast paced, high transaction environment</li><li>Proven ability to work well in a team environment</li><li>Proficiency using CAD to design and document mechanisms in Siemans NX version 1980 or later</li><li>Proficiency using Team Center or active workspace</li><li>Knowledge of component finishing processes such as electro-polishing, plating, heat treatment, paint/powder coating)</li><li>Candidate will have the technical depth and proven experience to create and review drawings to ASME <a href="http://Y14.100">Y14.100</a> and ASME Y14.5 standards.</li><li>Candidate will demonstrate knowledge of GD&amp;T and the use of CAD tools to create/refine designs and drawings for assemblies and custom parts made of sheet metal, weldments, castings, electrical cables/components, and machined parts</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Ability to type and sit for extended periods of time</li><li>Willingness to occasionally travel or work required nights/weekends/on-call</li><li>Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics</li><li>#LI-Onsite</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

Senior NX Designer

<div>Commonwealth Fusion Systems (CFS) has the fastest, lowest cost path to commercial fusion energy.</div><div><br></div><div>CFS collaborates with MIT to leverage decades of research combined with groundbreaking new high-temperature superconducting (HTS) magnet technology. HTS magnets will enable compact fusion power plants that can be constructed faster and at lower cost. Our mission is to deploy these power plants to meet global decarbonization goals as fast as possible. To that end, CFS has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by the world’s leading investors, CFS is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. To implement this plan, we are looking to add dedicated people to the team who treat people well, improve our work by adding multifaceted perspectives and new ways of solving problems, have achieved outstanding results through a range of pursuits, and have skills and experience related to this role.</div><div><br></div><div>This CFS Equipment Technician will be responsible for aspects of the construction, implementation, and maintenance of advanced R&amp;D, production, and facilities equipment.</div><div><br></div><br><br><h3>This team member will:</h3><ul><li>Work within a multi-disciplinary and proven team of top scientists and engineers</li><li>Own assembly and maintenance of key systems and sub-systems</li><li>Work closely with suppliers during system integration and testing of equipment</li><li>Maintain engineering lab and be responsible for lab safety and protocol compliance</li><li>Report on and be accountable for project progress to the Head of Superconductor R&amp;D</li></ul><h3>The ideal candidate will have most, if not all, of these requirements:</h3><ul><li>5+ years of experience involving construction, operation and maintenance of industrial, large-scale R&amp;D and manufacturing equipment</li><li>5+ years of experience with mechanical assembly and maintenance of UHV and/or HV systems, including:</li><li>the functional understanding of basic vacuum technology concepts,</li><li>the thorough knowledge of cleaning processes for components used in vacuum systems, </li><li>the ability to helium leak check systems and components,</li><li>the ability to refurbish scroll pumps, cryopumps, and/or turbomolecular pumps</li><li>ability to troubleshoot mechanical systems</li><li>5+ years of experience with low- and high-voltage electrical and/or instrumentation assembly, including:</li><li>the ability to assembly cable harnesses with crimp and/or solder pins,</li><li>the ability to troubleshoot and/or repair electrical issues,</li><li>the functional understanding of bench instrumentation and lab testing experience using common test equipment (Oscilloscope, DMM, etc.),</li><li>basic understanding of national electrical codes (required)</li></ul><h3>Additional experience and/or qualifications:</h3><ul><li>Knowledge of electrical and plumbing codes and maintenance requirements, (documentation, safety, required reporting, regulations, etc.)</li><li>Knowledge of OSHA worksite and personal safety requirements</li><li>Knowledge of State or local governmental safety requirements The ability to conceive novel solutions to challenging problems</li><li>Familiarity with engineering systems in challenging environments</li><li>Excellent attention to safety in line with OSHA requirements and LOTO procedures</li><li>Experience working with suppliers to enable quick-turn fabrication and rework of C&amp;F parts</li><li>Ability to occasionally lift up to 50 lbs</li><li>Perform activities such as stooping, climbing, typing, standing, or sitting for extended periods of time</li><li>Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics</li><li>Willingness to travel or work required nights/weekends/on-call occasionally</li><li>#LI-Onsite</li></ul><br><div>CFS team members thrive in a fast-paced, dynamic environment and have demonstrated exceptional results through a range of different pursuits.  We all tightly align with our company values of integrity, execution, impact and self-critique.  As we grow, we are looking to add talented people who are mission driven and bring diverse perspectives and new ways of solving problems.</div><div><br></div><div>At CFS, we deeply value diversity and are an equal opportunity employer by choice. We consider all qualified applicants equally for employment. We do not discriminate on the basis of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law, ordinance, or regulation.</div>

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