Test Engineering Intern Test Engineering Intern on the Reliability Testing team at Lunar Energy will be responsible for ensuring the validation of the product throughout the entire lifecycle of our revolutionary home energy products. We are looking for people who are passionate about a more sustainable and energy independent  future and want to make that vision a reality.Lunar Energy was founded to transition homes to 100% clean energy—making our electricity greener, our air cleaner and our energy more safe, secure and reliable for all. We’re a fast-growing, global company building the world’s best clean energy products to electrify all homes and connect communities to form clean, resilient virtual power plants.<h1>On a given day at Lunar, you’ll likely:</h1><ul><li>Perform and execute various types of testing as part of our hardware validation process. Responsible end to end for testing - including test planning, test stand development, execution, root cause and reporting/data processing </li><li>Design and build test stands for electrical, thermal and mechanical systems </li><ul><li>Write Python scripts to enable test automation and process large data sets coming out of the test</li><li>Work with technicians for designing and building test stands  </li><li>Specify test stand equipment and instrumentation </li></ul><li>For test failures and field failures, help drive failure analysis investigations and countermeasure validation with design team, reliability team and failure analysis lab </li><li>Collaborate with electrical, mechanical and firmware engineers across the company to develop thoughtful test plans </li><li>Analyze test data, write test reports and help extract important takeaways from the data </li><li>Contribute to various test infrastructure improvement efforts (ranging from contributing new features and functions to the code base, creating custom test equipment…etc) </li></ul><h1>Skills desired</h1><ul><li>Bachelor’s degree in engineering in progress. Focus on Mechatronics Engineering is a plus. </li><li>Highly curious with hands-on project experience,  </li><li>Python or equivalent programming experience (e.g. MATLAB scripting) </li><li>Working knowledge of static/mechanics of materials, electronics/circuit analysis and heat and mass transfer</li><li>Experience with standard lab/test equipment like power supplies, multimeters, DAQs, various sensors/instrumentation…etc</li><li>Basic mechanical design experience/familiarity with CAD software is a plus</li></ul>Our DE&amp;I Philosophy: Lunar Energy is an equal opportunity employer. We are committed to attracting, developing and retaining diverse talent by supporting an inclusive workplace. Lunar recruits, hires, trains, promotes, compensates, and administers all personnel actions without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status or any other status protected by applicable law.Our Compensation Philosophy: Our goal is to ensure that all Lunar Energy employees are fairly compensated. Please note that the hourly range information that follows is a good faith estimate for this position provided pursuant to the Pay Transparency for Pay Equity Act for California applicants. The hourly range estimate for this position depending on level of experience is: $20 - $38 USD.The actual offer, reflecting the total compensation package &amp; benefits, will be at the company’s sole discretion, and determined by factors including but not limited to years of experience, job level, geographic location, and other relevant business considerations. The company also reserves the right to amend or modify this job description, employee perks, and benefits at any time.

Lunar exists to power homes around the world with endless clean energy. We believe that, provided with the right tools, a clean energy future is within reach. And to give people those tools, we&rsquo;re building an ecosystem of all-electric products starting with a next-generation home battery system. Our Lunar System is a solar and battery product brilliantly designed to let you capture, store and use every ray of sunshine &mdash; day, night, and even during an outage. Every Lunar System comes with our AI-powered Gridshare software built in. This leading energy management platform controls any type of distributed energy resources (such as home batteries and EV chargers) to help homeowners maximize the value of their energy and optimize the wider power system. Recognizing our commitment and accomplishments, Forbes has named us one of America's Best Startup Employers for 2023. Want to help us shape the future of clean energy? We&rsquo;re looking for passionate and talented candidates to join our team.&nbsp;

Test Engineering Intern 

Test Engineering Intern Test Engineering Intern on the Reliability Testing team at Lunar Energy will be responsible for ensuring the validation of the product throughout the entire lifecycle of our revolutionary home energy products. We are looking for people who are passionate about a more sustainable and energy independent&nbsp; future and want to make that vision a reality.Lunar Energy was founded to transition homes to 100% clean energy—making our electricity greener, our air cleaner and our energy more safe, secure and reliable for all. We’re a fast-growing, global company building the world’s best clean energy products to electrify all homes and connect communities to form clean, resilient virtual power plants.<h1>On a given day at Lunar, you’ll likely:</h1><ul><li>Perform and execute various types of testing as part of our hardware validation process. Responsible end to end for testing - including test planning, test stand development, execution, root cause and reporting/data processing&nbsp;</li><li>Design and build test stands for electrical, thermal and mechanical systems&nbsp;</li><ul><li>Write Python scripts to enable test automation and process large data sets coming out of the test</li><li>Work with technicians for designing and building test stands&nbsp;&nbsp;</li><li>Specify test stand equipment and instrumentation&nbsp;</li></ul><li>For test failures and field failures, help drive failure analysis investigations and countermeasure validation with design team, reliability team and failure analysis lab&nbsp;</li><li>Collaborate with electrical, mechanical and firmware engineers across the company to develop thoughtful test plans&nbsp;</li><li>Analyze test data, write test reports and help extract important takeaways from the data&nbsp;</li><li>Contribute to various test infrastructure improvement efforts (ranging from contributing new features and functions to the code base, creating custom test equipment…etc)&nbsp;</li></ul><h1>Skills desired</h1><ul><li>Bachelor’s degree in engineering in progress. Focus on Mechatronics Engineering is a plus.&nbsp;</li><li>Highly curious with hands-on project experience,&nbsp;&nbsp;</li><li>Python or equivalent programming experience (e.g. MATLAB scripting)&nbsp;</li><li>Working knowledge of static/mechanics of materials, electronics/circuit analysis and heat and mass transfer</li><li>Experience with standard lab/test equipment like power supplies, multimeters, DAQs, various sensors/instrumentation…etc</li><li>Basic mechanical design experience/familiarity with CAD software is a plus</li></ul>Our DE&amp;I Philosophy: Lunar Energy is an equal opportunity employer. We are committed to attracting, developing and retaining diverse talent by supporting an inclusive workplace. Lunar recruits, hires, trains, promotes, compensates, and administers all personnel actions without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status or any other status protected by applicable law.Our Compensation Philosophy: Our goal is to ensure that all Lunar Energy employees are fairly compensated. Please note that the hourly range information that follows is a good faith estimate for this position provided pursuant to the Pay Transparency for Pay Equity Act for California applicants. The hourly range estimate for this position depending on level of experience is: $20 - $38 USD.The actual offer, reflecting the total compensation package &amp; benefits, will be at the company’s sole discretion, and determined by factors including but not limited to years of experience, job level, geographic location, and other relevant business considerations. The company also reserves the right to amend or modify this job description, employee perks, and benefits at any time.

Test Engineering Intern

About the Job

About the Company

Lunar Energy

Similar Jobs

Test Intern, Air Management

Test Intern, Air Management

Mechanical and Manufacturing Engineering Internship - Summer 2026

Mechanical and Manufacturing Engineering Internship - Summer 2026

Test & Development Intern - Summer 2026

Test & Development Intern - Summer 2026

Intern - Test Engineering

Intern - Test Engineering

Mechanical/Electrical Engineering Intern

Mechanical/Electrical Engineering Intern

Senior Mechanical Engineer, Test

Senior Mechanical Engineer, Test

Mechanical Design Intern

Mechanical Design Intern

Test Engineer Intern, ESS

Test Engineer Intern, ESS

Test Engineering Intern (AIT) Summer 2026

Test Engineering Intern (AIT) Summer 2026

System Test Specialist Intern

System Test Specialist Intern