<img src="https://gallery-cdn.breezy.hr/21a60/image.png">Requisition Number: XL2025-TD001Position: Flow Battery Test TechnicianLocation: Marlborough, MAAbout UsXL Batteries is a Massachusetts-based development stage company focused on long duration energy storage at the grid level. We are growing a highly collaborative team with the addition of a Flow Battery Test Technician. Our mission is to create a safe, low-cost and reliable grid-scale battery that will enable the transition of the grid from fossil fuels to renewable sources. We are a fast paced, nimble startup where no job is too big or small, and where we strive to ask ourselves the hard questions before problems arise.XL Batteries is an equal opportunity employer.We offer competitive salary and benefits, including healthcare, dental, vision, and a retirement plan.About Our LocationMarlborough, MA is a beautiful small city in central Massachusetts, surrounded by quaint Massachusetts towns and within day-trip distance of the Berkshires. For those who prefer a more urban lifestyle, we are located directly off I-495 within easy commuting distance of Boston and Cambridge (30-40 minutes), Worcester (25 minutes), Nashua, NH (45 minutes) and Providence, RI (50 minutes).About YouWe are seeking talented technicians, doers and makers with a proven track record  and 2 years of laboratory or assembly and testing experience who are looking to develop an industry-leading energy storage technology. We are looking for teammates who are collaborative and creative.Each team member has an opportunity to truly impact XL Batteries, and with that mentality we need team members that are excited to work in a fast paced startup environment that is ever changing, where no job is too big or too small, and where we strive to constantly learn and grow.Role DescriptionXL Batteries is developing a next generation flow battery for grid-scale energy storage. We seek creative, forward-thinking people to drive consistency and performance by testing our battery systems in a laboratory and field environment. Team members in this role will work with under the supervision of Engineers and Scientists to collect performance data and help achieve increasing levels of efficiency, reliability and durability in our battery systems. A basic understanding of flow battery or fuel cell design and operation is required. Applicants must show the ability to quickly and efficiently assemble and test at the cell and stack level, flagging challenges as they arise and proposing solutions.Responsibilities<ul><li>Assemble and test various flow battery components and systems (following standard operation procedures and test protocols and helping develop new workflows)</li><li>Assist other team members with cell performance monitoring</li><li>Record accurate data, analyze, and report the results</li><li>Think critically about how to improve the test and experimental design with an eye to performance, reliability, durability, throughput and cost.</li><li>Able to capably convert technical goals into effective work plans using self-generated Objectives and Key Results (OKRs).</li><li>Work safely in a battery development and chemistry laboratory</li><li>Manage waste streams and dispose of hazardous waste as appropriate</li></ul>Requirements<ul><li>Bachelor or associates degree in Mechanical, Chemical, Electrical Engineering or related fields, or Five (5) or more years of direct experience in electrochemical testing and troubleshooting</li><li>Excellent attention to detail, cleanliness, and organization</li><li>Able to provide clear communication of technical information and other feedback to colleagues</li><li>Comfort in and familiarity with a laboratory or industrial work environment</li><li>Good computer and software skills required for data analysis and presentation</li><li>Experience with Python is a plus</li><li>Solid understanding of mechanical engineering and electrochemistry is a plus</li><li>Experience with flow batteries, fuel cells, other battery testing is required</li><li>Highly motivated and self-driven individual with the ability to work independently and multitask</li><li>Must have legal authorization to work in the United States</li><li>This is a full-time in-person position</li><li>Travel will be required to deployed battery installations</li></ul>

Flow Battery Test Technician

<img src="https://gallery-cdn.breezy.hr/21a60/image.png">Requisition Number: XL2025-TD001Position: Flow Battery Test TechnicianLocation: Marlborough, MAAbout UsXL Batteries is a Massachusetts-based development stage company focused on long duration energy storage at the grid level. We are growing a highly collaborative team with the addition of a Flow Battery Test Technician. Our mission is to create a safe, low-cost and reliable grid-scale battery that will enable the transition of the grid from fossil fuels to renewable sources. We are a fast paced, nimble startup where no job is too big or small, and where we strive to ask ourselves the hard questions before problems arise.XL Batteries is an equal opportunity employer.We offer competitive salary and benefits, including healthcare, dental, vision, and a retirement plan.About Our LocationMarlborough, MA is a beautiful small city in central Massachusetts, surrounded by quaint Massachusetts towns and within day-trip distance of the Berkshires. For those who prefer a more urban lifestyle, we are located directly off I-495 within easy commuting distance of Boston and Cambridge (30-40 minutes), Worcester (25 minutes), Nashua, NH (45 minutes) and Providence, RI (50 minutes).About YouWe are seeking talented technicians, doers and makers with a proven track record &nbsp;and 2 years of laboratory or assembly and testing experience who are looking to develop an industry-leading energy storage technology. We are looking for teammates who are collaborative and creative.Each team member has an opportunity to truly impact XL Batteries, and with that mentality we need team members that are excited to work in a fast paced startup environment that is ever changing, where no job is too big or too small, and where we strive to constantly learn and grow.Role DescriptionXL Batteries is developing a next generation flow battery for grid-scale energy storage. We seek creative, forward-thinking people to drive consistency and performance by testing our battery systems in a laboratory and field environment. Team members in this role will work with under the supervision of Engineers and Scientists to collect performance data and help achieve increasing levels of efficiency, reliability and durability in our battery systems. A basic understanding of flow battery or fuel cell design and operation is required. Applicants must show the ability to quickly and efficiently assemble and test at the cell and stack level, flagging challenges as they arise and proposing solutions.Responsibilities<ul><li>Assemble and test various flow battery components and systems (following standard operation procedures and test protocols and helping develop new workflows)</li><li>Assist other team members with cell performance monitoring</li><li>Record accurate data, analyze, and report the results</li><li>Think critically about how to improve the test and experimental design with an eye to performance, reliability, durability, throughput and cost.</li><li>Able to capably convert technical goals into effective work plans using self-generated Objectives and Key Results (OKRs).</li><li>Work safely in a battery development and chemistry laboratory</li><li>Manage waste streams and dispose of hazardous waste as appropriate</li></ul>Requirements<ul><li>Bachelor or associates degree in Mechanical, Chemical, Electrical Engineering or related fields, or Five (5) or more years of direct experience in electrochemical testing and troubleshooting</li><li>Excellent attention to detail, cleanliness, and organization</li><li>Able to provide clear communication of technical information and other feedback to colleagues</li><li>Comfort in and familiarity with a laboratory or industrial work environment</li><li>Good computer and software skills required for data analysis and presentation</li><li>Experience with Python is a plus</li><li>Solid understanding of mechanical engineering and electrochemistry is a plus</li><li>Experience with flow batteries, fuel cells, other battery testing is required</li><li>Highly motivated and self-driven individual with the ability to work independently and multitask</li><li>Must have legal authorization to work in the United States</li><li>This is a full-time in-person position</li><li>Travel will be required to deployed battery installations</li></ul>

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XL Batteries

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