Commonwealth Fusion Systems
An R&D Test Engineer at Commonwealth Fusion Systems develops novel fluid systems for test stands, with a major focus on supporting magnet testing for SPARC and ARC projects. The role requires combining industry best practices and engineering fundamentals to design, build, and commission complex fluid systems under tight timelines. Engineers must collaborate across production, procurement, and R&D teams while applying expertise in structures and materials engineering to mitigate risks.
Headquarters
Devens, Massachusetts, United States
Company Size
501-1000 employees
Founded
2018
Commonwealth Fusion Systems is a clean energy company developing fusion power technology, including high-temperature superconducting magnets and fusion power plants.
Commonwealth Fusion Systems Accelerates Commercial Fusion With Siemens and NVIDIA, Leveraging AI-Powered Digital Twins
Jan 6, 2026
Commonwealth Fusion Systems, Siemens, Nvidia To Develop Fusion Digital Twin
Jan 3, 2026
Commonwealth Fusion Systems Raises $863 Million Series B2 Round to Accelerate the Commercialization of Fusion Energy
Aug 28, 2025
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for Commonwealth Fusion Systems.
Commonwealth Fusion Systems didn’t post a salary, so this is our estimate from similar listings.
4% below the average for this role
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