Commonwealth Fusion
Builds fusion energy systems.
- HQ
- Devens, MA
- Founded
- 2018
- Employees
- 1,001-5,000
- Total Raised
- $6.0B
- Last Round
- Series C+
- Last Round Date
- Jul 2026
- Founders
- Dan Brunner
- Martin Greenwald
- Robert Mumgaard
Careers at Commonwealth Fusion
Browse 94 open roles at Commonwealth Fusion. Compare locations and experience levels, then follow a role’s application link for the full posting and requirements.
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R&D Test Engineer - Electrical Power Systems
Apply Devens, MA
- Job type
- Test, Quality, & Reliability
- Seniority
- Senior
Senior Manufacturing Engineer - Third Shift
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Senior
Director, Manufacturing, Operations & Supply Chain Finance
Apply Devens, MA
- Job type
- Software & Data
- Seniority
- Senior
Senior Mechanical Engineer – Cable Magnets
Apply Devens, MA
- Job type
- Mechanical & Physical Systems
- Seniority
- Senior
Senior Mechanical Engineer - Assembly Equipment
Apply Devens, MA
- Job type
- Mechanical & Physical Systems
- Seniority
- Senior
Senior R&D Electromagnetic Analysis Engineer
Apply Devens, MA
- Job type
- Mechanical & Physical Systems
- Seniority
- Senior
Welder - Nights & Weekend Shifts + Differential Pay
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Senior
Senior Shift Operations Engineer - SPARC
Apply Devens, MA
- Job type
- Infrastructure, IT, & Security
- Seniority
- Senior
Senior Manufacturing Engineer - Weekend First Shift (Fri, Sat, Sun)
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Senior
Show 24 more jobs
24 of 94 shown