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 148 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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Environmental, Health & Safety Technician
Apply Devens, MA
- Job type
- Test, Quality, & Reliability
- Seniority
- Mid-Level
Welder - Differential Pay for Weekend & Night Shifts
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
Production Technician - Second Shift
Apply Somerville, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
Supply Chain Operations Coordinator - First Shift
Apply Devens, MA
- Job type
- Supply Chain & Procurement
- Seniority
- Mid-Level
Production Technician - Third Shift
Apply Somerville, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
CSA Project Engineer
Apply Devens, MA · Richmond, VA
- Job type
- Mechanical & Physical Systems
- Seniority
- Mid-Level
Production Technician - First Shift
Apply Somerville, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
Fiber Optic Specialist - Weekend - Second Shift (Fri, Sat, Sun)
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
Quality Engineer - Nights & Weekend Shifts + Differential Pay
Apply Devens, MA
- Job type
- Test, Quality, & Reliability
- Seniority
- Mid-Level
Supply Chain Operations Coordinator - First Shift - Contract
Apply Devens, MA
- Job type
- Supply Chain & Procurement
- Seniority
- Mid-Level
Manufacturing Engineer - Third Shift
Apply Somerville, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
Manufacturing Engineer - Second Shift
Apply Somerville, MA
- Job type
- Manufacturing & Production
- Seniority
- Mid-Level
Show 24 more jobs
24 of 148 shown