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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Assistant General Counsel – Commercial
Apply Devens, MA
- Job type
- Finance, Legal, & Compliance
- Seniority
- Director
Director, Manufacturing, Operations & Supply Chain Finance
Apply Devens, MA
- Job type
- Finance, Legal, & Compliance
- Seniority
- Director
Production Technician Supervisor - First Shift
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Manager
Production Technician Supervisor - Second Shift
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Manager
Lead Production Technician - Third Shift
Apply Devens, MA
- Job type
- Manufacturing & Production
- Seniority
- Manager
Senior Manager, Mechanical Engineering — Vacuum Vessel
Apply Devens, MA
- Job type
- Mechanical & Physical Systems
- Seniority
- Manager
Staff OT/IT Support Engineer
Apply Milpitas, CA
- Job type
- Infrastructure, IT, & Security
- Seniority
- Staff / Principal
Principal Mechanical Engineer - Web Handling
Apply Milpitas, CA
- Job type
- Mechanical & Physical Systems
- Seniority
- Staff / Principal
Staff Supply Chain Engineer - Molten Salts
Apply Remote · Devens, MA
- Job type
- Supply Chain & Procurement
- Seniority
- Staff / Principal
Staff Fuel Cycle & Blanket Test Engineer
Apply Devens, MA
- Job type
- Test, Quality, & Reliability
- Seniority
- Staff / Principal
Staff Materials Engineer - Metallurgical Engineering
Apply Devens, MA
- Job type
- Mechanical & Physical Systems
- Seniority
- Staff / Principal
Staff Computational Materials Scientist
Apply Devens, MA
- Job type
- Mechanical & Physical Systems
- Seniority
- Staff / Principal
Show 24 more jobs
24 of 148 shown