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Commonwealth Fusion Systems

Updated Nov 2026

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Commonwealth Fusion Systems number of job openings over time by month

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Company Info

Commonwealth Fusion is an MIT spinoff research company that focuses on bringing fusion energy technology to the market.

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Commonwealth Fusion Systems job openings posted in the last month

Position TitleLocationDate first postedApply to JobRemote
Senior Diagnostics Mechanical EngineerDevens, MAToday👉 ApplyOn-site only
Diagnostics Mechanical EngineerDevens, MAToday👉 ApplyOn-site only
R&D Test EngineerDevens, MAToday👉 ApplyOn-site only
Manufacturing Engineer - Third ShiftDevens, MAToday👉 ApplyOn-site only
Senior R&D EngineerDevens, MAToday👉 ApplyOn-site only
Senior Finance Analyst, OperationsDevens, MAToday👉 Apply
R&D Test Engineer - Electrical Power SystemsDevens, MAToday👉 ApplyOn-site only
Intern - R&D Multiphysics Simulation Intern - Spring or Summer 2027Somerville, MAIn the last 1 day👉 ApplyOn-site only
Intern - Software Engineer - Summer 2027Devens, MAIn the last 1 day👉 ApplyOn-site only
People Operations Business Partner - ContractDevens, MAIn the last 1 day👉 ApplyOn-site only
Subassemblies TechnicianDevens, MAIn the last 2 days👉 ApplyOn-site only
Senior Manufacturing Engineer - Assembly - Second ShiftDevens, MAIn the last 2 days👉 ApplyOn-site only
Shift Operator- SPARC - Third ShiftDevens, MAIn the last 5 days👉 ApplyOn-site only
Intern - Electrical/Electromechanical Engineer - Spring 2027Devens, MAIn the last 5 days👉 ApplyOn-site only
Intern - Mechanical and Magnet Engineer - Spring or Summer 2027Devens, MAIn the last 5 days👉 ApplyOn-site only
Intern - Structural Engineer - Summer 2027Devens, MAIn the last 5 days👉 ApplyOn-site only
Intern - Fusion Fuel Systems - Spring or Summer 2027Devens, MAIn the last 5 days👉 ApplyOn-site only
Intern - R&D Test Engineer - Spring or Summer 2027Devens, MA & Somerville, MAIn the last 5 days👉 ApplyOn-site only
Senior Power Electronics EngineerDevens, MAIn the last 6 days👉 ApplyOn-site only
Production Technician - Second ShiftDevens, MAIn the last 6 days👉 ApplyOn-site only
Senior Electrical EngineerMilpitas, CAIn the last 1 week👉 ApplyOn-site only
Senior Modeling and Simulation EngineerMilpitas, CAIn the last 1 week👉 ApplyOn-site only
Senior Mechanical Engineer - VacuumMilpitas, CAIn the last 1 week👉 ApplyOn-site only
Staff Process EngineerDevens, MAIn the last 1 week👉 ApplyOn-site only
Senior Quality EngineerDevens, MAIn the last 1 week👉 ApplyOn-site only
Mechanical EngineerDevens, MAIn the last 1 week👉 ApplyOn-site only
Machinist - Contract - Weekend ShiftDevens, MAIn the last 1 week👉 ApplyOn-site only
Production Technician Supervisor - First ShiftDevens, MAIn the last 1 week👉 ApplyOn-site only
Senior Open Innovation Program ManagerDevens, MAIn the last 1 week👉 Apply
Intern - Plasma Physics - Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Intern - Composites and Insulation Materials - Summer 2027Somerville, MAIn the last 1 week👉 ApplyOn-site only
Intern - I&C and Network Engineer - Spring or Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Intern - Systems Engineer - Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Intern - Scientific Software Engineer - Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Intern - Micorwave Engineer - Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Intern - Cryogenics Engineer - Spring 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Intern - EHS Engineer - Spring or Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Senior Manufacturing Engineer - Second ShiftDevens, MAIn the last 1 week👉 ApplyOn-site only
Intern - Materials Test Engineer - Summer 2027Devens, MAIn the last 1 week👉 ApplyOn-site only
Fiber Optic Specialist - First ShiftSomerville, MAIn the last 1 week👉 ApplyOn-site only
Treasury and Tax AnalystDevens, MAIn the last 2 weeks👉 Apply
Technical Accounting and Internal Controls LeadDevens, MAIn the last 2 weeks👉 Apply
Accounts Payable SpecialistDevens, MAIn the last 2 weeks👉 Apply
Materials Test Operator - ContractDevens, MAIn the last 2 weeks👉 ApplyOn-site only
Staff OT/IT Support EngineerMilpitas, CAIn the last 2 weeks👉 ApplyOn-site only
Senior Mechanical EngineerMilpitas, CAIn the last 2 weeks👉 ApplyOn-site only
Field Assembly ManagerDevens, MAIn the last 2 weeks👉 ApplyOn-site only
Intern - AI & Infrastructure Engineer - Spring 2027Devens, MAIn the last 2 weeks👉 ApplyOn-site only
Intern - Nuclear Engineer - Summer 2027Devens, MAIn the last 2 weeks👉 ApplyOn-site only
Intern - Assembly Technical Project Manager - Spring 2027Devens, MAIn the last 2 weeks👉 ApplyOn-site only
Intern - Mechanical Engineer - Summer 2027Milpitas, CAIn the last 2 weeks👉 ApplyOn-site only
Intern - Controls Engineer - Summer 2027Milpitas, CAIn the last 2 weeks👉 ApplyOn-site only
Intern - Mechanical Equipment Engineer - Spring 2027Devens, MAIn the last 2 weeks👉 ApplyOn-site only
Intern - Health Physics - Spring or Summer 2027Devens, MAIn the last 2 weeks👉 ApplyOn-site only
Molten Salt EngineerDevens, MAIn the last 3 weeks👉 ApplyOn-site only
Techno-Economic AnalystDevens, MAIn the last 3 weeks👉 ApplyOn-site only
Senior Controls EngineerDevens, MAIn the last 3 weeks👉 ApplyOn-site only
Enterprise Systems AdministratorDevens, MAIn the last 3 weeks👉 Apply
Principal Mechanical Engineer - Web HandlingMilpitas, CAIn the last 3 weeks👉 ApplyOn-site only
Senior Computational Materials ScientistDevens, MAIn the last 3 weeks👉 Apply
Environmental, Health & Safety TechnicianDevens, MAIn the last 3 weeks👉 ApplyOn-site only
Intern - Nuclear/Systems Engineer - Summer 2027Devens, MAIn the last 3 weeks👉 ApplyOn-site only
Intern - Industrial Engineer - Spring or Summer 2027Devens, MAIn the last 3 weeks👉 ApplyOn-site only
Intern - Manufacturing Engineer - Spring or Summer 2027Devens, MAIn the last 3 weeks👉 ApplyOn-site only
Assembly Test Implementation EngineerDevens, MAIn the last 4 weeks👉 ApplyOn-site only
Equipment TechnicianMilpitas, CAIn the last 4 weeks👉 ApplyOn-site only
Senior Enterprise Solution ArchitectMilpitas, CAIn the last 4 weeks👉 ApplyOn-site only
Controls EngineerDevens, MAIn the last 4 weeks👉 ApplyOn-site only
Production Technician Supervisor - Second ShiftDevens, MAIn the last 4 weeks👉 ApplyOn-site only
OT/IT Support EngineerMilpitas, CAIn the last 4 weeks👉 ApplyOn-site only
Senior Technical Project Manager - Design/AssemblyDevens, MAIn the last 4 weeks👉 ApplyOn-site only

All job openings from Commonwealth Fusion Systems

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  3. We'll reach out if there's a company interested in talking to you.