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Commonwealth Fusion Systems careers
147 open roles · Energy & Industrials
· updated 2026-11-09
Every Commonwealth Fusion Systems opening we track, in one list.
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Open roles
- Accounts Payable Specialist Devens, MA
- Assembly Test Implementation Engineer Devens, MA
- Assistant General Counsel – Commercial Devens, MA
- Control Software Engineer Devens, MA
- Controls Engineer Devens, MA
- CSA Project Engineer Devens, MA & Richmond, VA
- Diagnostics Mechanical Engineer Devens, MA
- Director, Corporate FP&A Devens, MA
- Director, Manufacturing, Operations & Supply Chain Finance Devens, MA
- Director, Supply Chain Devens, MA
- Electrical Engineer Devens, MA
- Enterprise Systems Administrator Devens, MA
- Environmental, Health & Safety Technician Devens, MA
- Equipment Technician Milpitas, CA
- Executive Operations Partner Devens, MA
- Fiber Optic Specialist - First Shift Devens, MA
- Fiber Optic Specialist - First Shift Somerville, MA
- Fiber Optic Specialist - Third Shift Devens, MA
- Fiber Optic Specialist - Weekend - Second Shift (Fri, Sat, Sun) Devens, MA
- Field Assembly Manager Devens, MA
- Field Mechanical Engineer - Assembly Devens, MA
- Head of Power Origination Devens, MA
- Hiring Event for Production Technicians: First, Second and Third shifts available Somerville, MA
- Intern - Assembly Technical Project Manager - Spring 2027 Devens, MA
- Intern - Composites and Insulation Materials - Summer 2027 Somerville, MA
- Intern - Controls Engineer - Summer 2027 Milpitas, CA
- Intern - Cryogenics Engineer - Spring 2027 Devens, MA
- Intern - EHS Engineer - Spring or Summer 2027 Devens, MA
- Intern - Electrical/Electromechanical Engineer - Spring 2027 Devens, MA
- Intern - Fusion Fuel Systems - Spring or Summer 2027 Devens, MA
- Intern - Health Physics - Spring or Summer 2027 Devens, MA
- Intern - I&C and Network Engineer - Spring or Summer 2027 Devens, MA
- Intern - Industrial Engineer - Spring or Summer 2027 Devens, MA
- Intern - Materials Test Engineer - Summer 2027 Devens, MA
- Intern - Mechanical and Magnet Engineer - Spring or Summer 2027 Devens, MA
- Intern - Mechanical Equipment Engineer - Spring 2027 Devens, MA
- Intern - Microwave Engineer - Summer 2027 Devens, MA
- Intern - Nuclear Engineer - Summer 2027 Devens, MA
- Intern - Nuclear/Systems Engineer - Summer 2027 Devens, MA
- Intern - Plasma Physics - Summer 2027 Devens, MA
- Intern - R&D Multiphysics Simulation Intern - Spring or Summer 2027 Somerville, MA
- Intern - R&D Test Engineer - Spring or Summer 2027 Devens, MA & Somerville, MA
- Intern - Structural Engineer - Summer 2027 Devens, MA
- Intern - Systems Engineer - Summer 2027 Devens, MA
- Lead Assembly Technician Devens, MA
- Lead Assembly Technician - Third Shfit Devens, MA
- Lead Piping Engineer Devens, MA
- Lead Production Technician - Third Shift Devens, MA
- Lead Technician, Electrical Assembly Testing Devens, MA
- Lead Technician, Mechanical Assembly Testing Devens, MA
- Machinist - Contract - Weekend Shift Devens, MA
- Manager, Process Engineering - Assembly Devens, MA
- Manufacturing Engineer - Contract Somerville, MA
- Manufacturing Engineer - First Shift Devens, MA
- Manufacturing Engineer - Second Shift Somerville, MA
- Manufacturing Engineer - Third Shift Somerville, MA
- Manufacturing Engineer - Third Shift Devens, MA
- Materials Test Operator - Contract Devens, MA
- Mechanical Engineer Devens, MA
- Mechanical Engineer – Cable Magnets Devens, MA
- Molten Salt Engineer Devens, MA
- Molten Salt Engineer Devens, MA
- NDT Manager – Responsible Level III Devens, MA
- Operations Coordinator - Assembly Devens, MA
- Power Business Research and Analytics Manager Devens, MA
- Principal Mechanical Engineer - Web Handling Milpitas, CA
- Principal RF Systems Engineer Devens, MA
- Principal Scientist - Radio Frequency Plasma Heating Devens, MA
- Production Technician - First Shift Somerville, MA
- Production Technician - Second Shift Somerville, MA
- Production Technician - Second Shift Devens, MA
- Production Technician - Third Shift Somerville, MA
- Production Technician Supervisor - First Shift Devens, MA
- Production Technician Supervisor - Second Shift Devens, MA
- Project Manager, Project Development Devens, MA & Richmond, VA
- Quality Engineer - Nights & Weekend Shifts + Differential Pay Devens, MA
- R&D Technician - First Shift Devens, MA
- R&D Test Engineer Devens, MA
- R&D Test Engineer - Electrical Power Systems Devens, MA
- R&D Test Engineer - Fluid Systems Devens, MA
- RF Electronics Engineer Devens, MA
- Senior Algorithms and Simulation Software Engineer Devens, MA
- Senior Computational Materials Scientist Devens, MA
- Senior Controls Engineer Devens, MA
- Senior Data and Operations Software Engineer Devens, MA
- Senior Diagnostics Mechanical Engineer Devens, MA
- Senior Electrical Engineer Milpitas, CA
- Senior Embedded Software Engineer Devens, MA
- Senior Enterprise Solution Architect Milpitas, CA
- Senior Equipment Engineering Project Manager Devens, MA
- Senior Field Mechanical Engineer - Assembly Devens, MA
- Senior Field Mechanical Engineer - Assembly - Second Shift Devens, MA
- Senior Finance Analyst, Operations Devens, MA
- Senior Manager, Accounting Operations Devens, MA
- Senior Manager, Mechanical Engineering — Vacuum Vessel Devens, MA
- Senior Manufacturing Engineer - Assembly Devens, MA
- Senior Manufacturing Engineer - Assembly - Second Shift Devens, MA
- Senior Manufacturing Engineer - First Shift Devens, MA
- Senior Manufacturing Engineer - Second Shift Devens, MA
- Senior Manufacturing Engineer - Third Shift Devens, MA
- Senior Manufacturing Engineer - Weekend First Shift (Fri, Sat, Sun) Devens, MA
- Senior Manufacturing Engineer - Weekend Second Shift (Fri, Sat, Sun) Devens, MA
- Senior Mechanical Engineer Milpitas, CA
- Senior Mechanical Engineer - Assembly Equipment Devens, MA
- Senior Mechanical Engineer - Remote Maintenance Devens, MA
- Senior Mechanical Engineer - Vacuum Milpitas, CA
- Senior Mechanical Engineer – Cable Magnets Devens, MA
- Senior Mechanical Engineer, Process Equipment Devens, MA
- Senior Metrology Engineer Milpitas, CA
- Senior Modeling and Simulation Engineer Milpitas, CA
- Senior Power Electronics Engineer Devens, MA
- Senior Process Engineer Devens, MA
- Senior Quality Engineer Devens, MA
- Senior R&D Electromagnetic Analysis Engineer Devens, MA
- Senior R&D Engineer Devens, MA
- Senior R&D Technical Project Manager Devens, MA
- Senior R&D Test Engineer - Fluid Systems Devens, MA
- Senior RF Test Engineer Devens, MA
- Senior Strategic Program Manager, Open Innovation Devens, MA
- Senior Structural Mechanical Engineer Devens, MA
- Senior Technical Project Manager - Design/Assembly Devens, MA
- Senior Technical Project Manager - Magnet Production Devens, MA
- Senior Test Planning Engineer - Assembly Devens, MA
- Shift Operator- SPARC - Third Shift Devens, MA
- Staff Computational Materials Scientist Devens, MA
- Staff Electrical Engineer Milpitas, CA
- Staff Fuel Cycle & Blanket Test Engineer Devens, MA
- Staff Materials Engineer - Metallurgical Engineering Devens, MA
- Staff Mechanical Engineer - Remote Maintenance Devens, MA
- Staff Mechanical Engineer - Vacuum Milpitas, CA
- Staff Modeling and Simulation Engineer Milpitas, CA
- Staff Multiphysics Modeler Devens, MA
- Staff OT/IT Support Engineer Milpitas, CA
- Staff Process Engineer Devens, MA
- Staff Scientist - Plasma Material Interaction Devens, MA
- Staff Supplier Integration Manager - ARC Devens, MA
- Staff Supply Chain Engineer - Molten Salts Devens, MA
- Subassemblies Specialist Devens, MA
- Subassemblies Technician Devens, MA
- Supply Chain Coordinator - Contract Ayer, MA
- Supply Chain Operations Coordinator - First Shift Devens, MA
- Supply Chain Operations Coordinator - First Shift - Contract Devens, MA
- Supply Chain Operations Supervisor Devens, MA
- Technical Accounting and Internal Controls Lead Devens, MA
- Techno-Economic Analyst Devens, MA
- Treasury and Tax Analyst Devens, MA
- Welder - Differential Pay for Weekend & Night Shifts Devens, MA
Roles link to Commonwealth Fusion Systems's own posting. Listings change daily;
a role may close before its posting is removed.