Jobs at Commonwealth Fusion Systems

• Senior Systems Engineer

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Sep 2, 2026
• Lead Production Technician - Third Shift

  Commonwealth Fusion Systems Devens, MA $32–$52/hr
  Full Time Sep 2, 2026
• Supply Chain Operations Coordinator - First Shift - Contract

  Commonwealth Fusion Systems Devens, MA $30–$40/hr
  Contract Sep 2, 2026
• Senior Structural Mechanical Engineer

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Sep 2, 2026
• Senior Manufacturing Engineer - Third Shift

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Aug 26, 2026
• Equipment Specialist

  Commonwealth Fusion Systems Devens, MA $32–$43/hr
  Full Time Aug 26, 2026
• Director, Manufacturing, Operations & Supply Chain Finance

  Commonwealth Fusion Systems Devens, MA $170K–$250K/yr
  Full Time Aug 26, 2026
• Environmental, Health & Safety Technician - Weekend First Shift (Fri, Sat, Sun)

  Commonwealth Fusion Systems Devens, MA $33–$52/hr
  Full Time Aug 26, 2026
• Manufacturing Engineer - Third Shift

  Commonwealth Fusion Systems Somerville, MA $107K–$160K/yr
  Full Time Aug 26, 2026
• Lead Technician, Assembly Testing

  Commonwealth Fusion Systems Devens, MA $36–$41/hr
  Full Time Aug 26, 2026
• Senior Manager, Mechanical Engineering — Vacuum Vessel

  Commonwealth Fusion Systems Devens, MA $169K–$250K/yr
  Full Time Aug 24, 2026
• Mechanical Engineer – Cable Magnets

  Commonwealth Fusion Systems Devens, MA $107K–$160K/yr
  Full Time Aug 24, 2026
• Senior Embedded Software Engineer

  Commonwealth Fusion Systems Devens, MA $107K–$160K/yr
  Full Time Aug 21, 2026
• Senior Data and Operations Software Engineer

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Aug 20, 2026
• Senior Algorithms and Simulation Software Engineer

  Commonwealth Fusion Systems Devens, MA $107K–$160K/yr
  Full Time Aug 20, 2026
• Staff Mechanical Engineer - Vacuum

  Commonwealth Fusion Systems Milpitas, CA $166K–$240K/yr
  Full Time Aug 20, 2026
• Principal Scientist - Radio Frequency Plasma Heating

  Commonwealth Fusion Systems Devens, MA $172K–$260K/yr
  Full Time Aug 20, 2026
• Senior Mechanical Engineer – Cable Magnets

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Aug 20, 2026
• Senior Mechanical Engineer - Assembly Equipment

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Aug 19, 2026
• NDT Manager – Responsible Level III

  Commonwealth Fusion Systems Devens, MA $141K–$215K/yr
  Full Time Aug 14, 2026
• Staff Modeling and Simulation Engineer

  Commonwealth Fusion Systems Milpitas, CA $166K–$240K/yr
  Full Time Aug 7, 2026
• Principal RF Systems Engineer

  Commonwealth Fusion Systems Devens, MA $172K–$260K/yr
  Full Time Aug 6, 2026
• Control Software Engineer

  Commonwealth Fusion Systems Devens, MA $107K–$160K/yr
  Full Time Aug 5, 2026
• Staff Multiphysics Modeler

  Commonwealth Fusion Systems Devens, MA $152K–$230K/yr
  Full Time Jul 16, 2026
• Manufacturing Engineer - Second Shift

  Commonwealth Fusion Systems Somerville, MA $107K–$160K/yr
  Full Time Jul 9, 2026

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