Open jobs at Commonwealth Fusion Systems

Current openings that list Commonwealth Fusion Systems as the employer. Argo groups jobs by the company name on each listing, so check the original posting to confirm the employer, location, and requirements.

• Senior Process Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Electrical Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $90k–$145k

• R&D Production Test Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $70k–$120k

• Senior CAD Application Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Senior RF Test Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Staff Electrical Engineer

  Commonwealth Fusion Systems · Milpitas, California, United StatesPay: $130k–$220k

• Senior R&D Test Engineer - Fluid Systems

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $90k–$145k

• Senior Structural Mechanical Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Senior Finance Analyst, R&D

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• R&D Test Engineer - Electrical Power Systems

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $90k–$145k

• Senior Manager, Mechanical Engineering — Vacuum Vessel

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $150k–$225k

• Lead Piping Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $130k–$200k

• Mechanical Engineer – Cable Magnets

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $90k–$145k

• Senior Embedded Software Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $140k–$200k

• Principal RF Systems Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $150k–$225k

• Senior Data and Operations Software Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $140k–$200k

• Senior Algorithms and Simulation Software Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $140k–$200k

• Staff Mechanical Engineer - Vacuum

  Commonwealth Fusion Systems · Milpitas, California, United StatesPay: $150k–$225k

• Senior Mechanical Engineer – Cable Magnets

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Senior Mechanical Engineer - Assembly Equipment

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Staff Modeling and Simulation Engineer

  Commonwealth Fusion Systems · Milpitas, California, United StatesPay: $130k–$200k

• Control Software Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$160k

• Senior Power Electronics Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Intern - AI & Infrastructure Engineer - Spring 2027

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $25–$38 per hour

• Intern - Controls Engineer - Summer 2027

  Commonwealth Fusion Systems · Milpitas, California, United StatesPay: $25–$38 per hour

• Intern - Mechanical Equipment Engineer - Spring 2027

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $25–$38 per hour

• Intern - Mechanical Engineer - Summer 2027

  Commonwealth Fusion Systems · Milpitas, California, United StatesPay: $25–$38 per hour

• Quality Engineer - Nights & Weekend Shifts + Differential Pay

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $90k–$145k

• NDT Manager – Responsible Level III

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $110k–$185k

• Metrology Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $70k–$120k

• Senior Controls Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $134k–$205k

• Molten Salt Engineer

  Commonwealth Fusion Systems · Devens, Massachusetts, United StatesPay: $107k–$160k

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