Skip to main content

Commonwealth Fusion Systems

Mechanical Engineer – Cable Magnets

Devens, MA$90k–$145kfull-timemidAdded today

About this role

Commonwealth Fusion Systems seeks a Mechanical Engineer to design and develop cable magnet hardware for fusion power plants, from concept through manufacturing and installation. You'll perform thermal, structural, and electromagnetic analyses, create technical documentation, manage procurement contracts, and support production teams.

What you'll do

  • Design cable magnet hardware and systems from early concept through delivery
  • Perform thermal, structural, and electromagnetic analysis to verify design requirements
  • Develop design notes, technical specifications, and manufacturing documentation
  • Support procurement in preparing and executing manufacturing contracts
  • Collaborate with production and assembly teams during build and installation phases
  • Ensure hardware meets performance and operational standards

What they're looking for

  • Mechanical design and CAD
  • Thermal analysis and modeling
  • Structural analysis and FEA
  • Electromagnetic analysis
  • Technical documentation and specifications
  • Manufacturing and procurement processes
  • Project management
  • Cross-functional collaboration
Apply with Autofill

Opens the application — the Jobs AI extension fills it for you. Set up autofill

Opens the official application on the employer’s site. No login required.

Commonwealth Fusion Systems

Commonwealth Fusion Systems develops next-generation fusion power technology, including high-temperature superconducting magnets and the SPARC fusion power demonstrator. The company is hiring R&D engineers, test engineers, mechanical engineers, and metrology specialists to advance fusion energy development through rigorous testing, innovative fluid systems design, manufacturing optimization, and precision measurement of complex reactor components.

View all jobs at Commonwealth Fusion Systems

Likely interview questions

  • Describe your experience with thermal and structural analysis in hardware design—which tools have you used?
  • Walk us through a project where you took a design from concept to manufacturing; what challenges did you encounter?