Commonwealth Fusion Systems
Intern - Mechanical and Magnet Engineer - Spring or Summer 2027
Devens, MA · On-site · Internship · Posted Oct 30, 2026
- Education
- Currently enrolled college students at any level from bachelor’s degree to PhD; pursuing a degree focused on Mechanical Engineering.
- Visa sponsorship
- Interns must be authorized to work in the United States for any employer.
About the job
Supports mechanical or magnet engineering projects involving fusion magnet production, SPARC assembly, tokamak structures, and next-generation fusion system design and prototyping.
What you'll do
- Design tooling and hardware, conduct first-principles analysis, and rapidly prototype components for magnet production and SPARC assembly.
- Develop optimization tools and perform structural and multiphysics design optimization and cost reduction.
- Fabricate and iterate on next-generation designs to inform manufacturing and assembly trade studies and commercialization.
What they ask for
- Pursuing a degree focused on Mechanical Engineering.
- Authorized to work in the United States for any employer.
- Able to perform activities such as typing, standing, or sitting for extended periods.
- Commitment to safety around potential industrial hazards, including strong magnets, high voltage, and cryogenics.
Nice to have
- Prior experience with 3D CAD, machine shop work, rapid prototyping and assembly, or first-principles structural and thermal analysis.
- Hands-on participation in student teams such as Formula SAE or Rocket Club.
Pay
USD 25–38 per hour (hourly wage)
Tools
3D CAD
Model-written summary · the original posting is authoritative