Commonwealth Fusion Systems
Mechanical Engineer – Cable Magnets
$107K–$160K
Devens, MA · On-site · Full-time · Posted Aug 24, 2026
- Experience
- Minimum 5 years of engineering design and analysis, including at least 2 years supporting production hardware.
- Education
- Bachelor’s degree in mechanical engineering, aerospace engineering, or another relevant field.
- Visa sponsorship
- Employment offer contingent on compliance with U.S. Export Control Laws.
About the job
Owns cable magnet hardware from concept through design, analysis, procurement, manufacturing, assembly, and installation for fusion projects.
What you'll do
- Design, analyze, validate, and document cable magnet hardware and supporting systems.
- Support procurement and partner teams, and resolve production and assembly issues through root-cause analysis and design changes.
- Coordinate hardware delivery and installation to meet project requirements and milestones.
What they ask for
- Bachelor’s degree in mechanical engineering, aerospace engineering, or another relevant field.
- At least 5 years of engineering design and analysis experience, including at least 2 years supporting production hardware by resolving technical issues and implementing design-for-manufacturing or assembly changes.
- Hands-on experience designing parts for high loads and/or extreme environments; strong fundamentals in mechanical systems, including static structures and heat transfer.
- CAD proficiency and FEA proficiency.
Nice to have
- NX; ANSYS and COMSOL.
- Large-scale mechanical component design, GD&T, production or heavy-equipment assembly, or experience with electromagnets, vacuum systems, welding, composites, radiation, or cryogenic environments.
Pay
USD 107,000–160,000 per-year-salary (base salary)
Tools
NX, ANSYS, COMSOL
Model-written summary · the original posting is authoritative