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Commonwealth Fusion Systems
fusion-energyclean-energysuperconductorsphysicsClean EnergyElectrical DistributionEnergyEnvironmental EngineeringRenewable Energy
58 open2 remote42 filled
Devens, MAFounded 20183,001+ employees$2.9B raisedSeries APrivate
Last round: series b · $863M · Aug 2025(8 rounds total)
Founded by Bob Mumgaard
Backed by(57 investors)
GoogleBreakthrough Energy VenturesTemasek HoldingsTiger Global ManagementUS Department of EnergyCollaborative FundWoori Venture PartnersGlobal Brain CorporationFuture VenturesNeva SGRHOF CapitalGates Frontier FundEniEvolution VC PartnersCoatue
Commonwealth Fusion Systems (CFS) is building SPARC, the world's first net-energy fusion machine. Spun out of MIT, they are commercializing compact fusion power plants using high-temperature superconducting magnets to deliver clean, limitless energy.
Open Positions at Commonwealth Fusion Systems (58 Jobs)
Commonwealth Fusion Systems
RemoteBusiness & Finance
Director, Project Development
Devens, MA & Richmond, VA$170K - $250K Contract
3 days ago
RemoteBusiness & Finance
3 days agoCommonwealth Fusion Systems
Research
Staff Multiphysics Modeler
Devens, MA$130K - $200K Full Time
3 days ago
Research
3 days agoCommonwealth Fusion Systems
Mechanical
Mechanical Engineer
Devens, MA$90K - $145K Full Time
5 days ago
Mechanical
5 days agoCommonwealth Fusion Systems
RemoteMechanical
Senior Structural Mechanical Engineer
Devens, MA$110K - $185K Full Time
5 days ago
RemoteMechanical
5 days agoCommonwealth Fusion Systems
Mechanical
Mechanical Engineer – Cable Magnets
Devens, MA$90K - $145K Full Time
1 week ago
Mechanical
1 week agoCommonwealth Fusion Systems
Mechanical
Field Mechanical Engineering - Assembly
Devens, MA$90K - $145K Full Time
1 week ago
Mechanical
1 week agoCommonwealth Fusion Systems
Mechanical
Senior Field Mechanical Engineering - Assembly
Devens, MA$110K - $185K Full Time
1 week ago
Mechanical
1 week agoCommonwealth Fusion Systems
Mechanical
Principal Mechanical Engineer
Milpitas, CA$150K - $225K Full Time
1 week ago
Mechanical
1 week agoCommonwealth Fusion Systems
Supply Chain
Supply Chain Coordinator - Second Shift - Contract
Ayer, MA$30 - $40/hour Contract
1 week ago
Supply Chain
1 week agoCommonwealth Fusion Systems
Technician
Mechanical Test Technician - Contract
Devens, MA$38 - $49/hour Contract
2 weeks ago
Technician
2 weeks agoCommonwealth Fusion Systems
Supply Chain
Material Coordinator - Second Shift - Contract
Devens, MA$35 - $40/hour Contract
2 weeks ago
Supply Chain
2 weeks agoCommonwealth Fusion Systems
Mechanical
Senior Mechanical Engineer
Devens, MA$110K - $185K Full Time
2 weeks ago
Mechanical
2 weeks agoCommonwealth Fusion Systems
Security
Staff Environmental Engineer
Devens, MA$130K - $200K Full Time
2 weeks ago
Security
2 weeks agoCommonwealth Fusion Systems
Technician
Production Technician - Third Shift
Devens, MA$30 - $41/hour Full Time
2 weeks ago
Technician
2 weeks agoCommonwealth Fusion Systems
Technician
Production Technician Contractor - Second Shift
Somerville, MA$30 - $41/hour Contract
2 weeks ago
Technician
2 weeks agoReady to start your space career at Commonwealth Fusion Systems?
