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Jobs at Commonwealth Fusion Systems

Commonwealth Fusion Systems develops commercial fusion energy systems. The company uses tokamak reactors and high-temperature superconducting magnets.

Industry
Climate & Energy, Industrial & Manufacturing
Company size
1,001–5,000 employees
Stage
Private Equity
Open roles
115
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  1. Intern - R&D Multiphysics Simulation Intern - Spring or Summer 2027Somerville, MAInternship · On-site$25–38 / hr
  2. Intern - Software Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  3. People Operations Business Partner - ContractUnited StatesContract · On-site$45–60 / hr
  4. Subassemblies TechnicianUnited StatesFull-time · On-site$30–52 / hr
  5. Senior Manufacturing Engineer - Assembly - Second ShiftUnited StatesFull-time · On-site$134,000–205,000
  6. Shift Operator- SPARC - Third ShiftUnited StatesFull-time · On-site$30–52 / hr
  7. Intern - Electrical/Electromechanical Engineer - Spring 2027United StatesInternship · On-site$25–38 / hr
  8. Intern - Mechanical and Magnet Engineer - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  9. Intern - Structural Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  10. Intern - Fusion Fuel Systems - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  11. Intern - R&D Test Engineer - Spring or Summer 2027Somerville, MAInternship · On-site$25–38 / hr
  12. Senior Power Electronics EngineerUnited StatesFull-time · On-site$134,000–205,000
  13. Production Technician - Second ShiftUnited StatesFull-time · On-site$30–52 / hr
  14. Senior Modeling and Simulation EngineerMilpitas, CAFull-time · On-site$146,000–210,000
  15. Senior Electrical EngineerMilpitas, CAFull-time · On-site$146,000–210,000
  16. Senior Mechanical Engineer - VacuumMilpitas, CAFull-time · On-site$146,000–210,000
  17. Staff Process EngineerUnited StatesFull-time · On-site$152,000–230,000
  18. Senior Quality EngineerUnited StatesFull-time · On-site$134,000–205,000
  19. Mechanical EngineerUnited StatesFull-time · On-site$107,000–160,000
  20. Machinist - Contract - Weekend ShiftUnited StatesContract · On-site$35–50 / hr
  21. Senior Open Innovation Program ManagerUnited StatesFull-time · Hybrid$134,000–205,000
  22. Production Technician Supervisor - First ShiftUnited StatesFull-time · On-site$109,000–160,000
  23. Intern - Plasma Physics - Summer 2027United StatesInternship · On-site$25–38 / hr
  24. Intern - Composites and Insulation Materials - Summer 2027Somerville, MAInternship · On-site$25–38 / hr
  25. Intern - I&C and Network Engineer - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  26. Intern - Systems Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  27. Intern - Micorwave Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  28. Intern - Cryogenics Engineer - Spring 2027United StatesInternship · On-site$23–35 / hr
  29. Intern - EHS Engineer - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  30. Senior Manufacturing Engineer - Second ShiftUnited StatesFull-time · On-site$134,000–205,000
  31. Intern - Materials Test Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  32. Fiber Optic Specialist - First ShiftSomerville, MAFull-time · On-site$38–48 / hr
  33. Corporate Finance AnalystUnited StatesFull-time · Hybrid$113,000–141,000
  34. Technical Accounting and Internal Controls LeadUnited StatesFull-time · Hybrid$142,000–177,000
  35. Accounts Payable SpecialistUnited StatesFull-time · Hybrid$40–60 / hr
  36. Materials Test Operator - ContractUnited StatesContract · On-site$35–45 / hr
  37. Staff OT/IT Support EngineerMilpitas, CAFull-time · On-site$166,000–240,000
  38. Senior Mechanical EngineerMilpitas, CAFull-time · On-site$146,000–210,000
  39. Field Assembly ManagerUnited StatesFull-time · On-site$141,000–215,000
  40. Intern - Nuclear Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  41. Intern - Assembly Technical Project Manager - Spring 2027United StatesInternship · On-site$25–38 / hr
  42. Intern - Mechanical Equipment Engineer - Spring 2027United StatesInternship · On-site$25–38 / hr
  43. Intern - Mechanical Engineer - Summer 2027Milpitas, CAInternship · On-site$25–38 / hr
  44. Intern - Controls Engineer - Summer 2027Milpitas, CAInternship · On-site$25–38 / hr
  45. Intern - Health Physics - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  46. Techno-Economic AnalystUnited StatesFull-time · On-site$107,000–160,000
  47. Molten Salt EngineerUnited StatesFull-time · On-site$107,000–160,000
  48. Senior Controls EngineerUnited StatesFull-time · On-site$134,000–205,000
  49. Systems AdministratorUnited StatesFull-time · Hybrid$92,000–135,000
  50. Senior Computational Materials ScientistUnited StatesFull-time · Hybrid$134,000–205,000
  51. Principal Mechanical Engineer - Web HandlingMilpitas, CAFull-time · On-site$187,000–270,000
  52. Environmental, Health & Safety TechnicianUnited StatesFull-time · On-site$30–48 / hr
  53. Intern - NRad & Nuclear/Systems Engineer - Summer 2027United StatesInternship · On-site$25–38 / hr
  54. Intern - Manufacturing Engineer - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  55. Intern - Industrial Engineer - Spring or Summer 2027United StatesInternship · On-site$25–38 / hr
  56. Staff Supply Chain Engineer - Molten SaltsUnited StatesFull-time · Remote, On-site$130,000–200,000
  57. Assembly Test Implementation EngineerUnited StatesFull-time · On-site$90,000–145,000
  58. Equipment TechnicianMilpitas, CAFull-time · On-site$35–63 / hr
  59. Production Technician Supervisor - Second ShiftUnited StatesFull-time · On-site$90,000–145,000
  60. Senior Enterprise Solution ArchitectMilpitas, CAFull-time · On-site$110,000–185,000
  61. Controls EngineerUnited StatesFull-time · On-site$90,000–145,000
  62. Senior Technical Project ManagerUnited StatesFull-time · On-site$140,000–200,000
  63. Manufacturing Engineer - ContractSomerville, MAContract · On-site$45–65 / hr
  64. Welder - Differential Pay for Weekend & Night ShiftsUnited StatesFull-time · On-site$30–41 / hr
  65. Production Technician - Third ShiftSomerville, MAFull-time · On-site$30–41 / hr
  66. Production Technician - Second ShiftSomerville, MAFull-time · On-site$30–41 / hr
  67. Production Technician - First ShiftSomerville, MAFull-time · On-site$30–41 / hr
  68. Senior Equipment Engineering Project ManagerUnited StatesFull-time · On-site$140,000–200,000
  69. Power Business Research and Analytics ManagerUnited StatesFull-time · Hybrid$90,000–145,000
  70. Subassemblies SpecialistUnited StatesFull-time · On-site$90,000–145,000
  71. Senior Manufacturing Engineer - First ShiftUnited StatesFull-time · On-site$110,000–185,000
  72. Senior Manufacturing Engineer - AssemblyUnited StatesFull-time · On-site$110,000–185,000
  73. Project Manager, Project DevelopmentUnited StatesFull-time · Hybrid$110,000–185,000
  74. Supply Chain Operations Coordinator - First ShiftUnited StatesFull-time · On-site$30–40 / hr
  75. Head of OriginationUnited StatesFull-time · Remote, On-site$170,000–250,000
  76. Staff Fuel Cycle & Blanket Test EngineerUnited StatesFull-time · On-site$130,000–200,000
  77. Fiber Optic Specialist - First ShiftUnited StatesFull-time · On-site$38–48 / hr
  78. CSA Project EngineerRichmond, VAFull-time · Remote$90,000–145,000
  79. Supply Chain Coordinator - ContractUnited StatesContract · On-site$30–40 / hr
  80. R&D Technician - First ShiftUnited StatesFull-time · On-site$30–45 / hr
  81. Senior Field Mechanical Engineer - Assembly - Second ShiftUnited StatesFull-time · On-site$110,000–185,000
  82. Staff Materials Engineer - Metallurgical EngineeringUnited StatesFull-time · On-site$130,000–200,000
  83. Staff Computational Materials ScientistUnited StatesFull-time · Remote, On-site$130,000–200,000
  84. Senior R&D Technical Project ManagerUnited StatesFull-time · On-site$140,000–200,000
  85. Senior Fuel Cycle and Blanket Mechanical EngineerUnited StatesFull-time · On-site$110,000–185,000
  86. RF Electrical EngineerUnited StatesFull-time · On-site$110,000–185,000
  87. Staff Supplier Integration Manager - ARCUnited StatesFull-time · Remote, On-site$130,000–200,000
  88. Senior Test Planning Engineer - AssemblyUnited StatesFull-time · On-site$110,000–185,000
  89. Operations Coordinator - AssemblyUnited StatesFull-time · On-site$30–41 / hr
  90. Manager, Process Engineering - AssemblyUnited StatesFull-time · On-site$110,000–185,000
  91. Staff Mechanical Engineer - Remote MaintenanceUnited StatesFull-time · Remote$130,000–200,000
  92. Senior Manager, Accounting OperationsUnited StatesFull-time · Hybrid$150,000–225,000
  93. Assistant General Counsel – Commercial & CorporateUnited StatesFull-time · On-site$150,000–225,000
  94. Senior Mechanical Engineer - Remote MaintenanceUnited StatesFull-time · Remote, Hybrid$110,000–185,000
  95. Staff Scientist - Plasma Material InteractionUnited StatesFull-time · On-site$130,000–200,000
  96. Senior Process EngineerUnited StatesFull-time · On-site—
  97. Electrical EngineerUnited StatesFull-time · On-site—
  98. Senior Technical Project ManagerUnited StatesFull-time · On-site—
  99. Senior RF Test EngineerUnited StatesFull-time · On-site—
  100. Executive Operations PartnerUnited StatesFull-time · Hybrid—
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