Commonwealth Fusion Systems

Join Commonwealth Fusion Systems as a Nuclear/Systems Engineering Intern in Devens for Summer 2027. Support neutronics analysis and system design while pursuing your engineering degree. Apply now!

Senior Quality Engineer at Commonwealth Fusion Systems in Devens. Requires 7+ years in mechanical assembly quality, GD&T, CMM, ISO 9001, Six Sigma and PFMEA expertise. Join the fusion energy revolution.

Senior Modeling and Simulation Engineer in Milpitas to lead advanced FEA and CFD multi-physics analysis for fusion energy systems. Requires 7+ years of simulation experience, ANSYS or COMSOL mastery, and strong V&V skills.

Join Commonwealth Fusion Systems as a Treasury and Tax Analyst in Devens. CPA required with 5+ years in treasury, tax, or finance. Support cash management, banking, equity, and tax workstreams.

Senior Electrical Engineer role in Milpitas designing power distribution and electrical hardware for complex R&D equipment. Requires 8+ years experience, AutoCAD Electrical expertise, and mastery of 480VAC systems, NFPA 79, NEC, and UL 508A standards.

Join Commonwealth Fusion Systems as a Mechanical Engineer in Devens. Lead commissioning and integration of manufacturing equipment, drive continuous improvement, and troubleshoot mechanical systems. 5+ years experience required.

Join Commonwealth Fusion Systems as a Materials Test Operator in Devens. Prepare test specimens, operate Instron systems, and support R&D in a fast-paced environment. 2+ years experience required.

Join Commonwealth Fusion Systems as a Contract Machinist on the weekend shift in Devens. Requires 5 years of CNC experience, G-code knowledge, and CAD programming skills. Help build the future of fusion energy.

Join Commonwealth Fusion Systems as a Summer 2027 Systems Engineering Intern in Devens. Work on requirement-driven designs, trade studies, and risk management while pursuing your engineering degree.

Join Commonwealth Fusion Systems as a Structural Engineering Intern in Devens for Summer 2027. Support structural analysis, design calculations, and technical documentation while pursuing your engineering degree.

Join Commonwealth Fusion Systems as a Summer 2027 Microwave Engineering Intern in Devens. Work on millimeter wave diagnostics, RF components, and electromagnetic calculations. Pursuing EE, physics, or optics degree.