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118 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
81–100 of 118 jobs
Counts are paused for a minute after many searches; results are still current.
Manufacturing Engineer - First Shift
8 weeks agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringCollaborate with product design and development teams to develop and understand product specifications, requirements, and manufacturing challenges; Develop, implement, and qualify manufacturing processes for new products, ensuring they meet quality, cost, and production rate…
Supply Chain Operations Supervisor
8 weeks agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeManager$90K – $140K a yearOperationsDirect daily warehouse and dock material handling activities using sit-down fork trucks, stand-up reach trucks, order pickers, and motorized pallet jacks to ensure safe, damage-free transfer and high-density racking storage of raw materials and finished goods; Oversee overhead…
Staff Electrical Engineer
8 weeks agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeLead / staff$166K – $240K a yearEngineeringLead Electrical System Architecture: Architect complete power and electrical hardware platforms for complex R&D tools, managing power distribution, low-voltage DC systems, cable harness design, and power conditioning. Implement (ANSI/RIA15.06/OSHA compliant) control reliable…
Senior R&D Test Engineer - Fluid Systems
8 weeks agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringDesign fluid systems for test stands that meet test objectives/requirements, soliciting feedback from interfacing teams as necessary; Challenge requirements as necessary to achieve simplicity in design and develop efficient de-risking strategies and plans; Perform hand…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringNCR Management & Defect Resolution:; Take ownership of the end-to-end Non-Conformance Report (NCR) workflow on the production floor. Promptly identify deviations, lead material dispositioning, and conduct 8D Root Cause Analyses (RCA) to implement robust Corrective and…
Fiber Optic Specialist - Third Shift
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeMid level$38.00 – $48.00 an hourOperationsConduct the handling, routing, splicing, testing, and potential repair of 1000’s of fibers throughout the SPARC fusion machine; Perform mechanical integration of small assemblies adjacent or in conjunction with the fiber work, such as passthrough flanges and enclosures for the…
Molten Salt Engineer
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeEntry level$70K – $120K a yearEngineeringPerform corrosion testing of novel materials in molten salts; Perform device testing in molten salts to obtain statistics on device performance; Design and build new test cells for molten salt R&D; Assist with lab maintenance and upkeep; Write and modify SOPs for safe handling…
Director, Supply Chain
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeDirector$170K – $250K a yearOperationsHire, train, support, develop and coach the members of the team; Define, assign and monitor objectives; Have management responsibility for meeting cost, quality and delivery objectives for SPARC DDR, FTL and other assigned projects; In close coordination with the engineering…
Lead Production Technician - Third Shift
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeLead / staff$32.00 – $52.00 an hourTrades & logisticsHire, lead, and support training of a team of technicians and welders to build electromechanical parts and assemblies with a focus on quality, cost, and delivery; Work within a multi-disciplinary team of manufacturing engineers and technicians to develop and qualify new…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteContractMid level$30.00 – $40.00 an hourOperationsOwner of physical condition of loading dock and ensure safety protocols are observed; Ability to operate hand tools and small power tools safely; Ability to operate various material handling equipment including pallet jacks, powered jack, forklift; Maintains materials,…
Senior Structural Mechanical Engineer
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$134K – $205K a yearEngineeringServe as a domain expert in structural mechanics; Solve complex problems and provide recommendations by providing technical leadership and collaborating with stakeholders across CFS; Mentor junior staff within the Structural Engineering Department and other mechanical engineers…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeDirector$170K – $250K a yearFinanceServe as the primary financial advisor to the Manufacturing and Supply chain leadership teams, providing strategic decision support on cost management, capital investments, and operational efficiencies; Translate financial results into operational decisions; bring proactive…
Manufacturing Engineer - Third Shift
2 months agoCommonwealth Fusion Systems · Somerville, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringAnalyze and improve manufacturing processes to reduce costs, increase efficiency, and ensure product quality; Develop and maintain process documentation including work instructions, standard operating procedures (SOPs), and process flow diagrams; Collaborate with product design…
Lead Technician, Assembly Testing
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeLead / staff$36.00 – $41.00 an hourTrades & logisticsExecute complex testing procedures in the field with a primary focus on mechanical testing to include pneumatic pressure proofing and leak detection using helium leak detector.; Work under the direction of Manager, Assembly Testing, to execute test procedures; Serve as front…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeManager$169K – $250K a yearEngineeringLead a team of mechanical engineers to plan and deliver on the ARC vacuum vessel and connected systems; Oversee the full design lifecycle, from initial concept and CAD modeling to hardware procurement and assembly; Interface the design of the vacuum vessel with many other…
Mechanical Engineer – Cable Magnets
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringAct autonomously as the primary owner of cable magnet hardware for SPARC, ARC, or other projects, ensuring designs are completed, validated, procured, built, and installed correctly and on time; Produce new and iterate on existing design concepts, using a deep understanding of…
Senior Embedded Software Engineer
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$107K – $160K a yearEngineeringDevelop control software across multiple platforms, including real-time Linux, microcontrollers, and FPGAs; Verify embedded software with Hardware-in-the-loop testbeds and field commissioning activities; Improve software tooling to increase developer velocity and enable new…
Senior Data and Operations Software Engineer
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$134K – $205K a yearData & AIDevelop the distributed systems and services that provide data acquisition, access, and processing capabilities within the company; Write clean, maintainable, and efficient code in Golang; Write a user-friendly Python client library; Collaborate with physicists, diagnosticians,…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$107K – $160K a yearEngineeringDevelop mission-critical state estimation and control algorithms; Develop software infrastructure to operate Hardware-in-the-Loop (HITL) and software-only testbeds; Develop simulation models and model infrastructure for both real-time and offline (high fidelity) simulations;…
Staff Mechanical Engineer - Vacuum
2 months agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeLead / staff$166K – $240K a yearEngineeringLead System Design: Drive the design, integration, and validation of advanced R&D processing equipment; Define Requirements: Establish system-level requirements and innovative design concepts that directly correlate mechanical precision to product quality; Standardize Best…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.