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Jobs in Massachusetts, United States
106 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
1–20 of 106 jobs
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Senior Diagnostics Mechanical Engineer
2 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringShepherd SPARC diagnostic sub-systems through design closeout, test, and procurement, working with a team of scientists, designers, analysts and engineers; Integrate technical input from experts on the team to ensure diagnostic designs will survive SPARC’s harsh environments…
Diagnostics Mechanical Engineer
2 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringShepherd SPARC diagnostic sub-systems through design closeout, test, and procurement, working with a team of scientists, designers, analysts and engineers; Integrate technical input from experts on the team to ensure diagnostic designs will survive SPARC’s harsh environments…
R&D Test Engineer
2 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringOwn and retire technical risks by designing, analyzing, procuring, building, and commissioning test equipment utilizing your knowledge of physics, structures, instrumentation and controls, mechanical and electrical systems; Understand, challenge and maintain well-documented…
Manufacturing Engineer - Third Shift
2 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringProvide hands-on manufacturing engineering support for production operations across the line, including fabrication, welding, inspection, instrumentation, and cryogenic testing; Troubleshoot process, equipment, and quality issues, and decide when to hold or stop work to protect…
Senior R&D Engineer
2 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringDevelop new HTS magnet designs and their associated subsystems, which includes the designing and building R&D test samples, and developing their manufacturing processes and test operations; Design, build, and commission test equipment required to accomplish R&D test campaign…
Senior Finance Analyst, Operations
2 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$134K – $205K a yearFinanceOwn the forecast process for the Operations teams (including Facilities, EHS and Supply Chain), driving accuracy and accountability across monthly and quarterly cycles; Build annual budgets for Operations cost centers and track actuals against plan, investigating variances and…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringDesign, analyze, review, procure and build test equipment for energizing superconducting magnets; Contribute to ground-up design of electrical testing infrastructure in new testing facilities; Develop test plans highlighting the test objectives, key data that are needed and the…
Subassemblies Technician
4 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$30.00 – $52.00 an hourTrades & logisticsBuild complex and simple subassemblies and components while maintaining all cleanliness specification; Perform testing and check-outs with helium leak checking and various other check-out equipment; Work together with scientists and engineers to ensure assemblies are meeting…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringDevelop and implement new manufacturing lines within a high-mix, low volume environment; Analyze and improve manufacturing processes to reduce costs, increase efficiency, and ensure product quality; Develop and maintain process documentation including work instructions,…
Commonwealth Fusion Systems · Somerville, Massachusetts, United States
On-siteFull-timeMid level$30.00 – $47.00 an hourAre you ready to take the next step in your career — and to literally build the future? Apply to join our hiring events at CFS’ facility in Somerville, Massachusetts, on the evenings of Tuesday and Wednesday, Nov. 17 and 18.
Shift Operator- SPARC - Third Shift
7 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$30.00 – $52.00 an hourTrades & logisticsOperate, monitor, and maintain plant systems and equipment supporting SPARC operations; Troubleshoot systems such as cooling water, compressed air, HVAC, cryogenics, liquid nitrogen, and electrical distribution; Safely operate plant equipment under normal and abnormal…
Senior Power Electronics Engineer
8 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringArchitect and design the next generation of high power (>10MVA) medium voltage power supplies for ARC tokamaks utilizing latest Si and SiC semiconductor devices; Collaborate with power semiconductor device manufacturers to develop and qualify new devices for fusion focused…
Production Technician - Second Shift
8 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$30.00 – $47.00 an hourTrades & logisticsBuild a variety of electromechanical parts and assemblies; Work within a multi-disciplinary team to develop and qualify new manufacturing techniques and processes; Perform production builds according to procedures, specifications, and test instructions; Troubleshoot and resolve…
Staff Process Engineer
9 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeLead / staff$152K – $230K a yearEngineeringOwn the process engineering scope for complex systems with loosely-defined outcomes, guiding them from early concept through operation with near complete independence; Translate fundamental engineering requirements into commercially viable systems, navigating semi-ambiguous…
Senior Quality Engineer
9 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringCollaborate with a diverse team of engineers and quality professionals to develop, define, and implement quality requirements for design, manufacturing, and assembly processes; Facilitate the creation and successful execution of PFMEAs, Control Plans and Quality Plans for…
Mechanical Engineer
9 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringProvide technical expertise during the commissioning, implementation, and integration of manufacturing equipment; Support Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) of equipment; Troubleshoot mechanical issues and provide solutions to ensure equipment…
Machinist - Contract - Weekend Shift
9 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$35.00 – $50.00 an hourTrades & logisticsSafely program, set-up and operate multiple CNC equipment with minimal assistance; Simultaneously operate more than one CNC machine at a time; Read and adhere to all verbal and written processes; Inspect product utilizing visual and hand inspection equipment (microscopes,…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeManager$109K – $160K a yearTrades & logisticsSupervise a team of welders, production, fiberoptic, and composite technicians to build complex electromechanical parts and assemblies; Execute production plans, priorities, and schedules established by manufacturing management and planning; Partner closely with manufacturing…
Commonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$134K – $205K a yearOperationsTake direct ownership of contract negotiations for key government-funded programs; Work with CFS’ Legal, Procurement, and Global Affairs teams to draft, negotiate, and finalize Government Agreements, Statements of Work (SOWs), required contractual plans, sub-awards, and…
Senior Manufacturing Engineer - Second Shift
12 days agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringMake real-time decisions within established guardrails; escalate when conditions fall outside defined limits; Analyze and improve manufacturing processes to reduce costs, increase efficiency, and ensure product quality; Develop and maintain process documentation including work…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.