OptiTalent · Job Finder
Engineering jobs in United States
66 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
1–20 of 66 jobs
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…
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…
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,…
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…
Senior Electrical Engineer
9 days agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeSenior$146K – $210K a yearEngineeringElectrical System Architecture: Design 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 safety…
Senior Modeling and Simulation Engineer
9 days agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeSenior$146K – $210K a yearEngineeringExecute Simulation and Modeling: Execute advanced Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD) for advanced processing equipment; Run Multi-Physics Analysis: Build, run, and evaluate highly coupled simulations covering structural mechanics,…
Senior Mechanical Engineer - Vacuum
9 days agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeSenior$146K – $210K a yearEngineeringLead System Design: Own the design, integration, and validation of R&D equipment; Define Requirements: Establish system-level requirements and innovative design concepts that directly correlate mechanical precision to product quality; Standardize Best Practices: Implement and…
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…
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…
Senior Mechanical Engineer
3 weeks agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeSenior$146K – $210K a yearEngineeringLead the design and implementation of advanced R&D equipment for thin film processing, including ownership of key mechanical modules and sub-systems; Lead design reviews for key mechanical subsystems; Generate and maintain interfaces with other engineering subsystems; Report on…
Molten Salt Engineer
3 weeks agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringAssist in the creation of new in-house experimental setups, including determination of requirements, fabrication, testing, and operation; Perform salt characterization testing and work to improve the repeatability and robustness of these processes; Perform calibration exercises…
Senior Controls Engineer
3 weeks agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringLead the initial equipment conceptual development while balancing product specifications, process control requirements, layout complexity, and lead time limits; Act as the Responsible Engineer (RE) for complex equipment assets or SCADA modules, independently managing deployment…
Principal Mechanical Engineer - Web Handling
3 weeks agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeLead / staff$187K – $270K a yearEngineeringShape R2R System Architecture: Serve as the chief architect for next-generation roll-to-roll equipment, dynamic tension systems, precision accumulators, and high-speed winders/unwinders; Research Advanced Winding & Unwinding Technologies: Actively research, evaluate, and…
Assembly Test Implementation Engineer
4 weeks agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$107K – $160K a yearEngineeringTransferrable knowledge / skillset to become adept / proficient in all defined specialized test methods from both an engineering and equipment operation perspective – specialized testing includes complexity or hazard introduction for design verification purposes (low voltage,…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.