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Engineering jobs
66 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
41–60 of 66 jobs
Counts are paused for a minute after many searches; results are still current.
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…
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…
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…
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…
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…
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…
Senior Mechanical Engineer – Cable Magnets
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$134K – $205K 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 Mechanical Engineer - Assembly Equipment
2 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringOwnership, design, and complete engineering development of the tooling, lifting, manipulation, and support frames for successful movement, handling, guidance, and integration of SPARC system components.; Formulate the general strategy for each assembly step utilizing these…
Staff Modeling and Simulation Engineer
3 months agoCommonwealth Fusion Systems · Milpitas, California, United States
On-siteFull-timeLead / staff$166K – $240K a yearEngineeringExecute Simulation and Modeling: Lead 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, high-temperature…
Principal RF Systems Engineer
3 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeLead / staff$172K – $260K a yearEngineeringShape System Architecture: Play a critical role in the end-to-end design and integration strategy for RF plants for tokamaks, collaborating with other senior engineers to ensure seamless interaction between RF sources, matching networks, and the dynamic plasma load; Guide…
Control Software Engineer
3 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
HybridFull-timeSenior$107K – $160K a yearEngineeringDevelop control software across multiple platforms, including PLCs and real-time Linux; Develop operator interfaces and workflows; Improve software tooling to increase developer velocity and enable new capabilities
Staff Multiphysics Modeler
3 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeLead / staff$152K – $230K a yearEngineeringLead the development of an integrated power plant fuel cycle model; Develop models for unit operations and incorporate multi-effects in components; Develop simulation tools to enable targeted R&D for key fuel cycle technologies; Own the fuel cycle simulation tools and models;…
Manufacturing Engineer - Second Shift
4 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 Piping Engineer
4 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
RemoteFull-timeLead / staff$152K – $230K a yearEngineeringEstablish and document pipe stress methodologies, standards, and best practices; Perform pipe stress analyses using industry-standard pipe stress software (e.g., AutoPIPE); Evaluate piping systems for sustained, thermal expansion, occasional, seismic, wind, and dynamic loading…
Senior R&D Electromagnetic Analysis Engineer
4 months agoCommonwealth Fusion Systems · Devens, Massachusetts, United States
On-siteFull-timeSenior$134K – $205K a yearEngineeringPerform electromagnetic analysis of superconducting magnets and inform design decisions; Work with experimental teams on instrumentation, measurement, and correlation of experiment to analysis; Develop new numerical tools, as needed, to facilitate multi-objective design…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.