Senior Structural Mechanical Engineer
Commonwealth Fusion Systems
About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. About Commonwealth Fusion Systems: Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent, and new technologies, we’re designing and building commercially viable fusion power plants. And we're working with policymakers, suppliers, and many others to build the energy industry of the future. We’re in the best position to make it happen. Since 2018, we’ve raised $4 billion of capital, making us the largest and leading fusion company in the world. Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team. If that’s you and this role fits, we want to hear from you. Join the power movement as Senior Structural Mechanical Engineer As a Senior Structural Mechanical Engineer for CFS, you will serve as an expert in structural mechanics for various projects across the company, including SPARC, ARC, and other R&D activities. What you'll do: Serve 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 that conduct structural analysis Assist Structural Engineering Department management in development, implementation and adoption of best practices, workflows, and overall strategy Conduct and review structural analysis for various system designs at CFS What we’re looking for: At least a Bachelor's degree in Mechanical Engineering or a related field At least 7+ years of professional experience performing finite element analysis with multi-disciplinary teams in a product development environment Strong knowledge of the fundamentals of computational structural mechanics, including non-linear materials, plasticity, fatigue, solver convergence, and contacts High self-motivation and personal accountability in decision-making and team supervision Strong leadership acumen, adept at embracing challenges with minimal oversight Excellent problem-solving and creative capabilities Exceptional communication and interpersonal skills, with the capability to engage and influence stakeholders at all organizational levels Bonus points for: Proficiency in ANSYS Workbench and SpaceClaim Experience with electromagnetic and thermal FEAAbility to code in Python and APDL Experience pre- and post-processing of large computational models in a product development environment Familiarity with industry codes and standards (e.g., ASME BPVC) related to structural design and analysis of large structures Must-have Requirements: Willingness to travel or work required nights/weekends/on-call occasionally Perform activities such as typing, standing, or sitting for extended periods of time Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics At CFS, we excel in fast-paced environments, driven by our values of integrity, execution, impact, and self-critique. As we grow, we’re eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges. We value diversity deeply and are proud to be an equal opportunity employer by choice. We consider all qualified applicants equally, regardless of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law. This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively, “Export Control Laws”). Any offer of employment will be contingent on the need for compliance with such Export Control Laws. Salary range for this full-time position + equity + benefits The actual salary will depend on level, location, qualifications, and experience. The range displayed on each job posting reflects new hire salaries for the position across all US locations. Benefits include: Competitive compensation with equity 13 Company-wide Holidays Flexible vacation days 10 sick days Generous parental leave policy Health, dental, and vision insurance 401(k) with employer matching Professional growth opportunities Team-building activities #J-18808-Ljbffr Commonwealth Fusion Systems
- Commonwealth Fusion Systems is seeking a Senior Structural Mechanical Engineer to serve as a domain expert in structural mechanics across SPARC, ARC, and related R&D projects. You will provide technical leadership, mentor staff, and drive best practices in design and analysis...Senior
- Commonwealth Fusion Systems is seeking a Senior Structural Mechanical Engineer to serve as a domain expert in structural mechanics across SPARC, ARC, and other R&D projects. You will collaborate with stakeholders, provide technical leadership, and mentor junior staff within...Senior
- Commonwealth Fusion Systems is seeking a Mechanical Engineer for Cable Magnets in Massachusetts. You will own hardware from concept to delivery, performing thermal, structural, and electromagnetic analyses to meet requirements. You will create design notes, specifications...Senior
- Commonwealth Fusion Systems is seeking a Senior Mechanical Engineer to lead the design, fabrication, and integration of tooling for the SPARC tokamak assembly. You will own tooling concepts, guide assembly steps, and work with multidisciplinary teams to ensure safe, efficient...Senior
- Ralliant is seeking a Sr. Project Design Engineer in Boxborough, MA to lead complex product design and realization from concept to production release. You will apply advanced mechanical design and DFx to balance performance, manufacturability, and cost, and develop complete...Senior
- Commonwealth Fusion Systems seeks a Senior Mechanical Engineer - Cable Magnets to own hardware from concept to delivery. You will design, analyze thermal, structural, and electromagnetic aspects, and prepare documentation for manufacture and installation. You will also...Senior
- Commonwealth Fusion Systems is seeking a Senior Mechanical Engineer to lead tooling design and assembly strategies for the SPARC project. You will own the development of tooling, lifting frames, and manipulation methods, coordinating with multiple teams to ensure safe,...Senior
- Commonwealth Fusion Systems is seeking a Senior Mechanical Engineer to lead the Cable Magnets hardware from concept through delivery. You will perform thermal, structural, and electromagnetic analysis, develop specifications, and document requirements for manufacture and...Senior
- Commonwealth Fusion Systems seeks a Senior Mechanical Engineer to drive the design of molten salt process equipment and high-temperature systems for fuel cycle and blanket development at the Devens site. You will lead specifications, coordinate with suppliers, and ensure...Senior
- Commonwealth Fusion Systems LLC is seeking a Senior Mechanical Engineer, Process Equipment to lead the design of high-temperature molten salt process equipment, including vessels, tanks, valves, pumps and piping systems. You will interface with suppliers and construction...Senior
- VulcanForms is seeking a Senior Manufacturing Equipment Development Engineer for its Consumer Technology division. You will drive deployment, commissioning, and operation of industrial hardware infrastructure, overseeing equipment selection, installation and qualification...Senior
- Commonwealth Fusion Systems in Massachusetts is seeking a Senior Fuel Cycle and Blanket Mechanical Engineer to drive molten salt process equipment design for R&D and pilot-scale systems. You’ll lead high-temperature vessel, heat exchanger, piping projects and collaborate...Senior
- Medtronic in Boxborough, Massachusetts, is seeking a Senior Mechanical Design Engineer to lead the mechanical engineering workstreams for next-generation X-ray imaging systems. The role requires hands-on design, prototyping, testing, and cross-functional collaboration onsite...Senior
- ..., we want to hear from you. Join the power movement as a Senior Mechanical Engineer - Cable Magnets As a Senior Mechanical Engineer for the Cable... .... You will develop the design, performing thermal, structural, and electromagnetic analysis to ensure the hardware meets...SeniorImmediate startNight shift
$110k - $185k
Senior Fuel Cycle and Blanket Mechanical EngineerDevens, MAR&D - Technology Development /Full-time /On-site About Commonwealth Fusion Systems: Commonwealth... ...movement as a Senior Fuel Cycle and Blanket Mechanical Engineer The Fuel Cycle and Blanket Development Team is growing...SeniorFull timeWork experience placementFlexible hours- Commonwealth Fusion Systems LLC seeks a Senior Field Mechanical Engineer - Assembly to own and optimize the SPARC assembly process in the Devens,... ...with design and metrology teams to ensure precise coil and structure alignment. You’ll manage day-to-day changes in sequence,...SeniorNight shift
- Commonwealth Fusion Systems in Massachusetts is seeking an experienced Equipment Engineering Project Manager to lead critical hardware projects. You will own scope, schedule, budgets, and staffing, driving cross-functional execution and ensuring sound requirements are defined...Senior
$110k - $185k
...fits, we want to hear from you. Join the power movement as a Senior Mechanical Engineer As a Senior Mechanical Engineer on the Assembly Team at... ...methods, strategies, and other details. Analysis of the tool structures and kinematics to ensure that the tool can adequately and...SeniorAfternoon shift- Commonwealth Fusion Systems LLC seeks an exceptional Senior Engineering Project Manager for the Equipment Engineering team. You will own critical projects, drive schedules and budgets, and enable scalable, multi-year factory builds with strong cross-functional collaboration...Senior
- ..., we want to hear from you. Join the power movement as a Senior Mechanical Engineer - Remote Maintenance CFS is designing ARC as the world’s first... ...problems involving physics, neutronics, thermo-fluids, structures, maintenance, manufacturing, assembly, techno-economics,...SeniorRemote jobFull timeFlexible hoursNight shiftWeekend work
- Commonwealth Fusion Systems in Devens, MA is seeking a Senior Field Mechanical Engineer to own the night-shift assembly of SPARC components. You will lead the circular flow of the assembly sequence, coordinate with the Assembly and Metrology teams, and ensure tools are...SeniorNight shift
$140k - $200k
...you. Join the power movement as an Equipment Engineering Project Manager We are seeking an exceptional and results-driven Senior Engineering Project Manager to join our... ...establishing a comprehensive Work Breakdown Structure, and creating logic-tied schedules and cost...SeniorFull timeFlexible hoursNight shiftWeekend work$110k - $185k
...we want to hear from you. Join the power movement as a Senior Field Mechanical Engineer - Assembly As the Senior Field Mechanical Engineer on the... ...for the precision alignment of coils and other key structures. This role is on-site at Devens, MA but is a “field” role...SeniorFull timeFlexible hoursShift workNight shiftAfternoon shift- ...we want to hear from you. Join the power movement as a Senior Manager, Mechanical Engineering CFS is looking for a creative, experienced mechanical engineering... ..., the ARC tokamak consists of many large mechanical structures that support the large loads and extreme conditions of...SeniorFull timeRemote workNight shiftWeekend work
- ...Senior Mechanical Engineer Acton, MA, United States About the Job We are on the lookout for a talented Senior Mechanical Engineer to join our team. This role involves leading the design and development of advanced electro-mechanical laboratory soil testing equipment...SeniorTemporary work
$136k - $218.5k
...work. Come join the team and see how you can make a lasting impact on the world.NVIDIA is seeking a Senior ASIC Compose Verification Infrastructure and Tools Engineer to advance the systems that qualify, integrate, and deliver complex ASIC IP across multiple products....SeniorFull time$106.7k - $156.7k
...top design firms while building our clean energy future.Your OpportunityWe are excited to announce a new opportunity for a Senior Mechanical Engineer within our newly formed Delivery Center Team! The home office for this role can be in any location in Canada where the...SeniorFull timeTemporary workPart timeFor contractorsWork experience placementFor subcontractorCasual workHome office$106k - $146k
...perspectives lead to better outcomes.Job PurposeAs a Senior Manufacturing Equpiment Development Engineer, Consumer Technology, you will serve as a primary... ...formal equipment qualification protocols (IQ/OQ/PQ) and mechanical troubleshooting frameworks.Hands-on familiarity...Senior- Lead mechanical design efforts from concept through commissioning using 3D CAD and manage complex automation projects including budgets... .... Requirements Requires a Bachelor's degree in Mechanical Engineering and over 10 years of experience in automation or custom machine...Senior
- VulcanForms Inc. is seeking a Sr. Manufacturing Equipment Development Engineer, Consumer Technology, to drive deployment, commissioning, and operation of industrial hardware for our consumer technology line. You will own equipment selection, unboxing, and facility integration...Senior
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