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Be ready on vacuum-vessel mechanics: structural/thermal loads, leak-tight joints, materials for vacuum/radiation, ASME or similar design rigor, and how you led multi-discipline teams from concept through build.
Strong fit if you have managed mechanical design of large vacuum or pressure-boundary hardware and want hands-on leadership in commercial fusion at Devens.
As Senior Manager, Mechanical Engineering for the vacuum vessel, expect leadership of design, analysis, fabrication, and integration of large vacuum structures for CFS’s fusion hardware—reviews, supplier coordination, and cross-team decisions on seals, ports, loads, and manufacturability at the Devens campus.
No—the listing is on-site in Devens, MA (remote flag 0).
News items point to Commonwealth Fusion Systems’ commercial fusion program, including Devens-area work and major funding/partners.
No certification family or costed resources were provided for this listing.
Senior Manager, Mechanical Engineering — Vacuum Vessel | Cfsenergy | Devens, MA | Full Time | No Remote The Opportunity We are seeking a creative and experienced mechanical engineering manager to lead the design and delivery of the ARC vacuum vessel. As part of our mission to deliver urgent transition to fusion energy, you will play a crucial role in designing a critical component of the world's first fusion power plant. The vacuum vessel is a hundred-ton mechanical structure that surrounds the fusion plasma, must withstand extreme heat fluxes on the plasma-facing side and effectively remove this heat via flowing molten salt on the other side of the vessel. Additionally, it must be replaceable via a remote handling system during regular maintenance cycles. Day-to-Day Responsibilities Lead the design and delivery of the ARC vacuum vessel within the ARC tokamak Collaborate with cross-functional teams to ensure successful integration of the vacuum vessel into the overall plant design Ensure compliance with all safety, quality, and regulatory requirements Manage project timelines and budgets for the vacuum vessel development Mentor and lead a team of mechanical engineers in their professional growth Who We're Looking For We are looking for an experienced mechanical engineering manager with a proven track record in leading complex design projects. You should have a deep understanding of vacuum vessel design, experience in fusion energy or related industries, and a strong background in mechanical engineering principles. A Master's degree in Mechanical Engineering is preferred. Additionally, you must possess excellent leadership skills, the ability to manage multiple projects simultaneously, and a commitment to innovation and continuous improvement. About Cfsenergy Commonwealth Fusion Systems (CFS) is on a mission to deliver the urgent transition to fusion energy by combining decades of research, top talent, and new technologies. Since 2018, we've raised $4 billion in capital, making us the largest and leading fusion company in the world. Now, we're looking for thinkers, doers, builders, and makers to join us. People who will bring new perspectives, solve tough problems, and thrive as part of a team. How to Apply To apply, complete your application directly on…
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