Staff Mechanical Engineer - Remote Maintenance
Commonwealth Fusion SystemsDevens, MA
Full Time
Posted September 21, 2026
$130k - $200k
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Job Description
About Commonwealth Fusion Systems:
Key Responsibilities
- Lead the development and strategic execution of the operations for the ARC Remote Maintenance System
- Drive the conceptual design process of the ARC fusion power plant, providing expert technical guidance for cross-functional teams
- Lead the design of ARC’s radiation hardened remote handling equipment (RHE) by incorporating a mix of existing robotic technologies, custom hardware, and remotely operated heavy lift equipment
- Perform expert-level maintenance assessments of the tokamak and plant to shape the development of ARC as a remotely maintainable power plant, defining processes that impact direct work and identifying/mitigating significant long-term risks
- Collaborate closely with tokamak engineering teams to assist in designing the ARC tokamak for remote maintainability and finding creative and novel solutions for tokamak joints
- Perform high level multi-disciplinary trade studies of solutions that involve complex and ambiguous us tradeoffs between physics, neutronics, mechanical, thermo-fluids, electrical, maintenance, materials, manufacturing, techno-economics, and other disciplines
- Lead multiple teams and manage projects to solve tough multi-disciplinary problems by resolving conflicts and driving key decisions across teams
- Define and own the key R&D strategy needed for the ARC remote maintenance program, and help establish/direct the plans for executing the R&D campaigns internally or with external partners
- Research established and cutting-edge remote handling solutions to assess their application in the ARC remote maintenance system to influence strategic shifts and novel approaches to improve performance, reduce cost, and increase reliability
- Work with external RHE/robotics organizations and general industry to manage contracted work, collaborate on cutting edge R&D, and transfer knowledge and expertise into CFS
- Establish CFS’s remote maintenance design principles for RHE, the Tokamak, and plant, while propagating best practices and actively taking ownership of the growth and development of junior and peer engineers
Requirements
- Perform activities such as typing and sitting for extended periods of time
- Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics
- Willingness to travel or work required nights/weekends/on-call occasionally. Travel expected up to 15%
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