Senior Mechanical Engineer - Remote Maintenance
Harvard, Worcester County, Massachusetts, 01451, USA
Listed on 2026-09-28
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Engineering
Electrical Engineering, Robotics
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 a Senior Mechanical Engineer - Remote MaintenanceCFS is designing ARC as the world’s first commercial fusion power plant with the goal of bringing reliable and clean fusion energy to the grid. Due to device activation and commercial uptime needs, ARC will need periodic, fast, and reliable maintenance to be performed fully remotely. This will require novel solutions and integration in the fields of robotics, remote handling equipment (RHE), plant layout, manufacturing, and tokamak design.
ARC’s Remote Maintenance System will thus be a critical aspect of realizing CFS’s mission to deliver the urgent transition to fusion energy.
The Remote Maintenance team is responsible for designing ARC’s Remote Maintenance System. As a Senior Remote Maintenance Engineer on the team, you will develop ARC’s maintenance scheme by designing RHE and collaborating with tokamak and plant engineering teams in the design of a maintainable power plant. You will play a key role in ARC’s pre-conceptual design phase along with other teams and navigate complex multi-disciplinary problems involving physics, neutronics, thermo-fluids, structures, maintenance, manufacturing, assembly, techno-economics, and other disciplines.
This role also requires proactive R&D in novel remote maintenance technologies.
- Develop concept of operations for the ARC Remote Maintenance System
- Participate in the pre-conceptual design process of the ARC fusion power plant
- Design 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 maintenance assessments of the tokamak and plant to shape the development of ARC as a remotely maintainable power plant
- Collaborate closely with tokamak engineering teams to assist in designing the ARC tokamak for remote maintainability and finding creative and novel solutions to tokamak joints
- Perform high level multi-disciplinary trade studies of solutions that involve complex trade offs between physics, neutronics, design, maintenance, materials, manufacturing, techno-economics, and other disciplines
- Collaborate with multiple teams and manage projects across different disciplines to help solve tough multi-disciplinary problems
- Identify key R&D needed for the ARC remote maintenance program, and help establish the plans to execute the R&D campaigns internally or with external partners
- Research existing established and cutting edge remote handling solutions to assess their application in the ARC remote maintenance system
- 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 guidelines for RHE, the Tokamak, and plant
- Structural, Mechanical, or Aerospace Engineering
B.S - At least 7 years of mechanical engineering experience in the design,…
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