Lead, Mechanical Engineering - Assembly Equipment
Commonwealth Fusion SystemsDevens, MAPosted 25 March 2026
Job Description
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 and suppliers to build the energy industry of the future.
We’re in the best position to make it happen. Since 2018, we’ve raised nearly $3 billion in capital, making us the largest and leading private 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 Lead, Mechanical Engineering - Assembly Equipment
The Lead, Mechanical Engineering - Assembly Equipment is a hands-on leader accountable for the design, fabrication, and performance of specialized assembly equipment and tooling. You will translate creative and technical visions into actionable engineering designs, removing barriers to lead your team through the development of high load and/or high-precision hardware for tokamak assembly. You are responsible for cascading the creative vision, establishing technical excellence, and ensuring your team delivers robust mechanical solutions to meet whatever challenges CFS throws your way.
For the next few years, the role will focus on the creation of a previously scoped set of remaining equipment required to complete the SPARC assembly process. These pieces of equipment will range from quick designs for simple fixturing to multi month peer reviewed critical lifting structures. The role will require managing your team’s execution of all steps from requirements-based design ideation all the way through commissioning and testing. The role will also feature opportunities for individual contributor scope in the form of smaller design tasks, procurement efforts, and improved requirement and workflow definition. Following the completion of SPARC the role will involve guiding and working whatever projects this uniquely skilled labor force can tackle; from massive frames for ARC Magnets to Remote Maintenance equipment for SPARC & ARC.
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