Staff Mechanical Engineer
cfsenergy· Mechanical Engineering
About this role
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 Staff Mechanical Engineer
The Staff Mechanical Engineer is a technical leadership role focused on the development of ports systems.
The position involves collaborating with CFS StreEng and the ports team to finalize concepts, models, and drawing releases. Additionally, the role provides production support through final delivery, including the preassembly and assembly stages in SPARC.
Frequently Asked Questions
What is the salary for the Staff Mechanical Engineer role at cfsenergy?
The listed salary for this Staff Mechanical Engineer position at cfsenergy is USD 130K–200K. This is an Full time role.
Where is the Staff Mechanical Engineer position at cfsenergy located?
This Staff Mechanical Engineer role at cfsenergy is based in Devens, MA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Staff Mechanical Engineer role at cfsenergy full-time or part-time?
This is listed as a Full time position. It is posted as a Staff Mechanical Engineer role in the Mechanical Engineering department at cfsenergy.
Which team or department does the Staff Mechanical Engineer at cfsenergy belong to?
This Staff Mechanical Engineer position is part of the Mechanical Engineering department at cfsenergy. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Staff Mechanical Engineer position at cfsenergy?
Click the "Apply Now" button on this page. You will be redirected to cfsenergy's official application portal hosted on lever where you can submit your application directly.
When was the Staff Mechanical Engineer job at cfsenergy posted?
This Staff Mechanical Engineer position at cfsenergy was posted on Jun 4, 2026. Apply as soon as possible — early applications are often reviewed first.
Staff Mechanical Engineer
cfsenergy · 💰 USD 130K–200K
You'll be redirected to cfsenergy's official application page on Lever.