Senior Mechanical Engineer

Milpitas, CA
R&D – Superconductor R&D /
Full-time /
On-site
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 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 over $2 billion in capital – more than any other fusion energy company in the U.S.

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

This CFS Senior Mechanical Engineer will be responsible for aspects of the design, build, and implementation of advanced R&D equipment and complex machinery.

What you'll do:

    • Work effectively within a multi-disciplinary and proven team of top scientists and engineers
    • Own the design and implementation of key mechanical modules and sub-systems
    • Understand system level requirements and work with the team to drive innovative design concepts to meet these requirements
    • Present and participate in design reviews on all aspects of mechanical subsystem designs
    • Generate and maintain interfaces with other engineering subsystems
    • Report on and be accountable for project progress to the Head of Superconductor Engineering
    • Get things done - drive towards project deliverables with speed

What we're looking for:

    • Bachelor’s degree required; master’s degree preferred
    • 7+ years of experience working as a senior mechanical design engineer facing similar design challenges -- for example: design, construction, and operation of industrial, large-scale R&D and manufacturing equipment
    • The ability to conceive novel solutions to challenging problems
    • An exceptional safety record and attention to detail
    • Expertise with 3D modeling and simulation
    • Familiarity with complex engineering systems in challenging environments
    • Strong analytical and organizational skills with excellent verbal and written abilities

Bonus points:

    • Experience with SolidWorks
    • Experience with NX
    • Experience with COMSOL, ANSYS or other FEA tools
    • Familiarity in applying Semi-S8, ASME, ACI, ASTM, and other mechanical standards to design solutions

Essential Requirements:

    • Ability to lift up to 50 lbs occasionally
    • Perform activities such as stooping, climbing, standing for extended periods of time
    • Willingness to travel occasionally or work required nights/weekends/on-call
    • Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics
    • #LI-Onsite
$150,000 - $250,000 a year
Salary range for this full-time position + equity + benefits. The actual salary will depend on level, location, qualifications, and experience. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations.
At CFS, we excel in fast-paced environments, driven by our values of integrity, execution, impact, and self-critique. As we grow, we’re eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges.

We value diversity deeply and are proud to be an equal opportunity employer by choice. We consider all qualified applicants equally, regardless of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law.