Principal Mechanical Engineer

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 were designing and building commercially viable fusion power plants. And working with policymakers and suppliers to build the energy industry of the future.

Were in the best position to make it happen. Since 2018 weve raised nearly $3 billion in capital making us the largest and leading private fusion company in the world.

Now were looking for more thinkers doers builders and makers to join us. People wholl bring new perspectives solve tough problems and thrive as part of a team.

If thats you and this role fits we want to hear from you.

Join the power movement as a Principal Mechanical Engineer

Were looking for a Principal Mechanical Engineer to join our R&D and equipment design team to help build the next generation of thin-film deposition technology. The Principal Mechanical Engineer will be responsible for the design and implementation of advanced R&D equipment and complex machinery. This role requires strong technical expertise procedural discipline and the ability to collaborate across engineering and technology functions to ensure safe reliable and high-performance equipment. If you enjoy working on complex design problems mentoring others and solving problems in a collaborative fast-paced environment this is your opportunity to make an impact.

What youll do :

• Lead the design and implementation of advanced R&D equipment for thin film processing including ownership of key mechanical modules and sub-systems
• Define system level requirements and drive innovative design concepts to meet these requirements
• Lead design reviews for overall mechanical system and key mechanical subsystems
• Generate and maintain interfaces with other engineering subsystems
• Report on and be accountable for project progress to stakeholders
• Work effectively within a multi-disciplinary team of top scientists and engineers
• Mentor engineering staff for effectiveness and delivery of on-time & in-spec outcomes
• Get things done : drive projects consistently deliver act with speed

What were looking for :

Bonus points for :

Must-have Requirements :

$150000 - $225000 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 new hire salaries for the position across all US locations. Benefits include :

Competitive compensation with equity

12.5 Company-wide Holidays

Flexible vacation days

10 sick days

Generous parental leave policy

Health dental and vision insurance

401(k) with employer matching

Professional growth opportunities

Team-building activities

#LI-Onsite

At CFS we excel in fast-paced environments driven by our values of integrity execution impact and self-critique. As we grow were 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.

This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively Export Control Laws). Any offer of employment will be contingent on the need for compliance with such Export Control Laws.

Required Experience :

Staff IC

Key Skills

Design,Academics,AutoCAD 3D,Cafe,Fabrication,Java

Employment Type : Full-Time

Experience : years

Vacancy : 1