Senior Mechanical Engineer

Confirmed live in the last 24 hours

Commonwealth Fusion Systems

Commonwealth Fusion Systems

501-1,000 employees

Develops compact fusion power plants



Devens, MA, USA

Required Skills
  • Bachelor’s degree in mechanical engineering, aerospace engineering, physics, or another relevant field
  • At least 5 years of engineering design and analysis experience
  • Solid background in component design and performing FEA analyses
  • Demonstrated record of design of mechanical components beyond desktop scale. E.g. high power (MW+), high mass (ton+), high force (MN+)
  • Familiarity with all steps in the design process with an emphasis on creativity and simplicity
  • Be self-motivated and exhibit excellent problem-solving skills
  • Produce new and iterate on existing design concepts using NX
  • Identify enabling technologies in the modeling and construction of high-temperature superconducting magnets
  • Perform thermal, fluid, structural, and electromagnetic analysis of SPARC magnets
  • Perform proof of principle and hand calculations as necessary to confirm the validity of the analysis
  • Work with experimental teams on instrumentation, measurement, and correlation of experiment to analysis
  • Provide technical support to procurement during manufacturing
  • Develop assembly and commissioning documentation
  • Support the development of the tooling for assembly
  • Support the resolution of technical issues that arise during manufacturing, assembly and commissioning
  • Prepare reports and presentations as requested
  • Review other analysts work when requested

Commonwealth Fusion Systems

Commonwealth Fusion Systems


Commonwealth Fusion Systems is leading the charge in developing compact fusion power plants, utilizing cutting-edge high-temperature superconducting magnet technology. This focus allows for quicker and more cost-effective construction of sustainable energy sources. With projects like SPARC, which aims to be the world's first net energy fusion demonstration device, the company not only demonstrates its leadership in the energy sector but also its commitment to addressing climate change through innovative solutions.

Company Stage

Series B

Total Funding



Cambridge, Massachusetts



Growth & Insights

6 month growth


1 year growth


2 year growth



12.5 Company-wide Holidays

Our vacation policy is 'take vacation'

Our sick time policy is 'get better and try not to make others sick'

Generous parental leave policy

Health Reimbursement

Health, Dependent Care, & Limited Purpose Flexible Spending Accounts

Delta Dental, Blue 20/20 Vision optional

Wellbeing / Headspace coverage

Short-term & long-term disability

Life and AD&D insurance