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Senior Mechanical Engineer

In-Vessel Coils

Posted on 7/10/2024

Commonwealth Fusion Systems

Commonwealth Fusion Systems

501-1,000 employees

Develops compact fusion power plants



Devens, MA, USA

Design Engineering
Mechanical Engineering
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 analysis
  • Experience with measurement systems, such as CMM, laser tracker, metrology and scanning tools for dimensional verification of machined components, as well as spatial measurements
  • Experience with rapid prototyping and failure testing used to debug and improve designs
  • Knowledge of vacuum application in areas of vacuum side welding and surface preparation/cleanliness for vacuum applications
  • Experience with machine shop environment, precision machining of high strength and tough materials and development of assembly instructions
  • Advanced CAD skills in NX, both in modeling and drawings; understanding of GD&T and spatial tolerancing on digital measurement systems are necessary
  • Familiarity with all steps in the design process with an emphasis on creativity and simplicity
  • Able to communicate effectively in a team and a fast-paced environment, making well-informed decisions
  • Be self-motivated and exhibit excellent problem-solving skills
  • Develop technical specifications, assembly procedures, and documentation necessary to fabricate and install the parts
  • Produce refined design concepts for efficient manufacturing and in-time delivery with cost in mind
  • Author, review, and approve design notes, technical specifications, regular reporting, assembly procedures, and documentation necessary to fabricate and install the parts
  • Work closely with the design team and maintain regular contact with selected vendors to provide them with necessary technical support
  • Enforce observance of the required quality standards and secure documentation and processing of the NCR’s
  • Offer insight and creative ideas about designed features and machining processes that can meet the basic requirement, with quality, cost of manufacturing, and lead time in mind
  • Communicate effectively in a team and a fast-paced environment, making well-informed decisions
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