Commonwealth Fusion Systems logo

Senior Mechanical Engineer

Commonwealth Fusion Systems
Milpitas, California
Full Time
Posted October 22, 2025
Apply Now

Application opens on company website

Job Description

A Senior Mechanical Engineer responsible for designing and implementing advanced research and development equipment and complex machinery for fusion energy technology, collaborating across engineering teams to ensure safety, reliability, and high performance in a fast-paced environment.

Key Responsibilities

  • Design and implement advanced R&D equipment and complex machinery
  • Collaborate across engineering and technology functions to ensure equipment safety, reliability, and high performance
  • Solve complex design problems related to thin-film deposition technology
  • Mentor and guide other team members in engineering tasks

Requirements

  • Experience in the design and implementation of advanced R D equipment and complex machinery.
  • Strong technical expertise in mechanical engineering relevant to equipment design and development.
  • Procedural discipline in engineering processes and documentation.
  • Ability to collaborate across engineering and technology functions to ensure safe, reliable, and high-performance equipment.
  • Experience working on complex design problems related to machinery or equipment.
  • Experience mentoring or providing technical guidance to other engineers or team members.
  • Ability to work effectively in a fast-paced, collaborative environment.
  • Compliance with U.S. laws concerning the export of controlled or protected technologies or information (Export Control Laws).

Benefits & Perks

Compensation/salary range (not specified in the posting)
Work schedule: Onsite, fast-paced environment
Work environment perks: Collaborative, diverse, mission-driven culture
Additional benefits: Mentoring opportunities, impact-driven work, compliance with export control laws

Ready to Apply?

Join Commonwealth Fusion Systems and make an impact in renewable energy

Stay Updated on Sustainability Jobs

Get the latest renewable energy jobs and career tips delivered to your inbox.

More jobs at Commonwealth Fusion Systems

Commonwealth Fusion Systems logo

Senior Financial Analyst

Commonwealth Fusion Systems
Milpitas
Full Time
Dec 31
Commonwealth Fusion Systems logo

Welder - Weekend - First Shift

Commonwealth Fusion Systems
Devens
Full Time
Oct 27
$0k-0k/hr
Commonwealth Fusion Systems logo

Welder - Third Shift

Commonwealth Fusion Systems
Devens
Full Time
Oct 29
$0k-0k/hr

More jobs in Milpitas, California

Aeva logo

Reliability Test Engineer

Aeva
Milpitas
Full Time
Oct 27