About the role#
We are seeking a Mechanical Engineering Intern to join our team for the Summer 2027 term. This is a full-time, on-site internship based in Milpitas, California. You will work on specific project assignments that contribute to our work in fusion energy technology.
What you'll do#
- Perform design CAD modeling, detail drafting, and fundamental engineering calculations to validate mechanical hardware.
- Engage in hands-on fabrication, prototyping, hardware assembly, and physical testing in the shop or lab.
- Organize CAD models, maintain standard component libraries, and clean up workspace file structures to ensure data is easy to navigate.
- Assist in setting up shop toolboxes, organizing incoming parts and inventory, and implementing physical organizational systems.
- Maintain a dedication to safety to mitigate industrial hazards, including heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics.
What you'll need#
- Pursuing an engineering degree in Mechanical Engineering, Aerospace Engineering, or Mechatronics.
- Proficiency in 3D CAD modeling and engineering calculations.
- Experience with hands-on assembly, basic machining, and 3D printing.
- Participation in student teams such as Formula SAE, robotics, or machine shop experience.
- Strong organizational skills.
- Familiarity with FEA is helpful but not required.
- Ability to work required nights, weekends, or on-call hours as needed.
- Ability to perform activities such as typing, standing, or sitting for extended periods.
Location & details#
- Location: Milpitas, CA (on-site).
- Term: Summer 2027 (13-18 weeks).
- Commitment: 40-50 hours per week.
- Compensation: Paid position with a set hourly salary based on year in school.
- Requirements: You must be authorized to work in the United States. Compliance with U.S. Export Control Laws is required. Interns are responsible for their own transportation and housing.
About Commonwealth Fusion Systems
Commonwealth Fusion Systems develops fusion power plants to supply clean energy. Founded in 2018 and based in Devens, Massachusetts, the company employs between 501 and 1,000 people. It specializes in energy technology and has created high-temperature superconducting magnets to support commercial fusion. The organization operates as a private entity.
How to get in at Commonwealth Fusion Systems
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