Intern - Mechanical Engineer - Summer 2027

Commonwealth Fusion Systems • Milpitas, CA

9d • Onsite

About The Position

Commonwealth Fusion Systems is hiring a Mechanical Engineering Intern for its Summer 2027 internship program. Interns take on meaningful, challenging work, with specific project assignments and technical requirements varying according to the needs of the team. Opportunities are available to currently enrolled college students at all levels from bachelor’s degree through PhD. The program lasts 13–18 weeks and requires 40–50 hours per week. On-site opportunities are in Milpitas, California; interns working on site are responsible for their own transportation and housing. The hourly rate is based on year in school: $25–$32 for BS interns and $35–$38 for MS/PhD interns. Interns must be authorized to work in the United States for any employer. Employment offers are contingent on compliance with U.S. export control laws.

Requirements

• Currently pursuing an engineering degree focused on Mechanical Engineering, Aerospace Engineering, or Mechatronics.
• Experience or ability in 3D CAD modeling and engineering calculations.
• Hands-on assembly skills.
• Basic machining skills.
• Strong organizational skills.
• Must be authorized to work in the United States for any employer.
• Willingness to travel or work required nights, weekends, or on call occasionally.
• Ability to perform activities such as typing, standing, or sitting for extended periods.
• Dedication to safety when working around potential industrial hazards, including heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics.
• Must comply with U.S. laws concerning export-controlled or protected technologies and information.

Nice To Haves

• Finite element analysis (FEA).
• Participation in student teams or activities such as Formula SAE or robotics, or machine shop experience.

Responsibilities

• Perform CAD modeling, detail drafting, and fundamental engineering calculations to validate mechanical hardware.
• Fabricate and prototype components, assemble hardware, and conduct physical testing and validation in a shop or lab.
• Organize CAD models, maintain standard component libraries, and clean up workspace file structures to support easy navigation and reuse.
• Assist with setting up shop toolboxes and organizing incoming parts and inventory.
• Implement physical organizational systems to maintain an efficient engineering workspace.

Benefits

• 40 hours of sick time.
• Health insurance.
• Dental insurance.
• Vision insurance.
• 401(k) with employer matching (must be 21 years of age to enroll).
• Professional growth opportunities.
• Team-building activities.

What This Job Offers

• Career Level: Intern
• Education Level: No Education Listed