Intern - Composites and Insulation Materials - Summer 2027
About The Position
Commonwealth Fusion Systems is seeking a Composites and Insulation Materials Intern to contribute to its work developing commercially viable fusion power plants. The internship lasts 13–18 weeks and involves 40–50 hours per week, with a set hourly rate based on year in school. On-site opportunities are available in Devens, Massachusetts; interns working on site are responsible for their own transportation and housing. Specific project assignments and technical requirements will vary according to team needs. The opportunity is for currently enrolled college students at all levels from bachelor's degree through PhD. Interns must be authorized to work in the United States for any employer. The intern will create composites for material characterization, design and manufacture test articles for mechanical testing, and conduct high-voltage insulation testing. The role may involve industrial hazards including heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics. Occasional travel, nights, weekends, or on-call work may be required. Hourly pay is $25–$38, aligned with the intern's year in school: $25–$32 for bachelor's interns and $35–$38 for master's or PhD interns. Benefits for full-time interns include 40 hours of sick time, health, dental, and vision insurance, a 401(k) with employer matching for those aged 21 or older, professional growth opportunities, and team-building activities. Employment is contingent on compliance with applicable U.S. Export Control Laws.
Requirements
- Be currently enrolled in college, from bachelor's degree through PhD level.
- Pursue a degree focused on materials, mechanical, or electrical engineering.
- Have authorization to work in the United States for any employer.
- Be willing to travel or work occasional nights, weekends, or on-call.
- Be able to perform activities such as typing, standing, or sitting for extended periods.
- Demonstrate dedication to safety in an industrial environment that may involve heat, cold, noise, fumes, strong magnets, lead, high voltage, and cryogenics.
Nice To Haves
- Fiber-matrix composite material design or hands-on manufacturing experience.
- High-voltage insulation experience.
- Experience with superconductors or related technologies, including high vacuum, cryogenics, or high-power systems.
- Experience with build teams such as solar car, FSAE, or a rocket team.
Responsibilities
- Create composites for material characterization.
- Design and manufacture test articles for mechanical testing.
- Conduct high-voltage insulation testing.
Benefits
- 40 hours of sick time.
- Health, dental, and vision insurance.
- 401(k) with employer matching; employees must be 21 or older to enroll.
- Professional growth opportunities.
- Team-building activities.
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What This Job Offers
Career Level
Intern
