# Intern - Composites and Insulation Materials - Summer 2027 at Commonwealth Fusion Systems (CFS)

- Company: Commonwealth Fusion Systems (CFS)
- What the company does: The world's largest and leading commercial fusion energy company. Backed by Khosla.
- Company website: https://cfs.energy/
- Type: Startups
- Level: Internship
- Location: Somerville, MA
- Work setup: On-site
- Pay: $25 to $38/hr (USD)
- Posted: 2026-10-27
- Apply by: 2026-12-11
- Apply: https://jobs.lever.co/cfsenergy/85ba4504-4eaf-4d25-b0b2-9af35009fcbb?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/commonwealth-fusion-systems-cfs-intern-composites-and-insulation-materials-summe/

## About the role

This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively, “Export Control Laws"). Any offer of employment will be contingent on the need for compliance with such Export Control Laws. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Pursuing a degree with focus in the fields of materials, mechanical, or electrical engineering
- Fiber matrix composite material design or hands on manufacturing experience
- High voltage insulation
- Experience with superconductors and/or technologies that surround them: high vacuum, cryogenics, high power systems
- Experience with build teams: solar car, FSAE, rocket team, etc
- Willingness to travel or work required nights/weekends/on-call occasionally

Tags: Internships

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/commonwealth-fusion-systems-cfs-intern-composites-and-insulation-materials-summe/