# Intern - Nuclear Engineer - 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: Devens, MA
- Work setup: On-site
- Pay: $25 to $38/hr (USD)
- Posted: 2026-10-15
- Apply by: 2026-11-29
- Apply: https://jobs.lever.co/cfsenergy/1be023ee-0351-4d09-acca-f56180d06463?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/commonwealth-fusion-systems-cfs-intern-nuclear-engineer-summer-2027/

## 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 an engineering degree with focus in the field of Nuclear Engineering - required
- Have complete by the start of their internship Neutron Transport or Neutronics or a Reactor Theory course
- Experienced in MCNP or OpenMC
- Strong communication skills and a willingness to learn
- Must work well in a team
- Must be highly self-motivated and driven to execute quickly with excellent troubleshooting/problem-solving skills

Tags: Internships

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/commonwealth-fusion-systems-cfs-intern-nuclear-engineer-summer-2027/