Commonwealth Fusion Systems: Intern - Nuclear/Systems Engineer - Summer 2027

Commonwealth Fusion Systems is building commercial fusion power plants. This 13 to 18 week internship sits at the interface of its Nuclear Engineering and Systems Engineering teams. The intern works on neutronics analyses and how they feed into system design. It is open to enrolled students from bachelor's to PhD level.

What you'll do

• Support neutronics analyses and apply them to system design
• Take part in Hazard Identification reviews and evaluate accident scenarios
• Develop and verify radiation-related system requirements
• Build, track and support margin budgets

Who can apply

• Pursuing an engineering degree focused on nuclear or mechanical engineering
• Will have completed a neutron transport, neutronics or reactor theory course by the start of the internship
• Experience with MCNP or OpenMC, and with mechanical design through courses, internships or projects
• Strong communication skills and the ability to work well in a team
• Must be authorized to work in the United States for any employer
• Optional: CAD, Python or C++, and hands-on experience in a fission plant or the naval nuclear power program

How to apply

Apply through the Lever listing. The page does not describe the selection steps or dates.

Official page: jobs.lever.co/cfsenergy/a05832ae-41df-4e2d-ab86-dd3e2c4877d4/apply