Helion Energy Summer 2026 Plasma Physics Intern

Helion Energy, developing a commercial fusion generator based on field-reversed configuration plasma physics, is hiring Plasma Physics Interns for Summer 2026 at its Everett, WA campus. Interns work alongside physicists and engineers on plasma diagnostics, data analysis from Polaris generator experiments, and simulations supporting fusion power plant design. Candidates must be pursuing a PhD in Plasma Physics, Applied Physics, Nuclear Engineering, or Mechanical Engineering with plasma physics coursework. 12-week paid program with competitive compensation. US work authorization required. Applications closed March 5, 2026.