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Lead Nuclear Engineer — Portable Microreactor Design

Job in El Segundo, Los Angeles County, California, 90245, USA
Listing for: Radiant
Full Time position
Listed on 2026-11-04
Job specializations:
  • Engineering
    Mechanical Engineer, Electronics Engineer, Electrical Engineering, Quality Engineering
Salary/Wage Range or Industry Benchmark: 180000 - 250000 USD Yearly USD 180000.00 250000.00 YEAR
Job Description & How to Apply Below

Radiant, an El Segundo, CA–based startup, seeks a Lead Nuclear Engineer to guide the nuclear design and analysis group on core physics, shielding, I&C, and reactor operations. You will own schedules, budgets, hiring, and milestones, driving safety, reliability, portability, and performance for the Kaleidos microreactor.

You will mentor engineers, collaborate with cross‑functional teams, and ensure engineering first principles guide multi‑disciplinary work.

Are you ready to take on the Lead Nuclear Engineer — Portable Microreactor Design role at Radiant?

Join us at Radiant as our next Lead Nuclear Engineer — Portable Microreactor Design in El Segundo, CA, United States.

We are currently recruiting a Lead Nuclear Engineer — Portable Microreactor Design for our team in El Segundo, CA, United States.

This is a genuine role to take on the Lead Nuclear Engineer — Portable Microreactor Design role at Radiant.

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