Senior Reactor Operations Engineer

What you’d do

Support the engineering team with operational insights so Kaleidos reactors are ready for testing, commissioning, and long-term operation, and qualify as a Reactor Operator to help test and commission future reactor designs. Full-time role in El Segundo, CA. Found on the employer's careers page on Oct 18, 2026. Apply through the link.

You’ll need

• 6-7+ years full-time engineering experience
• System design, analysis, or testing background
• Familiarity with nuclear, mechanical, I&C and electrical systems
• Willingness to qualify as a Reactor Operator
• DOE or NRC compliance knowledge