General Matter
Lead, Nuclear Criticality Safety
$160K–$270K
Los Angeles, CA +1 · Full-time · Posted Sep 1, 2026
- Location
- Los Angeles, CA
Los Angeles, California, United States - Experience
- 8+ years; direct authorship of evaluations at a DOE or NRC-licensed facility.
- Education
- Bachelor's degree in Nuclear Engineering, Physics, or a related field.
About the job
Build and lead the criticality safety program for a Part 70 fuel cycle facility, developing safety evaluations and supporting NRC licensing and operations.
What you'll do
- Set the site’s criticality safety methodology, double-contingency strategy, and technical direction; develop and maintain evaluations and integrate them into the ISA.
- Perform computational analyses and serve as the primary technical contact for NRC licensing interactions, amendments, and inspections.
- Review and audit facility operations, mentor engineers, and collaborate on safety measures, training, incident investigations, and corrective actions.
What they ask for
- Evidence of exceptional ability, such as prior projects, a portfolio of work, or completed products.
- 8+ years of nuclear criticality safety experience, including direct authorship of criticality safety evaluations at a DOE or NRC-licensed facility.
- Bachelor's degree in Nuclear Engineering, Physics, or a related field.
- Knowledge of criticality safety regulations and methodologies; proficiency in computational tools such as SCALE, MCNP, or similar software; ability to obtain and maintain required security clearance and access authorization.
Nice to have
- Experience standing up or significantly revising a criticality safety program at an NRC-licensed Part 70 facility, or DOE weapons complex or national laboratory experience transferable to NRC licensing.
- Nuclear Criticality Safety Engineer certification, PE license or ability to obtain one, or an advanced degree in a related field.
Pay
$160,000–$270,000 USD annually (base salary)
Tools
SCALE, MCNP, 10 CFR Part 70, ANSI/ANS-8 series
Model-written summary · the original posting is authoritative