Antares Nuclear
Senior Radiation Shielding Engineer
$160K–$235K
Los Angeles +1 · On-site · Senior · Full-time · Posted Jan 5, 2026
- Location
- Los Angeles
Idaho Falls - Experience
- 4+ years of experience with radiation shielding analysis and design.
- Education
- Bachelor’s degree in nuclear or mechanical engineering, physics, material science, or related field.
- Visa sponsorship
- Applicant must be a U.S. citizen or national, U.S. lawful permanent resident, refugee, or asylee, or be eligible to obtain the required authorizations from the U.S. Department of State.
About the job
Designs and analyzes radiation sources and shielding for reactor operation, shutdown, transportation, storage, and disposition across deployment scenarios.
What you'll do
- Own radiation shielding design and analysis, including materials trade studies and shielding optimization.
- Develop neutronics simulations to characterize radiation sources in operating and post-operation configurations.
- Support regulatory compliance and licensing strategies, and maintain analyses in compliance with the quality assurance program.
What they ask for
- Bachelor’s degree in nuclear or mechanical engineering, physics, material science, or a related field.
- 4+ years of experience with radiation shielding analysis and design.
- Proficiency with radiation shielding analysis tools such as MCNP/ADVANTG, SCALE/MAVRIC, or similar Monte Carlo variance reduction tools.
- Ability to navigate regulatory requirements, shielding design features, analysis tools, and manufacturing methods.
Nice to have
- Master's degree or PhD in nuclear engineering.
- Working knowledge of a programming language, preferably Python.
Pay
USD 160K – USD 235K base salary
Tools
MCNP/ADVANTG, SCALE/MAVRIC, Python
Model-written summary · the original posting is authoritative