Aalo Atomics
Radiation Shielding Engineer
Austin, TX +1 · On-site · Full-time · Posted Sep 12, 2026
- Location
- Austin, TX
Idaho Falls, ID - Experience
- 2+ years; no alternatives stated.
- Education
- Bachelor's degree in Nuclear Engineering, Physics, Materials Science, or a related technical discipline.
- Visa sponsorship
- Applicants must be U.S. Citizens or U.S. Persons in compliance with 10 CFR Part 810 and may not hold non-compliant foreign citizenships.
About the job
Designs and analyzes radiation sources and shielding for advanced reactor systems, supporting safety, licensing, integration, and deployment.
What you'll do
- Perform shielding design and radiation transport analysis for reactors, fuel handling, and site systems; characterize neutron and photon source terms.
- Evaluate and optimize shielding materials, geometries, and deployment strategies through trade studies.
- Prepare technical reports and safety-basis documentation, and ensure analyses and tools comply with the quality assurance program.
What they ask for
- Bachelor's degree in Nuclear Engineering, Physics, Materials Science, or a related technical discipline.
- 2+ years of experience in radiation shielding analysis, radiation transport, or related nuclear engineering disciplines.
- Proficiency with radiation transport tools such as MCNP, ADVANTG, SCALE/KENO, OpenMC, or similar methods.
- Understanding of regulatory requirements, shielding design principles, radiation transport methods, and engineering design practices.
Nice to have
- Experience using AI tools to improve engineering workflow efficiency and effectiveness.
- Experience with NQA-1-compliant software quality assurance programs and procedures, including software qualification and commercial-grade dedication.
Tools
MCNP, ADVANTG, SCALE/KENO, OpenMC, Python, Perl, NQA-1
AI focus
Use AI tools to improve the efficiency and effectiveness of engineering workflows.
Model-written summary · the original posting is authoritative