Radiation Shielding Engineer

Roles and Responsibilities

• Ownership of radiation shielding design and analysis.
• Development of trade studies of material choices.
• Development of neutronics simulations to characterize radiation sources during operation and in post-operation configurations.
• Optimization of radiation shielding for deployment and post-operation transportation.
• Engagement in regulatory requirement compliance strategies and application to licensing pathways.
• Ensuring utilized tools and analyses are established and maintained in compliance with Antares quality assurance program.

• Bachelor’s degree in nuclear or mechanical engineering, physics, material science, or a related field.
• 3+ years of experience with radiation shielding analysis and design.
• Proficiency in modern 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.

• Strong interpersonal and collaborative skills, enthusiasm for problem solving, and desire to modernize nuclear design and operation.
• Master’s degree or PhD in nuclear engineering.
• Demonstrated track record of high impact in the achievement of team goals.
• Strong project management skills and effective communication of technical concepts across multi-disciplinary teams.
• Broad knowledge of nuclear interactions with material selections, especially for radiation shielding applications.
• Working knowledge of a programming language, preferably Python.

• Ability to work long hours and weekends as necessary to support critical milestones.
• Ability to travel to regulatory locations as needed.

We are located in Torrance, CA in a 145,000 square foot, brand new facility featuring large open spaces for team collaboration, R&D, and production, with easy access to the 405, 105, and 110 freeways.

Antares is an Equal Opportunity Employer. Employment decisions are based solely on merit, competence, and qualifications, without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.

To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green‑card holder), (iii) Refugee under 8 U.S.C. § 1157, (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.

Compensation Range: $120K - $240K