Radiation Shielding Engineer jobs in United States
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Antares · 1 day ago

Radiation Shielding Engineer

Antares is a company focused on making clean energy abundant through advanced nuclear technologies. The Radiation Shielding Engineer will be responsible for the design and analysis of radiation shielding for reactor operations and transportation, applying best analysis tools to ensure compliance with regulatory requirements.

EnergyIndustrialMachinery ManufacturingManufacturing
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Responsibilities

Ownership of radiation shielding design and analysis
Development of trade studies of materials 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

Qualification

Radiation shielding designNeutronics simulationsMCNP/ADVANTGRegulatory compliancePythonProject managementInterpersonal skillsCollaborative skills

Required

Bachelor's degree in nuclear or mechanical engineering, physics, material science, or related field
3+ 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
Ability to work long hours and weekends as necessary to support critical milestones
Ability to travel to regulatory locations as needed

Preferred

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

Company

Antares

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Antares Industries is an advanced nuclear energy startup that designs and manufactures adaptable and scalable reactors.

Funding

Current Stage
Growth Stage
Total Funding
$126M
Key Investors
Shine Capital
2025-12-02Series B· $71M
2025-12-02Debt Financing· $25M
2024-10-30Series A· $30M

Leadership Team

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Julia DeWahl
Co-founder & President
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Company data provided by crunchbase