Thermal-Hydraulics Engineer 3 (Nuclear)

Location: Remote within the contiguous United States; remote work is available for individuals living beyond a 30-mile radius of a physical NuScale office.

Target pay: $108,908–$131,441 annually. Full pay range: $97,642–$152,722 annually.

Company

hirify.global develops nuclear power technology and advanced methods for nuclear safety analysis and licensing.

What you will do

• Develop and validate next-generation multi-physics methods integrating subchannel thermal-hydraulics, system thermal-hydraulics, and neutronics.
• Prepare and verify steady-state and transient subchannel analyses, including margin evaluations and critical heat flux predictions.
• Prepare and verify coupled thermal-hydraulics evaluations for LOCA, non-LOCA transients, and design-basis events.
• Support method qualification through benchmark selection, acceptance criteria, experimental comparisons, legacy analysis comparisons, and software quality assurance documentation.
• Develop engineering calculations, reports, studies, system descriptions, requirements, workflows, and licensing documentation.
• Provide technical leadership, mentor junior engineers, lead analysis tasks, and participate in regulatory interactions.

Requirements

• Bachelor’s degree in Nuclear, Mechanical, Chemical Engineering, or a related discipline from an accredited four-year institution.
• At least 5 years of directly relevant full-time engineering experience.
• Experience with subchannel thermal-hydraulics, transient analysis, and related nuclear safety analysis.
• Familiarity with PWR thermal-hydraulic principles and interfaces with core design, fuel design, neutronics, and transient analysis.
• Must be eligible to work under Department of Energy 10 CFR Part 810.
• Ability to travel nationally and locally and work in accordance with applicable nuclear quality assurance requirements, including 10 CFR 50 Appendix B, 10 CFR 21, and NQA-1.

Nice to have

• Advanced degree in Nuclear, Mechanical, or Chemical Engineering.
• Experience in neutronics or fuel performance.

Culture & Benefits

• Remote work within the contiguous United States for eligible candidates.
• Collaborative work across Nuclear Fuels, Engineering, Licensing, Operations, and Nuclear Methods.
• Emphasis on safety culture, quality assurance, technical development, and cross-functional problem solving.
• Benefits are provided through NuScale’s employee benefits program.