Principal Core Thermal Hydraulics Engineer
TerraPowerBellevue, Washington, United States
Good fit if
- You can work a hybrid schedule.
- You have 15 years of experience.
- You can travel 0 to 10% of the time.
Credentials that matter
Skills and tools
- Thermal Hydraulics
- Python
- ASME NQA-1
- HPC
Required qualifications
- B.S., M.S., or Ph.D. in Mechanical, Nuclear, or related Engineering discipline from accredited university
- Minimum 15 years related experience (B.S.), 8 years (M.S.), or 5 years (Ph.D.)
- Demonstrated expertise in thermal-hydraulic analysis of nuclear reactor cores; strong background in heat and mass transfer in reactor systems
- 5+ years of technical leadership and/or project management experience
- Expertise in Python programming and software development, qualification, verification & validation
- Strong verbal and written communication skills to meet NQA-1 documentation requirements
- Proven problem-solving ability and ability to manage competing design constraints
About this role
Principal Core Thermal Hydraulics Engineer for TerraPower's sodium-cooled Natrium Reactor program. Lead development and validation of thermal-hydraulic methodologies, software, and analyses for fast reactor core design. Provide technical guidance across cross-disciplinary engineering teams on reactor core architecture, safety analysis, and licensing activities for the Natrium demonstration project.
Responsibilities
- Lead technical development and validation of thermal-hydraulic methodologies, software, and analysis tools for sodium-cooled fast reactor design
- Develop, qualify, and maintain computer codes for steady-state and transient nuclear reactor core thermal-hydraulics analysis
- Perform thermal-hydraulic analysis and engineering calculations of reactor core components to evaluate reactor architecture options
- Support critical design decisions addressing reactor core design challenges and work with cross-disciplinary teams on thermal and mechanical design considerations
- Establish and maintain system requirements and design basis documents for reactor core design
- Support licensing activities for Natrium demonstration project, including preparation of licensing submittals and design reviews
- Provide technical presentations, prepare formal reports documenting analysis findings and recommendations
- Provide oversight during test execution, evaluation of results, and reporting; support project planning and define work scopes for critical project paths
Preferred qualifications
- C++ programming proficiency
- Experience with high-performance computing (HPC) environments
- Software Quality Assurance (SQA) and Nuclear Quality Assurance (NQA-1) standards experience
- Expertise in liquid metal thermal-hydraulics
- Experience with nuclear reactor analysis codes (subchannel codes or system thermal-hydraulic codes)
Location, schedule, and travel
Not specified
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