Senior Thermal Hydraulics Engineer - Nuclear CFD Lead

TerraPower; Bellevue (WA); On-site; USD 118,000 - 177,000; Full time

Benefits offered by this job

Competitive compensation

Discretionary short-term incentive

Medical and wellness benefits

Parental leave

401k plan

PTO 21 days

Holiday schedule

Relocation assistance

Professional and educational support

Job summary

TerraPower in Bellevue, WA is seeking a Senior Engineer, Thermal Hydraulics to perform thermal-hydraulic analyses for the Natrium Reactor program. You will run CFD simulations, analyze hydraulic networks, and present results to cross-functional teams.

The ideal candidate has 5+ years in mechanical/nuclear/chemical engineering, experience with STAR-CCM+, SolidWorks, and CFD verification/validation, and a strong problem-solving mindset.

Qualifications

• 5+ years of related experience in mechanical, nuclear, or chemical engineering.
• 3+ years of demonstrated use of commercial CFD package (STAR-CCM+ preferred).
• Experience with CAD tools such as SolidWorks.
• Nuclear systems CFD experience a plus.
• Familiarity with CFD verification and validation of modeling methodologies a plus.
• Experience in Software Quality Assurance (SQA) and Nuclear Quality Assurance (NQA-1) standards highly preferred.
• Creative thinker with strong analytical/problem solving skills.
• Ability to work on multiple tasks concurrently with minimal supervision.

Responsibilities

• Perform analysis and design of structures, systems, and components for the Natrium Reactor.
• Computational thermal-fluids analysis using 3D CFD tools.
• Perform steady-state and transient hydraulic network analysis.
• Document and present results to peers and outside organizations.
• Support learning and application of nuclear industry best practices to maintain high quality design.
• Work with cross-disciplinary teams to analyze thermal and mechanical design considerations for the reactor.
• Handle complex issues with judgment and minimal supervision.

Skills

CFD expertise

STAR-CCM+

CAD: SolidWorks

CFD best practices

Nuclear CFD experience

Analytical thinking

Communication skills

Education

Bachelors in Mechanical/Nuclear/Chemical engineering

Master's in Engineering

PhD in relevant field

Tools

STAR-CCM+

SolidWorks

Job description

TerraPower in Bellevue, WA is seeking a Senior Engineer, Thermal Hydraulics to perform thermal-hydraulic analyses for the Natrium Reactor program. You will run CFD simulations, analyze hydraulic networks, and present results to cross-functional teams.

The ideal candidate has 5+ years in mechanical/nuclear/chemical engineering, experience with STAR-CCM+, SolidWorks, and CFD verification/validation, and a strong problem-solving mindset.