Senior Engineer, Thermal Hydraulics

Company logo
Terrapower
Innovative nuclear energy solutions focused on clean, sustainable power for the future.
Conduct CFD and hydraulic analysis for sodium-cooled Natrium reactor designs.
23 days ago ago
$117,922 - $208,027
Expert & Leadership (13+ years), Experienced (8-12 years)
Full Time
Bellevue, WA
Hybrid
Company Size
300 Employees
Service Specialisms
Nuclear Engineering
Energy Innovation
Research & Development
Sustainable Energy Solutions
Nuclear Power Plant Design
Sector Specialisms
Nuclear
Energy
Manufacturing
Construction
Engineering
Power
Industrial
Role
What you would be doing
thermal analysis
mechanical design
hydraulic analysis
structural design
documentation
process improvement
  • Work with cross-disciplinary teams to analyze the thermal and mechanical design considerations for the reactor and its components
  • Document and present results to peers and outside organizations
  • Support continuous learning and application of nuclear industry best practices in order to maintain the highest quality of engineering design and proactively identify process change/enhancement opportunities
  • Performing analysis and design of structures, systems, and components for the Natrium Reactor
  • Perform steady state and transient hydraulic network analysis
  • Work on complex issues where judgment in selecting methods, techniques, and evaluation criteria for obtaining results with minimal supervision.
What you bring
star-ccm+
solidworks
nqa-1
cfd
engineering degree
problem solving
  • Computational thermal-fluid and thermal-structural analysis using multi-dimensional CFD tools
  • Ability to work on multiple tasks concurrently during a given work week
  • Minimum of 3 years of demonstrated use commercial CFD package (STAR-CCM+ preferred)
  • Familiarity and experience with CFD verification and validation of computational modeling methodologies a plus
  • Motor Abilities: Sitting and/or standing for extended periods, bending/stooping, grasping/gripping, fine motor control (hands)
  • Special Senses: Visual and audio focused work
  • Creative thinker with demonstrated strong analytical/problem solving skills
  • Experience with low Prandtl number fluid heat transfer a plus
  • Experience with nuclear systems applications of Computational Fluid Dynamics a plus
  • Working knowledge of variety CFD best practices, modeling approaches, meshing parameters to be suited for specific applications balancing accuracy, computer resources.
  • Experience with modeling dynamic thermal fluid systems
  • Experience in Software Quality Assurance (SQA) program and Nuclear Quality Assurance (NQA-1) standards highly preferred
  • Travel required: 0-5%
  • Work Conditions: Stairs, typing/keyboard, standard and/or sitting working environment of >8 hrs./day
  • Experience with one or more CAD modeling tools such as SolidWorks preferred
  • Experience with analysis of high temperature thermal-fluid systems a plus
  • Physical exertion and/or requirements: Minimal, with ability to safely lift up to 25 pounds
  • The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect, and a desire to foster teamwork
  • Strong communication skills desired
  • Degree in Mechanical, Nuclear, or Chemical engineering (or equivalent) with 5 plus years in the field of Computational Fluid Dynamics. Preferred, M.S. Degree in Mechanical, Nuclear, or Chemical engineering (or equivalent) with 3 plus years in the field of Computational Fluid Dynamics
Benefits
  • Flexible Work Schedule
  • Generous Paid Time Off (PTO)
  • Parental Leave
  • 21 days of annually accrued PTO
  • Typically, our employee salaries are within .90 – 1.0 of the mid-point of the posted salary band. Any salary offered within the posted salary band is based on market data and commensurate with the selected individual’s qualifications and experience.This range is specific to Washington State.
  • Salary, eligible to participate in discretionary short-term incentive payments
  • 10 paid holidays
  • Comprehensive Medical and Wellness Benefits
  • Life and Disability
  • Gender Affirmation Benefits
  • Professional and Educational Support Opportunities
  • 401k Plan
  • Relocation Assistance
  • Generous Holiday Schedule
  • Competitive Compensation
Training + Development
Information not given or found
Company
Overview
  • Founded with a vision to revolutionize the nuclear energy sector and reduce global carbon emissions.
  • Develops advanced nuclear reactors, such as Natrium, designed for clean, safe, and efficient energy generation.
  • Focused on utilizing next-generation technology to solve the world’s energy challenges sustainably.
  • Pioneers in the use of innovative fuel designs, including Natrium’s molten salt technology.
  • Natrium reactor design offers unique features, like the ability to integrate with renewable energy sources.
  • Supported by top-tier investors, including Bill Gates and Warren Buffett, to accelerate energy transition.
  • Aims to deploy advanced nuclear reactors globally, contributing to a low-carbon future.
  • Combines decades of expertise in nuclear engineering with cutting-edge technology to ensure safety and performance.
  • Recent partnerships with governments and private sectors to bring next-gen nuclear solutions to market.
Culture + Values
  • Driven by a mission to deliver sustainable, carbon-free energy by using nuclear energy as a key solution.
  • Committed to providing innovative, reliable, and scalable nuclear technology to meet the world’s growing demand for clean energy.
  • Value collaboration and recognize that solving the energy challenges of today and tomorrow requires the collective efforts of diverse and dedicated people.
  • Embrace transparency and integrity in every aspect of our work, ensuring accountability and fostering trust.
  • Take pride in a culture of safety and innovation, continuously improving to create a world-class team focused on results.
Environment + Sustainability
2050
Net-Zero Target
Aim to achieve net-zero carbon emissions across operations.
  • Contribute to the global transition to clean, carbon-free energy.
  • Working toward deploying next-gen nuclear reactors with advanced fuel cycles.
  • Natrium reactor complements renewable energy sources and reduces emissions.
  • Technology aims to recycle spent nuclear fuel, reducing waste.
Inclusion & Diversity
  • The company fosters a diverse and inclusive environment where all team members are empowered to thrive.
  • The company is committed to recruiting a diverse workforce and building teams that reflect a wide range of perspectives.
  • The company is actively investing in gender equality within its teams, but specific gender-related statistics are not publicly disclosed.
  • Tips: The company provides resources to support the professional growth of all employees.
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