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Nuclear Thermal Fluid Systems Research Postdoctoral Research Associate

Idaho National Laboratory

Location: US
Position Type:
Rqd Education:
Rqd Experience: 5+ years
Date Posted: January 26, 2023
Reference Code: 19076
INL Mission:
Our mission is to discover, demonstrate and secure innovative nuclear energy solutions, other clean energy options and critical infrastructure.
INL Vision:
Our vision is to change the world's energy future and secure our nation's critical infrastructure.
Learn more about Nuclear Reactor Systems Research (CLICK Links Below)
Position Description
The Idaho National Laboratory (INL) is seeking a well-qualified Postdoctoral Research Associate in Computational Fluid Dynamics (CFD) for the Thermal Fluid Systems Methods and Analysis Department. This postdoctoral researcher will focus on developing (a) solver capabilities for molten salt and liquid metal reactors and (2) improvements to our current fluid surface interaction methodology.
The candidate is expected to be a strong asset to our research and development team, which consists of analysts and developers for the RELAP5-3D system code and openFOAM/STAR-CCM+ CFD codes. The candidate must work well in a team environment and be effective when working alone. The successful candidate will be self-motivated and take initiative, but will also incorporate direction from team members.
This position requires presentation of research results to INL departments/programs and writing scientific manuscripts for journal publication and technical conferences and meetings.


  • PhD in Aerospace, Mechanical Engineering, Nuclear Engineering, or similar field with a focus on computational fluid dynamics, received within the previous 5 years
  • Experience with numerical methods, and modeling and simulation tools for turbulent and/or high-speed flows using large-eddy or direct numerical simulation techniques.
  • Experience with Python, C++, and/or Fortran95 programming.
  • Experience with multiphase CFD, commercial and open source CFD codes requiring user-defined function development and use, and complex mesh generation
  • Excellent communication (oral and written) skills in English
  • Demonstrated ability to work in multi-disciplinary teams
Desired Skills
  • Experience with CFD applied to commercial nuclear reactors
  • Experience with CFD modeling of liquid metal, molten salts, and non-water fluids
  • Experience with developing CFD solvers
  • Experience with turbulence modeling
  • Knowledge and experience with massively-parallel algorithm development and high-performance computing.
  • Experience with verification and validation methods
  • Publications in the areas of CFD development or fluid mechanics.
**Must be able to work in a culturally diverse environment.**
Equal Employment Opportunity:
Idaho National Laboratory (INL) is an Equal Employment Opportunity (EEO) employer. It is the policy of INL to provide equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran or disabled status, or genetic information. Women and People of Color are strongly encouraged to apply.
Reasonable Accommodation:
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.
INL Overview:
Idaho National Laboratory (INL) is changing the world's energy future and securing our infrastructure! Join us - innovate the future!
INL is a science-based, applied engineering national laboratory dedicated to supporting the U.S. Department of Energy's mission in nuclear energy research, science, and national defense. With more than 5,000 scientists, researchers, and support staff, the laboratory works with national and international governments, universities and industry partners to discover new science and development technologies that underpin the nation's nuclear and renewable energy, national security, and environmental missions.
Benefits, Salary, and Relocation:
We have an extremely competitive salary structure, robust relocation package, and phenomenal benefits. For more information, please visit: https://www.inl.gov/careers/benefits-overview/. .
The Idaho Falls Area
Idaho Falls is conveniently situated near many national treasures such as Yellowstone National Park, Teton National Park, Jackson, WY, etc. For more information about the area, please visit www.visitidahofalls.com and www.visitidaho.org .
Other Information

When applying to positions please provide a resume and answer all questions on the following screens. Applicants, who fail to provide a resume or answer the questions, may be deemed ineligible for consideration.

Environmental, Safety and Health Statement
Must be familiar with, and comply with all relevant health and safety requirements. Must be knowledgeable of emergency action policies and procedures, methods for reporting/resolving work practices or conditions to available cognizant professionals.
Selective Service Requirements:
To be eligible for employment at INL males born after December 31, 1959 must have registered with the Selective Service System (SSS). This includes U.S. born and naturalized citizens, parolees, undocumented immigrants, legal permanent residents, asylum seekers, refugees, and all males with visas of any kind which expired more than 30 days ago. The few individuals who are exempt from this requirement are those on current non-immigrant visas. For more information see www.sss.gov.

Contact: Thomas.Steele@inl.gov
Work Location: Idaho Falls, ID (IRC 9X80's Schedule)
About this Employer

Part of the U.S. Dept. of Energy’s complex of national laboratories, INL performs work in each of the strategic goal areas: energy, national security, science & environment. INL is the nation’s leading center for nuclear energy research & development.