Oklo
Thermal-Hydraulics Engineer Santa Clara, CA or Remote
Oklo, Columbia, South Carolina, United States
Overview
Oklo is seeking a Thermal-Hydraulics Engineer to join our team. This role focuses on the design, analysis, and development of fast reactor systems, performing thermal-hydraulics analyses, utilizing state-of-the-art codes and methods, and contributing to qualification and validation of nuclear thermal-hydraulics analysis tools. Responsibilities
Model thermal-hydraulic systems using codes such as SAS4A/SASSYS-1, SAM, GOTHIC, or Flomaster Perform subchannel analysis using codes such as MOOSE-Subchannel or DASSH Develop analytical and computational methods and models for core and systems thermal hydraulics Participate in verification and validation of nuclear thermal hydraulics analysis tools Collaborate cross-functionally to define design requirements and provide technical feedback to quick-iterating design teams Document work using modern tools and write well-written, thoughtful technical reports Who you are
A startup person: you aren’t driven by titles or hierarchy, and prefer efficiency to excess process; you thrive in a fast-paced team Motivated: you are self-motivated and passionate about the team and achieving goals A team-player: you work well in a team and value collective success An excellent communicator: you are technically competent and a clear, upbeat communicator Creative: you can identify open-ended problems and devise solutions without micromanagement Detail-oriented: you focus on quality, with strong grammar and spelling for effective communication Minimum Qualifications
Bachelor’s, Master’s, or Ph.D. in Nuclear Engineering, Mechanical Engineering, or a related field Proficiency with thermal-hydraulics analysis methods Core competencies in heat transfer, fluid dynamics, and thermodynamics Strong problem-solving skills and ability to work effectively in a collaborative team Excellent written and verbal communication skills Bonus Qualifications
Proficiency in one or more of the listed analysis codes (SAS4A/SASSYS-1, SAM, GOTHIC, Flomaster, MOOSE-SC, DASSH) or similar (TRACE, RELAP, COBRA-TF) Familiarity with methods development, code qualification, and verification/validation in nuclear thermal hydraulics Experience with modern software engineering practices and programming languages Experience with CI/CD computing environments Experience with high-fidelity fluid dynamics analysis Compensation and Benefits
Salary may fall outside of the range provided and will depend on applicant experience. Oklo offers flexible time off, equity, competitive pay, 401k, health insurance, FSA, flexible work hours, and other benefits. About Oklo
Oklo Inc. is developing fast fission power plants to deliver clean, reliable, and affordable energy at scale; establishing a domestic supply chain for critical radioisotopes; and advancing nuclear fuel recycling to convert nuclear waste into clean energy. Oklo was the first to receive a site use permit from the U.S. Department of Energy for a commercial advanced fission plant, was awarded fuel material from Idaho National Laboratory, and submitted the first custom combined license application for an advanced reactor to the U.S. Nuclear Regulatory Commission. Oklo is also developing advanced fuel recycling technologies in collaboration with the U.S. Department of Energy and U.S. National Laboratories. We are looking to fill this position immediately.
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Oklo is seeking a Thermal-Hydraulics Engineer to join our team. This role focuses on the design, analysis, and development of fast reactor systems, performing thermal-hydraulics analyses, utilizing state-of-the-art codes and methods, and contributing to qualification and validation of nuclear thermal-hydraulics analysis tools. Responsibilities
Model thermal-hydraulic systems using codes such as SAS4A/SASSYS-1, SAM, GOTHIC, or Flomaster Perform subchannel analysis using codes such as MOOSE-Subchannel or DASSH Develop analytical and computational methods and models for core and systems thermal hydraulics Participate in verification and validation of nuclear thermal hydraulics analysis tools Collaborate cross-functionally to define design requirements and provide technical feedback to quick-iterating design teams Document work using modern tools and write well-written, thoughtful technical reports Who you are
A startup person: you aren’t driven by titles or hierarchy, and prefer efficiency to excess process; you thrive in a fast-paced team Motivated: you are self-motivated and passionate about the team and achieving goals A team-player: you work well in a team and value collective success An excellent communicator: you are technically competent and a clear, upbeat communicator Creative: you can identify open-ended problems and devise solutions without micromanagement Detail-oriented: you focus on quality, with strong grammar and spelling for effective communication Minimum Qualifications
Bachelor’s, Master’s, or Ph.D. in Nuclear Engineering, Mechanical Engineering, or a related field Proficiency with thermal-hydraulics analysis methods Core competencies in heat transfer, fluid dynamics, and thermodynamics Strong problem-solving skills and ability to work effectively in a collaborative team Excellent written and verbal communication skills Bonus Qualifications
Proficiency in one or more of the listed analysis codes (SAS4A/SASSYS-1, SAM, GOTHIC, Flomaster, MOOSE-SC, DASSH) or similar (TRACE, RELAP, COBRA-TF) Familiarity with methods development, code qualification, and verification/validation in nuclear thermal hydraulics Experience with modern software engineering practices and programming languages Experience with CI/CD computing environments Experience with high-fidelity fluid dynamics analysis Compensation and Benefits
Salary may fall outside of the range provided and will depend on applicant experience. Oklo offers flexible time off, equity, competitive pay, 401k, health insurance, FSA, flexible work hours, and other benefits. About Oklo
Oklo Inc. is developing fast fission power plants to deliver clean, reliable, and affordable energy at scale; establishing a domestic supply chain for critical radioisotopes; and advancing nuclear fuel recycling to convert nuclear waste into clean energy. Oklo was the first to receive a site use permit from the U.S. Department of Energy for a commercial advanced fission plant, was awarded fuel material from Idaho National Laboratory, and submitted the first custom combined license application for an advanced reactor to the U.S. Nuclear Regulatory Commission. Oklo is also developing advanced fuel recycling technologies in collaboration with the U.S. Department of Energy and U.S. National Laboratories. We are looking to fill this position immediately.
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