Thermal-Hydraulics Engineer
Confirmed live in the last 24 hours

51-200 employees

Provides emission-free energy using nuclear waste
Company Overview
Oklo Inc. stands out in the energy sector with its unique approach to harnessing fission reactions, offering inherent safety and the ability to utilize nuclear waste as fuel, thus providing a sustainable and emission-free energy solution. The company's commitment to safety and sustainability, coupled with its ability to provide consistent, always-on power, gives it a competitive edge in the industry. Its technical advancements in nuclear energy utilization demonstrate industry leadership and a forward-thinking culture.

Company Stage


Total Funding





San Jose, California

Growth & Insights

6 month growth


1 year growth


2 year growth

Remote in USA
Experience Level
Desired Skills
IT & Security
  • Bachelor's, Master's, or Ph.D. in Nuclear Engineering, Mechanical Engineering, or a related field
  • Proven experience in thermal-hydraulics analysis for nuclear reactor systems
  • Strong problem-solving skills and the ability to work effectively in a collaborative team environment
  • Excellent written and verbal communication skills
  • Conduct systems level analysis using codes such as SAS4A/SASSYS-1, SAM, or GOTHIC
  • Perform subchannel analysis using codes like Pronghorn-Subchannel, DASSH, or COBRA TF
  • Contribute to methods development and code qualification for core thermal hydraulics
  • Participate in verification, validation, and/or commercial grade dedication of nuclear thermal hydraulics analysis tools
  • Collaborate with a multidisciplinary team of engineers to drive the advancement of our fast reactor technologies
  • Generate technical reports and documentation to communicate analysis results and methodologies
  • About Oklo Inc.: Oklo is a California-based company developing clean energy plants to provide emission-free, reliable, and affordable energy using advanced fission. Oklo is a fast-growing startup with a history of reliable funding and milestones for more than 5 years. Oklo's first product is a microgrid scale powerhouse. The powerhouse can produce clean energy for decades without needing to refuel, and also has the capability to turn nuclear waste into clean energy
  • Oklo received a Site Use Permit from the U.S Department of Energy, demonstrated fabrication of its fuel, was awarded fuel from the Idaho National Laboratory, and submitted the first accepted advanced fission license application to the regulator
  • Oklo has been featured in Popular Mechanics, Wired, Architectural Digest, Hyperallergic, POWER Magazine, has been the subject of a Harvard Business School case, and was featured in the documentary The New Fire, among many other features
Desired Qualifications
  • Proficiency in one or more of the mentioned analysis codes (SAS4A/SASSYS-1, RELAP, Pronghorn-Subchannel, DASSH, COBRA-TF) or similar (TRACE, GOTHIC)
  • Familiarity with methods development, code qualification, and verification/validation processes in nuclear thermal hydraulics