Nuclear Reactor Research Engineer

1 day ago


Bellevue, Washington, United States TerraPower Full time
Nuclear Shielding and Criticality Engineer

TerraPower is seeking a highly skilled Nuclear Shielding and Criticality Engineer to join our team. As a key member of our engineering team, you will be responsible for designing and analyzing radiation shielding for advanced nuclear reactors, as well as performing criticality calculations and developing upper subcritical limits (USLs).

Key Responsibilities:
  • Perform radiation shielding design and analysis for advanced nuclear reactors, including calculating dose rates, activation rates, neutron fluence rates, and energy deposition rates.
  • Develop radiation sources based on material activation analysis for non-fuel in-vessel components.
  • Perform criticality calculations and develop upper subcritical limits (USLs).
  • Establish and maintain formal documentation of analysis results.
Requirements:
  • B.S. degree in Nuclear Engineering or equivalent experience; Advanced degree and 5+ years of relevant experience with nuclear analysis preferred.
  • Strong MCNP skills and experience with performing radiation shielding calculations for both gammas and neutrons are required.
  • Candidate should be familiar with variance reduction using MCNP, and features such as surface source read/write, mesh tallies, and weight windows.
  • Excellent written and verbal communication skills required.
  • Ability and professionalism to work within published regulatory guidelines required.
What We Offer:
  • Competitive Compensation
  • Salary, eligible to participate in discretionary short-term incentive payments
  • Comprehensive Medical and Wellness Benefits
  • Parental Leave
  • 401k Plan
  • Generous Paid Time Off (PTO)
  • Generous Holiday Schedule
  • Relocation Assistance
  • Professional and Educational Support Opportunities
  • Flexible Work Schedule


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