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Probabilistic Risk Assessment (PRA) Engineer

Energy Impact Center

Energy Impact Center

Washington, DC, USA
Posted on Thursday, June 15, 2023
Last Energy seeks an experienced Probabilistic Risk Analysis (PRA) Engineer to support the safety and licensing analysis for the PWR-20 micro nuclear reactor. This person will work closely with the safety analysis and licensing staff to ensure a robust process of development risk analyses, and to communicate risk insights to support the optimization of systems and component design for safety and reliability for the PWR-20 design.

Key Duties & Responsibilities

  • Develops and maintains PRA models of nuclear plant design and operational capabilities by logic and sequential modeling of fault scenarios and using PRA tools and methods to quantify and evaluate accident sequences
  • Interfaces with other disciplines to advance risk-informed designs, developing insights and conclusions from analyses
  • Participate in and support interfaces with customer and regulatory authorities to obtain regulatory approval of the Last Energy safety case
  • Prepare and review safety analyses, calculation files, and associated records


  • MS, or PhD in Nuclear Engineering
  • 5 years cumulative experience in executing PRA, Accident analysis, Severe Accidents, Source Term assessments
  • Demonstrated understanding of Importance Analysis, Uncertainty Analysis, and Failure Modes & Effects Analysis
  • Applied experience in development of Level 1, Level 2, and Level 3 PRAs
  • Extensive experience with PRA logic model and quantification codes, such as CAFTA
  • Experience with international nuclear safety standards and practices
  • Detailed knowledge in PWR operation and safety analysis
  • Positive and effective team interaction skills and value positive peer relationships
  • Effective written and oral communication skills
Last Energy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, age, sex, sexual orientation, gender identity, marital status, ancestry, physical or mental disability, veteran status, or any other legally protected characteristics.