• Nuclear Methods Software…

    System One (Bellevue, WA)
    Overview: System One is seeking an entry-level Nuclear Methods Software Engineer to support development on the ARMI framework-an advanced Python codebase ... audit tests within large Python codebases * Develop and maintain documentation for nuclear methods software * Support CI/CD activities for reactor design and… more
    System One (11/19/25)
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  • Senior Nuclear Safety Analysis…

    System One (Bellevue, WA)
    Job Title: Senior Nuclear Safety Analysis Engineer Location: Bellevue, WA Type: Contract (yearlong) Compensation: $69-$115 hourly Contractor Work Model: Remote ... System One is seeking to contract with a Senior Nuclear Safety Analysis Engineer responsible for performing... such as RELAP5, TRACE, TRAC, SAS4A/SASSYS-1, or other nuclear system analysis software . + Experience in… more
    System One (09/16/25)
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  • Senior Engineer , Fuel Performance…

    System One (Bellevue, WA)
    …databases for cataloging experiments and analysis + Create formal documentation of nuclear fuels methods software requirements, design, implementation, and ... Remote System One is seeking a highly motivated Senior Engineer to support our client's Nuclear Fuel...objectives + Develop fuel and material models and analysis methods + Compose and review technical documents to support… more
    System One (11/18/25)
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  • Sodium Fire Design and Analysis Engineer

    System One (Bellevue, WA)
    …sodium fire modeling calculations to support our client's design and licensing. The engineer will work directly with other nuclear safety analysis and licensing ... Job Title: Sodium Fire Design and Analysis Engineer Location: Remote Type: Contract (yearlong) Compensation: $102...with at least 10 years of experience in the nuclear field for a long-term, fully remote contract. The… more
    System One (11/02/25)
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  • Power Production Electrical Engineer I-V…

    Grant PUD (Beverly, WA)
    **Description** **Closing Date to Apply:** Until Filled **Salary:** ** Engineer I:** $72,737.60 - $112,028.80 ** Engineer II:** $77,105.60 - $118,768.00 ** ... Engineer III:** $91,811.20 - $147,804.80 ** Engineer IV:** $103,168.00 -$180,523.20 ** Engineer V:** $115,960.00 - $202,904.00 Typically, selected candidates… more
    Grant PUD (09/25/25)
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  • Sr. Mechanical Systems Engineer

    Bechtel Corporation (Richland, WA)
    …and understanding of engineering systems, engineering calculations, applications of engineering methods and materials, applications of computer software to ... objectives to create a lasting positive impact. We serve the Infrastructure; Nuclear , Security & Environmental; Energy; Mining & Metals, and the Manufacturing and… more
    Bechtel Corporation (11/19/25)
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  • Thermal Hydraulics Engineer

    System One (Bellevue, WA)
    …CFD verification and validation processes, along with a strong understanding of Software Quality Assurance (SQA) and Nuclear Quality Assurance (NQA-1) standards, ... Job Title: Thermal Hydraulics Engineer Location: Bellevue, WA Type: Long-term Contract Contractor...report directly to the Manager of System Thermal Hydraulics Methods & Analysis, playing a pivotal role in advancing… more
    System One (10/29/25)
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  • Senior Engineer , Thermal Hydraulics

    System One (Bellevue, WA)
    Job Title: Senior Engineer , Thermal Hydraulics Location: Bellevue, WA Type: Contract Compensation: $67 - $110 hourly Contractor Work Model: Fully Remote System One ... is seeking a Senior Engineer , Thermal Hydraulics for a fully remote, long-term contract....computational and database tools to support cross-functional collaboration, and software quality assurance. The successful candidate will have prior… more
    System One (11/13/25)
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