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NuScale Power

Contractor – Thermal-Hydraulic Engineer

NuScale Power

. Report to the Manager, Thermal Hydraulics .

Posted 11/4/2026contractRemote • United StatesSeniorLeadWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in thermal-hydraulic evaluations and safety analysis, utilizing tools such as RELAP5 and VIPRE. Capable of leading cross-functional teams and mentoring junior engineers while ensuring compliance with regulatory standards.

Highest-signal resume keywords
RELAP5 ExperienceSubchannel Thermal-Hydraulics AnalysisEngineering Design ProcessesQuality Assurance RegulationsTechnical Leadership

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Thermal-Hydraulic EvaluationsSubchannel AnalysesTransient AnalysisDesign-Basis EvaluationsCHF PredictionsMargin EvaluationsEngineering Reports PreparationSafety Function EvaluationMethod DevelopmentRegulatory Framework Adaptation
Soft Skills
Clear CommunicationMentoringProblem SolvingAdaptabilityCollaboration
Tools & Technologies
RELAPVIPRE
Certifications & Qualifications
Eligible Under Department of Energy 10 CFR Part 810
Industry Keywords
Nuclear EngineeringMechanical EngineeringChemical EngineeringQuality Assurance Standards10 CFR 50 Appendix B10 CFR 21ASME NQA-1Licensing DocumentationGovernment Regulator InteractionSafety Analysis

About the role

Key responsibilities & impact
  • Report to the Manager, Thermal Hydraulics
  • Collaborate with Nuclear Methods, Nuclear Design, Code Development, Engineering, and Operations teams
  • Execute and review system-level thermal-hydraulic evaluations using RELAP
  • Execute and review subchannel analyses using VIPRE
  • Prepare and verify VIPRE subchannel analyses, including CHF predictions and margin evaluations
  • Prepare and verify RELAP system-level evaluations, including LOCA, non-LOCA transients, and design-basis evaluations
  • Evaluate system designs, operating functions, and engineered features for required safety functions
  • Recommend design modifications that preserve safety margins and maintain system performance
  • Lead cross-functional thermal-hydraulic reviews for reload safety analyses, plant design changes, operational concepts, and licensing deliverables
  • Identify margin sensitivities and cross-discipline interface impacts
  • Support development and maintenance of licensed thermal-hydraulic methods and implementing analyses
  • Maintain thermal-hydraulic modeling standards, evaluate method applicability ranges, and advise on code and model updates
  • Apply licensed methods to alternate regulatory frameworks and adapt methodologies to country-specific regulatory expectations
  • Manage interfaces with core and fuel design, subchannel thermal hydraulics, and transient analysis
  • Provide technical leadership, mentor junior engineers, and lead complex analysis tasks
  • Contribute to licensing technical/topical reports, license applications, and other licensing documentation
  • Participate in licensing interactions with the government regulator
  • Prepare and verify engineering reports, calculations, studies, system descriptions, requirement specifications, and design documents
  • Develop innovative solutions to multifaceted technical challenges and execute analyses with minimal oversight
  • Support changing priorities, including urgent analyses, cross-functional reviews, technical troubleshooting, and special studies

Requirements

What you’ll need
  • A minimum of B.S. degree in Nuclear, Mechanical, or Chemical Engineering (or related discipline) from a four-year accredited college or university is required
  • Advanced degree in Nuclear, Mechanical, or Chemical Engineering is desirable
  • A minimum of 8 years of full-time, directly relevant engineering experience is required
  • Experience implementing engineering design processes for subchannel thermal-hydraulics, transient analysis, and related safety analysis is required
  • Experience with RELAP5 is required
  • Eligible to work under Department of Energy 10 CFR Part 810
  • Understanding and implementation of quality assurance regulations, standards and guidelines of 10 CFR 50 Appendix B, 10 CFR 21, and ASME NQA-1
  • Ability to travel nationally and locally using common forms of transportation
  • Ability to communicate clearly using phones, personal interaction, and computers
  • Ability to learn new job functions and comprehend and apply new concepts quickly
  • Ability to sit, stand, walk, bend, use hands to operate office equipment, and reach with hands and arms

Benefits

Comp & perks
  • 40 hour/week contract position expected to last through 2027
  • Remote work within the contiguous United States
  • Travel as needed for business needs
  • Reasonable accommodations for individuals with disabilities
  • Equal opportunity employment