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Posted: 10/16/2026Mechanical Engineer 4 – NSSS Systems Design
NuScale PowerCore Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expertise in mechanical engineering for nuclear steam supply systems, including design, inspection, and testing, while ensuring compliance with regulatory standards. Proven ability to lead multidisciplinary teams and mentor less experienced engineers in complex project environments.
Highest-signal resume keywords
Nuclear Steam Supply System (NSSS) DesignNuclear Licensing SupportASME Codes and Standards KnowledgeTechnical Writing and CommunicationProject Management
Tech Stack
Tools & technologiesAbout the role
Key responsibilities & impact- Perform mechanical engineering assignments for the nuclear steam supply system (NSSS), including system and detailed component design
- Review and evaluate plant systems to define design, performance, inspection, and testing requirements
- Prepare, check, and review engineering reports, specifications, drawings, calculations, and other design documents
- Collaborate with multidisciplinary teams on complex tasks and propose innovative design solutions
- Interpret scope and project requirements and develop design alternatives
- Plan and perform complex assignments supporting licensing scope development
- Provide mentoring and technical direction to less experienced engineers
- Serve as technical lead for NSSS component and system design
- Act as subcontract technical lead/program manager for vendor design of NSSS components
- Lead teams delivering component design, manufacturing, and assembly
- Engage with design partners and internal stakeholders to ensure compliance with NuScale and regulatory requirements
- Serve as test program sponsor for testing within the area of expertise
- Interface with NuScale Licensing in support of domestic and international regulatory efforts
- Coordinate design activities and resolve technical problems across disciplines
- Acquire, maintain, and develop training qualifications
- Perform other duties as assigned
Requirements
What you’ll need- Minimum of a B.S. degree in Engineering, preferably Mechanical
- Minimum of 10 years of full-time, relevant nuclear experience
- Eligible to work under Department of Energy 10 CFR Part 810
- Strong technical writing, professional communication, computer, presentation, and interpersonal skills
- Exceptional organization skills and ability to manage complex projects with multiple work phases
- Working knowledge of ASME Codes and Standards and 10 CFR 50
- Nuclear utility or plant experience and knowledge
- NSSS component design, inspection, and testing experience
- Experience resolving complex and multidisciplinary design issues
- Domestic nuclear licensing support experience
- Knowledge of applicable nuclear industry codes, standards, regulations, 10 CFR 50 Appendix B, 10 CFR 21, and ASME NQA-1
- Professional Engineer license in Mechanical or Nuclear is desired but not required
- Ability to travel nationally and locally using common forms of transportation
Benefits
Comp & perks- Remote work within the contiguous United States if living beyond a 30-mile radius of a physical NuScale office
- Occasional travel for business needs
- Reasonable accommodations for individuals with disabilities
- Employee benefits (details provided on the NuScale Careers Overview page)
- Equal opportunity employment
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Mechanical EngineeringComponent DesignInspection and TestingComplex Problem ResolutionRegulatory ComplianceEngineering Report PreparationDesign Document ReviewNuclear Industry Codes Knowledge10 CFR Part 810 Eligibility10 CFR 50 Knowledge
Soft Skills
Interpersonal SkillsOrganizational SkillsMentoringCollaborationPresentation Skills
Certifications & Qualifications
Professional Engineer License (Mechanical or Nuclear)
Industry Keywords
Nuclear Utility ExperienceNuclear Plant Experience10 CFR 50 Appendix B10 CFR 21ASME NQA-1