Senior Mechanical Engineer, Advanced Nuclear Reactor Design

Job overview

The Senior Mechanical Engineer, Advanced Nuclear Reactor Design role is onsite in Bellevue, WA. Compensation is not specified. The role supports a next-generation Generation IV advanced nuclear reactor program and reports to the Reactor Enclosure System Component Manager. This engineer leads design solutions for reactor structures and pressure-retaining components from requirements through final design. By certifying design specifications and reports, supporting licensing and compliance, and overseeing supplier work, the role contributes to design certification and delivery of advanced reactor systems.

What you'll do

• Certify Design Specifications and Design Reports for nuclear supports and pressure-retaining components
• serve as Certifying Engineer and sign certifications as required
• design reactor structures and components
• perform scoping analyses and design calculations
• coordinate engineering inputs
• support stress and mechanical evaluations
• oversee supplier activities
• present at design reviews
• mentor junior engineers and provide subcontractor direction
• support nuclear industry best practices.

What we're looking for

Skills & competencies

senior mechanical engineer

advanced nuclear reactor

generation iv

asme section iii

nuclear design certification

design specifications

design reports

bellevue wa

system one

professional engineer license

finite element analysis

supplier oversight

Work arrangement

• Weekend coverage required

Why this role

Requires an active Professional Engineer (P.E.) license, ASME Boiler & Pressure Vessel Code Section III experience, and experience certifying nuclear component design specifications and reports.

About the employer

System One is hiring for this role. Industry: Engineering Services. Sector: 54.