💼 Full-Time Position

System Design Engineer

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System One
📍 Bellevue, WA, United States
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Location
Bellevue, United States
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Posted
June 24, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Position Summary
System One is seeking a System Design Engineer to support advanced nuclear reactor projects. This role focuses on system design, analysis, and supplier oversight, supporting complex fluid systems within a highly regulated environment.

The ideal candidate will act as a system-level engineer, working across multiple disciplines to develop, integrate, and refine system designs from concept through commissioning. This is a highly collaborative role within a high-performing team of engineers and scientists.
Responsibilities

+ Design fluid systems from requirements development through final design and commissioning

+ Perform technical trade studies to refine system performance and design decisions

+ Oversee suppliers during development and fabrication of processing, filtration, and monitoring equipment

+ Review component designs and assess impacts on overall system performance

+ Develop system-level engineering doc...