System Design Engineer

Bellevue, WA

Job Title: System Design Engineer

Location: Bellevue, WA

Type: Contract

Contractor Work Model: Remote – offsite

Hours: 40.0

Security Clearance: Not specified

Overview

Responsibilities

  • Design nuclear and industrial process systems and sub-systems from concept through final design
  • Develop and maintain mass and energy balance models for system performance and analysis
  • Coordinate and integrate results from multi-discipline analyses (thermal, structural, seismic, pipe stress, heat transfer) into system design
  • Apply industry codes and standards (ASME, ANS, ASTM, IEEE, NFPA) to system designs
  • Develop system documentation including: System Design Descriptions, Engineering Design Specifications, Interface Control Documents
  • Support design package development including P&IDs, 3D models, and system drawings
  • Coordinate across engineering disciplines (mechanical, I&C, civil, nuclear)
  • Provide technical oversight of suppliers and support design reviews
  • Support testing, validation, and system qualification activities
Requirements
  • Bachelor’s degree in Chemical, Nuclear, or related Engineering discipline
  • 10+ years of experience in system design and engineering
  • Strong background in thermodynamics, fluid systems, heat transfer, and mechanical/process systems
  • Experience building and maintaining mass & energy balance models (Aspen HYSYS / Aspen Plus)
  • Ability to read and develop P&IDs
  • Experience with complex system integration and multi-discipline coordination
  • Strong analytical, problem-solving, and communication skills

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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Ref: #161-Managed Staffing Charlotte

Type: Contract

Experience: 0

Category: Engineering

Contractor Work Model: Remote

Brand: System One

Shift: On-Site

Job ID: 349558

Date Posted: 04/21/2026

Shortcut: https://jobs.systemone.com/1b8WZ6

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