Principal Engineer - Plant Design Integration
Bellevue, WA
Experience: 0
Category: Engineering
Contractor Work Model: Remote
Brand: System One
Compensation Range: 69.00 - 116.00 Per Hour
Job ID: 377596
Date Posted: 07/28/2026
Shortcut: http://jobs.systemone.com/0IA6lE
Job Title: Principal Engineer - Plant Design Integration
Location: Bellevue, WA
Type: Contract
Compensation: $69.00 - $116.00
Work Model: Remote – offsite
Overview
System One is seeking an experienced Plant Design Integration Engineer to support the development and maintenance of the plant architecture for an advanced nuclear reactor project. This role will integrate complex technical activities across plant design, engineering analysis, licensing, safety, risk, testing, and operations.
The ideal candidate will bring a broad nuclear engineering background, strong knowledge of NRC regulations, and the ability to lead cross-functional technical decisions affecting the overall plant design.
Responsibilities
- Support the development and maintenance of the Natrium Reactor Plant architecture and programs, ensuring integration of complex technical areas spanning design, analysis, licensing, and testing.
- Provide technical oversight over nuclear design and analysis efforts, applying systems engineering principles.
- Facilitate teamwork across multiple engineering disciplines and project organizations through strong communication and coordination skills.
- Develop, manage, and integrate plant-level requirements, programmatic, and specification documents.
- Research, develop, and implement design bases and strategies supporting plant design and licensing activities.
- Interface with design disciplines to facilitate allocation of plant requirements and develop verification plans.
- Ensure licensing and code requirements are clearly established and aligned with project strategies.
- Support and review plant design cost studies, engineering decisions, and conduct interdisciplinary reviews.
- Oversee plant safety and risk analyses, ensuring their impact on plant performance meets standards.
- Lead design and integration reviews, resolving cross-functional technical issues.
- Support licensing documentation for regulatory submittals and maintain compliance with licensing modernization projects.
- Keep project and engineering management informed of emerging technical issues and risks.
- Apply nuclear industry best practices to maintain high-quality engineering design and identify opportunities for improvement.
Requirements
- Minimum of 10 years of relevant experience in nuclear facility design or operation.
- Experience in plant or systems engineering, design engineering, fire protection, operations, or reactor engineering.
- Minimum BS degree in nuclear, structural, chemical, mechanical, electrical engineering or an equivalent license.
- Demonstrate initiative and the ability to work independently with moderate supervision.
- Understanding of NRC regulations and related guidance; prior NRC interaction is desirable.
- Leadership skills in cross-functional design, licensing, safety analysis, and PRA collaboration.
- Team-oriented with ability to work effectively with distributed teams.
- Broad knowledge across engineering disciplines, programs, and processes.
- Proven ability to acquire new knowledge and adapt in fast-paced environments.
- Ability to communicate complex design information clearly to management, teams, and stakeholders.
- Capable of working in conceptual and first-of-a-kind environments, using good engineering judgment.
- Experience working to quality standards such as ASME NQA-1 or ISO 9001.
- High degree of trust, integrity, and respect; strong verbal and written communication skills.
Job Functions are physical actions and/or working conditions associated with the position. These functions may also constitute essential functions for the job which the contractor must be able to fulfill, with or without accommodation. Information provided below is to help describe the job so that the contractor has a reasonable understanding of the job duties/expectations. An applicant's ability to perform and/or tolerate these actions and conditions will be discussed and workplace accommodations may be made on a case-by-case basis following an individualized assessment of the applicant and other considerations, including but not limited to any governing safety standards.
Motor Abilities: Sitting and/or standing for extended periods, bending/stooping, grasping/gripping, fine motor control (hands)
Physical exertion and/or requirements: Minimal, with ability to safely lift up to 25 pounds
Repetitive work: Prolonged
Special Senses: Visual and audio focused work
Work Conditions: Stairs, typing/keyboard, standard and/or sitting working environment of >8 hrs./day
Travel required: 0-5%
TerraPower’s technology is controlled for export by various agencies of the U.S. Government. TerraPower must evaluate applicants who are foreign nationals (other than asylees, refugees, or lawful permanent residents) in accordance with U.S. Government export control requirements. To facilitate TerraPower’s export control reviews, you will be asked as part of the application process to identify whether you are a U.S. Citizen or national, asylee, refugee, or lawful permanent resident of the United States.
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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