Nuclear Thermal Hydraulic Analyst
Bellevue, WA
Experience: 0
Education: BS
Category: Energy
Contractor Work Model: Remote
Brand: System One
Compensation Range: 52.00 - 85.00 Per Hour
Job ID: 343430
Date Posted: 01/16/2026
Shortcut: http://jobs.systemone.com/ZqKGxF
Job Title: Nuclear Thermal Hydraulic Analyst
Location: Bellevue, WA
Type: Contract (yearlong- typically extends on a yearly basis)
Compensation: $52 - $85 hourly
Contractor Work Model: Fully Remote
Paid Holidays | PTO
System One is seeking to contract with a highly motivated Thermal Hydraulics Analyst to support methodology development, analysis, and design efforts of our client's nuclear reactor program. Reporting to the Manager, Core Thermal Hydraulics Methods & Analysis, you will mature methodologies, support the test program, and perform analyses to evaluate the behavior for these advanced energy systems under various conditions.
Responsibilities
- Computational analysis of in-core steady-state thermal hydraulic phenomena
- Perform code benchmarking and validation analyses to support code qualification and methodology development
- Perform calculations using first principles of heat transfer, fluid dynamics, and thermodynamics to support and validate analysis results
- Integrate with other engineering groups performing aspects of component, system, fuel, and control system analysis and related thermal-hydraulic testing
- Support development of testing programs needed for reactor core & components
- B.S, M.S. or Ph.D. in Mechanical, Nuclear, or other relevant technical Engineering area from an accredited university
- Minimum of 4 years of experience in thermal hydraulic analysis with a B.S. degree, or 2+ years with an M.S. or Ph.D. degree with a demonstrated ability to produce a high-quality work product
- 6 years’ experience in Nuclear Systems Thermal-Hydraulic behavior and analyses
- Demonstrated knowledge and experience in analysis of nuclear reactor core subchannel analysis
- Demonstrated ability to participate in a multi-disciplinary team of engineers
- Experience with low Prandtl number heat transfer analysis a strong plus
- Experience with Software Quality Assurance Program a strong plus
- Creative thinker with strong analytical/problem solving skills
- Ability to work on multiple tasks concurrently during a given work week
- Excellent writing and communication skills
- The successful candidate will possess a high degree of trustworthiness and integrity, communicate openly and display respect and a desire to foster teamwork
- Python
System One, and its subsidiaries including Joulé, ALTA IT Services, 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.
#M-
#LI-
#DI-
Ref: #161-Managed Staffing Charlotte
-
Senior Nuclear Safety Analysis Engineer
Bellevue, WA
Job Title: Senior Nuclear Safety Analysis Engineer Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $69-$115 hourly Contractor Work Model: Fully Remote Paid Holidays | PTO System One is seeking to contr...
Date Posted: 03/06/2026 Recommended
-
Senior Safety Methods Engineer
Bellevue, WA
Job Title: Senior Safety Methods Engineer Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $69 - $115 hourly Contractor Work Model: Fully Remote Paid holidays and PTO System One is seeking a Senior Safe...
Date Posted: 03/06/2026 Recommended
-
Senior Safety Verification and Validation Engineer
Bellevue, Washington
Job Title: Senior Safety Verification and Validation Engineer Type: Contract (12-months) Contractor Work Model: Remote About the Role: As a Senior Safety V&V Engineer, you will be instrumental in verifying and validating safety assessment models and so...
Date Posted: 03/09/2026 Recommended
-
Core Component Structural Analyst
Bellevue, Washington
System One is seeking a highly motivated and experienced Structural Analyst to support our client in the advanced nuclear industry. This role focuses on analyzing the mechanical performance of core components operating in high-temperature and high-flue...
Date Posted: 01/08/2026 Recommended
-
Senior Safety Methodology Engineer
Bellevue, WA
Job Title: Senior Safety Methodology Engineer Location: Bellevue, WA Type: Contract Compensation: $67 - $110 hourly Contractor Work Model: Remote About This Opportunity System One is seeking to place a Senior Safety Methodology Engineer with our client...
Date Posted: 01/08/2026 Recommended
-
Mechanical Stress Analysis Engineer (RES)
Bellevue, WA
Reactor Enclosure System (RES) Mechanical Stress Analysis Engineer – Contract Location: Remote Pay Rate: $52–$85 per hour Contract Length: 6-month contract with possible extension Position Overview System One is seeking an experienced Reactor Enclosure...
Date Posted: 01/05/2026 Recommended
-
Senior Engineer
Bellevue, Washington
System One is seeking an experienced Senior Mechanical Engineer to support the design and development of reactor structures and components for a next-generation Generation IV advanced nuclear reactor program. This role is focused on high-integrity nucl...
Date Posted: 01/05/2026 Recommended
-
Plant Radiological Integration Engineer
Bellevue, WA
Job Title: Plant Radiological Integration Engineer Location: Bellevue, WA Type: Contract Compensation: $69 - $115 hourly System One is seeking a Plant Radiological Integration Engineer to support our client’s advanced nuclear reactor project. This role...
Date Posted: 03/12/2026 Recommended
-
I&C Design Engineer Lead
Bellevue, WA
System One is seeking an experienced Instrumentation & Controls (I&C) Design Engineer to support advanced nuclear reactor development. This contract position supports system design, prototype development and testing, plant-level system integration, and...
Date Posted: 02/23/2026 Recommended
-
System Design Engineer
Bellevue, WA
System One is seeking a System Design Engineer to support advanced nuclear reactor development. This role will support the Sodium Processing Systems team, focusing on system design, vendor coordination, and integration of hardware into overall plant sy...
Date Posted: 03/16/2026 Recommended
-
Requirements Management Engineer
Bellevue, WA
Job Title: Requirements Management Engineer Location: Bellevue, WA Type: Contract Compensation: $52.00 - $85.00 per hour Contractor Work Model: Remote Hours: 40.0 hours per week Overview System One is seeking to contract with a Requirements Management ...
Date Posted: 03/31/2026 Recommended
-
Nuclear Shielding and Criticality Engineer
Bellevue, WA
Job Title: Nuclear Shielding and Criticality Engineer Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Contractor Work Model: Remote Hours: 40.0 Overview System One is seeking to contract with a highly capable and motivated nuclear ...
Date Posted: 03/16/2026 Recommended
-
I&C Design Engineer
Bellevue, WA
Job Title: Design Engineer Type: Contract Compensation: $52 - $85 hourly Contractor Work Model: Remote Overview: We are seeking a talented and experienced Design Engineer specializing in Instrumentation and Control (I&C) for a contract opportunity with...
Date Posted: 01/05/2026 Recommended
-
Instrumentation & Controls (I&C) Design Engineer
Bellevue, WA
I&C Design Engineer Company: System One Location: Remote Pay Rate: $69 – $115 per hour (based on experience) Job Type: Contract Duration: Long-Term Contract Position Overview System One is seeking an experienced Instrumentation & Controls (I&C) Design ...
Date Posted: 03/09/2026 Recommended
-
Senior Materials Engineer
Bellevue, WA
Senior Materials Engineer NOW APPROVED FOR REMOTE Company: System One Rate: $52 – $95/hour Type: Long-term Contract System One is seeking a Senior Materials Engineer to join a high-performing team of engineers focused on materials processing, supply ch...
Date Posted: 01/12/2026 Recommended
-
Principal Engineer, Seismic CSA Integration and Oversight
Bellevue, WA
Job Title: Principal Engineer Seismic/CSA Integration & Oversight Type: Contract, 12 months Compensation: $69.00 - $115.00 per hour Contractor Work Model: Remote Responsibilities Support the development of plant level requirements and strategies relate...
Date Posted: 03/23/2026 Recommended
-
Senior Nuclear Simulator Hardware Engineer
Bellevue, Washington
Job Title: Senior Nuclear Simulator Hardware Engineer Location: Bellevue and Everett, Washington Type: Contract Compensation: $69 - $115 hourly Contractor Work Model: Onsite System One is seeking to hire a Senior Nuclear Engineer, Simulator Hardware De...
Date Posted: 03/09/2026 Recommended
-
Materials Engineer
Bellevue, WA
Materials Engineer Approved for Remote Company: System One Rate: $52 – $85/hour Type: Long-term Contract This role will work as part of a high functioning team of engineers focused on materials processing, supply chain development and supplier qualific...
Date Posted: 01/12/2026 Recommended
-
Reactor Enclosure System (RES) Fabrication Manager
Bellevue, WA
Job Title: Reactor Enclosure System (RES) Fabrication Manager Location: Bellevue, WA Type: Contract Compensation: $56.00 - $95.00 Contractor Work Model: Remote Hours: 40.0 Overview System One is seeking to contract with a Reactor Enclosure System (RES)...
Date Posted: 03/17/2026 Recommended
-
Project Coordinator
Bellevue, WA
Overview System One is seeking a Project Coordinator to support activities related to a major advanced nuclear energy demonstration project. This role will assist in managing project planning, execution, and closeout activities while supporting the Pro...
Date Posted: 03/16/2026 Recommended
-
Staff Accountant – Accounts Payable
Bellevue, Washington
System One is seeking a Staff Accountant – Accounts Payable to support a fast-paced, high-volume accounting environment. This role is responsible for full-cycle accounts payable processing, ensuring accuracy, compliance, and timely execution of financi...
Date Posted: 03/31/2026 Recommended
-
Senior Nuclear Mechanical / Structural Engineer (Reactor Analysis )
Cranberry Township , Pennsylvania
Job Title: Senior Nuclear Mechanical / Structural Engineer (Reactor Analysis ) 3 positions Location: Cranberry Township , Pennsylvania Contractor Work Model: Onsite Length of the assignments: 6 months to 2 years Start date: May 2026 LOCAL CANDIDATE PRE...
Date Posted: 03/30/2026 Recommended
-
Contractor Services Coordinator
Bellevue, WA
Job Title: Contractor Services Coordinator – Contract Company: System One Location: ONSITE_ Bellevue, WA Pay Range: $37 – $74 per hour Position Overview System One is seeking a onsite Contractor Services Coordinator to support the effective management ...
Date Posted: 02/20/2026 Recommended
-
Mechanical Engineer 5 (Nuclear Steam Supply System Piping & Integration)
Corvillas, OR
Job Title: Mechanical Engineer 5 (Nuclear Steam Supply System Piping & Integration) Location: Corvillas, OR Type: Direct Hire Work Model: Remote with travel to client’s physical offices as needed. System One is seeking a Mechanical Engineer for a direc...
Date Posted: 03/06/2026 Recommended
-
Drainage Engineer
Guaynabo, Puerto Rico
Job Title: Drainage Engineer Location: Guaynabo, Puerto Rico Type: Direct Hire Compensation: $72000 - $93000 annually Contractor Work Model: Onsite System One is actively seeking a Drainage Engineer for a direct hire opportunity with a client in Guayna...
Date Posted: 01/20/2026 Recommended
-
Refueling & Remote Handling Engineer
Corvallis, OR
Job Title: Refueling & Remote Handling Engineer Location: Corvallis, OR Type: Contract Contractor Work Model: Remote Responsibilities: Lead the development of solutions for complex problems in fuel and reactor module handling, including remote disassem...
Date Posted: 03/05/2026 Recommended
-
Mechanical Engineer 4 - Nuclear Steam Supply System (NSSS)
Corvillas, OR
Job Title: Mechanical Engineer 4 - Nuclear Steam Supply System (NSSS) Location: Corvillas, OR Type: Contract Contractor Work Model: Remote Hours: 40.0 Overview System One is seeking a Mechanical Engineer to support our client's Nuclear Steam Supply Sys...
Date Posted: 03/16/2026 Recommended
-
Nuclear Project Manager (I&C)
Houston, Texas
System One is seeking Project Manager for a long-term contract role who will lead a diverse team with various departments to advance our client’s Small Modular Reactor design, fabrication and deployment. This position focuses on development scope for P...
Date Posted: 02/23/2026 Recommended
-
Mechanical Engineer 4 (NSSS Piping & Integration)
Corvillas, OR
Job Title: Mechanical Engineer 4 (NSSS Piping & Integration) Location: Corvillas, OR Type: Direct Hire Compensation: $127104 - $153401 annually Contractor Work Model: Remote with travel to the client's physical offices as needed. System One is hiring a...
Date Posted: 03/11/2026 Recommended
-
Environmental and Seismic Engineer
Oak Ridge, Tennessee
Environmental & Seismic Engineer – Oak Ridge, TN Type: Direct Hire Work Model: Onsite System One is seeking an experienced Environmental and Seismic Engineer to support nuclear facility programs in Oak Ridge, TN. This role is essential to ensuring safe...
Date Posted: 03/02/2026 Recommended