Senior Nuclear Safety Analysis Engineer
Bellevue, WA
Experience: 5
Education: BS
Category: Energy
Contractor Work Model: Remote
Brand: System One
Compensation Range: 69.00 - 115.00 Per Hour
Job ID: 341227
Date Posted: 01/30/2026
Shortcut: http://jobs.systemone.com/aMcQit
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 contract with a Senior Nuclear Safety Analysis Engineer responsible for performing safety analyses of our client’s Demonstration reactor, and support design transients analysis, Structures, Systems and Components (SSC) classification, development of analytical models and methods, as well as uncertainty quantification and sensitivity calculation.
Responsibilities
- Develop system models and perform safety analysis of Anticipated Operational Occurrence (AOO), Design Basis Event (DBE), and Design Basis Accident (DBA) for the Demonstration reactor.
- Collaborate with cross-functional teams to establish core and reactor SSC functional, performance, safety, and quality requirements as well as support the overall design.
- Collaborate with cross-functional teams to integrate NEI 18-04 Licensing Basis Event (LBE) analyses and findings into licensing documentation and project design activities.
- Contribute to the safety method development, such as code assessment, scaling analysis, code verification and validation activities, etc.
- Develop and maintain documentation of model development and analysis results.
- Perform engineering reviews of other engineering analysis and design deliverables, such as ASME design transients
- Assess plant transient benchmark tests, identify applicable tests relevant to the reactor and perform benchmark calculations.
- Contribute to our client’s software framework implementation of capabilities required for transient and accident analysis.
Key Qualifications and Skills
- Extensive experience in nuclear safety analysis, nuclear reactor system modeling.
- Significant experience with safety analysis software such as RELAP5, TRACE, TRAC, SAS4A/SASSYS-1, or other nuclear system analysis software.
- Experience in transient and accident analysis for submittals to NRC, such as Chapter 15 in the Final Safety Analysis Report (FSAR), is highly desired.
- Knowledgeable of nuclear systems thermal-hydraulic fundamentals as well as reactor dynamics and transient phenomena.
- Knowledgeable of nuclear reactor core physics such as neutron transport theory and reactivity feedback.
- Knowledgeable of nuclear reactor instrumentation and control systems, and related modeling approaches in the safety analysis computer code.
- Familiarity with nuclear design, regulatory requirements, and risk-informed performance-based technology guidance for Non-Light Water Reactors is required.
- Familiarity with EMDAP and Regulatory Guide 1.203 is preferred.
- Experience with SFR safety analysis or methods is highly desirable. Experience with other reactor designs, such as Light Water Reactors (LWRs), can be considered when differentiating candidates.
- Demonstrated strong quantitative, analytical, modeling and reporting skills.
- Understanding NQA-1 requirements associated with analysis and software management as well as experience working under a quality assurance program.
- Experience in working in multi-disciplinary engineering teams to address engineering challenges.
- Strong software engineering skills in any language, such as Python, Fortran, or C++, is a plus.
- B.S., M.S. or Ph.D. in nuclear engineering, or other relevant engineering degree, with a minimum of 10 years’ of experience for a B.S., 7 years experience with a M.S., and 5 years of experience with a PhD. in the nuclear field.
- The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect and a desire to foster teamwork.
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 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
-
Reactor Engineer
Jenkinsville, South Carolina
Company: System One Location: Jenkinsville, SC 29065 Work Environment: Onsite – Nuclear Power Plant Employment Type: Direct Hire, Full-Time Relocation Assistance: Available Engineer, Senior Engineer, or Staff Engineer – Reactor Engineering System One i...
Date Posted: 01/08/2026 Recommended
-
Fuel Handling Mechanical Design Engineer
Bellevue, WA
Job Title: Fuel Handling Mechanical Design Engineer Location: Bellevue, WA Type: 12-month Contract Contractor Work Model: Remote Position Overview: We are seeking a dynamic and highly motivated Fuel Handling Mechanical Design Engineer for a long-term c...
Date Posted: 12/15/2025 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: 01/27/2026 Recommended
-
Risk-Informed Design Integration Engineer
Bellevue, WA
Job Title: Risk-Informed Design Integration Engineer Location: Bellevue, WA Type: 12-month Contract Compensation: $54 - $90 hourly Contractor Work Model: Onsite Job Title: Risk-Informed Design Integration Engineer (Contract) Overview: We are seeking a ...
Date Posted: 12/15/2025 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: 01/08/2026 Recommended
-
Resident Engineer - Nuclear
Loveland, Colorado
Resident Engineer Location: Onsite in Loveland, CO Pay Rate: $50–$80/hour Position Type: Contract (via System One) System One is seeking a highly motivated Nuclear Island Resident Engineer to support supplier activities on-site at James Fisher Technolo...
Date Posted: 01/09/2026 Recommended
-
I&C Engineer (Remote)
Groton, NE
Job Title: I&C Engineer VI Location: Remote Type: Contract Compensation: DOE Contractor Work Model: Remote Number of positions: 1 Duration: 12 months Non Exempt Work Schedule: 8:00 am - 5:00 pm Category: Engineering Technology System One is hiring an e...
Date Posted: 12/10/2025 Recommended
-
Instrumentation and Control Engineer VI (Remote)
Houston, Texas
Instrumentation and Control (I&C) Engineer VI 100% Remote System One is seeking an Instrumentation and Control (I&C) Engineer VI to perform a variety of engineering and design activities involving power plant upgrades and/or new power plant projects. T...
Date Posted: 12/30/2025 Recommended
-
Senior Nuclear Electrical Engineer
Stonington, Connecticut
Senior Nuclear Electrical Engineer Charlotte, NC 28273 or Stonington, CT 06378 System One is seeking a Senior Nuclear Electrical Engineer in Charlotte, NC or Stonington, CT to perform a variety of engineering and design activities involving power plant...
Date Posted: 12/30/2025 Recommended
-
Pipe Stress Engineer
Naperville, IL
Job Title: Pipe Stress Engineer Location: Naperville, IL Work Model: Remote or Hybrid Options Available System One is seeking an experienced Pipe Stress Analysis Engineer to support one of our key clients in the power and energy sector. This position i...
Date Posted: 11/24/2025 Recommended
-
Senior Nuclear Electrical Engineer
Charlotte, North Carolina
Senior Nuclear Electrical Engineer Charlotte, NC 28273 System One is seeking a Senior Nuclear Electrical Engineer in Charlotte, NC to perform a variety of engineering and design activities involving power plant upgrades and/or new power plant projects....
Date Posted: 12/30/2025 Recommended
-
Structural Design Engineer, Commercial Nuclear
Atlanta, Georgia
Job Title: Structural Design Engineer, Commercial Nuclear Location: Atlanta, Georgia Type: Contract Compensation: Contractor Work Model: Remote Hours: Add the job’s scheduled days and times (delete if not needed) Security Clearance: List security clear...
Date Posted: 01/08/2026 Recommended
-
Senior Civil/Structural Engineer
Lake Mary, FL
Job Title: Senior Civil/Structural Engineer Location: Lake Mary, FL Type: Direct Hire Compensation: $115000 - $135000 annually Overview A leading engineering organization is seeking a highly skilled Senior Civil and Structural Engineer to take ownershi...
Date Posted: 11/19/2025 Recommended
-
Mechanical Engineer (Structural)
Tulsa, OK
Mechanical Engineer (Structural emphasis) This is an exciting opportunity for a Mechanical or Civil Engineer to join a fast-growing company. We are seeking an inspired individual looking to make a significant impact in a challenging and rewarding field...
Date Posted: 02/03/2026 Recommended
-
Civil/Structural Engineer III
Lake Mary, FL
Job Title: Civil/Structural Engineer III Location: Lake Mary, FL Type: Direct Hire Compensation: $100000 - $125000 annually Work Model: Onsite Engineer III, Civil & Structural Overview A leading engineering organization is seeking an experienced Engine...
Date Posted: 11/19/2025 Recommended
-
Electrical, Instrumentation & Controls Engineer
New Castle, Delaware
Job Title: Electrical, Instrumentation & Controls Engineer Location: New Castle, Delaware Type: Direct Hire Compensation: $95000 - $125000 annually Contractor Work Model: Onsite Job Summary: The Electrical, Instrumentation & Controls Engineer is respon...
Date Posted: 01/09/2026 Recommended
-
Traffic Engineer PE
Houston, Texas
Job Title: Traffic Engineer (PE) Location: Houston, Texas Type: Direct Hire Contractor Work Model: Onsite System One is assisting a client in hiring a Traffic Engineer PE. The ideal candidate will demonstrate expertise and strong relationships with TXD...
Date Posted: 02/06/2026 Recommended
-
Sales Engineer - Nuclear Manufacturing
Chattanooga, TN
Job Title: Sales Engineer – Nuclear Manufacturing Location: Chattanooga, TN Experience Preferred: 10+ Years Reports To: Vice President of Sales Company Overview: Join a highly respected precision manufacturing firm based in Chattanooga, TN, specializin...
Date Posted: 12/29/2025 Recommended
-
LabView Test Engineer
Batesburg-Leesville, South Carolina
Job Title: LabView Test Engineer Location: Batesburg-Leesville, South Carolina Type: Contract LabView Test Engineer Accountabilities: Ensure the implementation of assigned actions as per the manufacturing action plan (i.e., audit, failure analysis, imp...
Date Posted: 12/18/2025 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
-
Structural Engineer
Bolingbrook, Illinois
Job Title: Structural Engineer Location: Bolingbrook, Illinois Type: Contract to Direct Compensation: $45/hr plus or minus depending on experience Contractor Work Model: Onsite Hours: 5 – 8 hours day System One is seeking a skilled Structural Engineer ...
Date Posted: 02/05/2026 Recommended
-
OSP Engineer
Salem, OR
Mountain Ltd. has an opening for a Remote OSP Engineer to work in the Salem, OR area. Since 1979, Mountain Ltd. has successfully created and supported turnkey engineering solutions for traditional and wireless telecom providers across the United States...
Date Posted: 01/27/2026 Recommended
-
Mechanical Design Engineer
Urbana, Illinois
Mechanical Design Engineer Location: Onsite Job Overview: System One is seeking a talented Mechanical Design Engineer to join our client's team. In this role, you will be responsible for conceptualizing, designing, and documenting advanced mechanical s...
Date Posted: 02/04/2026 Recommended
-
Senior Project Engineer
Cambridge, Massachusetts
Job Title: Senior Project Engineer Location: Cambridge, Massachusetts Type: Direct Hire Compensation: $160000 - $210000 annually Contractor Work Model: Hybrid System One is currently seeking a Senior Project Engineer on a direct hire position located i...
Date Posted: 02/03/2026 Recommended
-
OSP Engineer
beaverton, OR
Mountain Ltd. has an opening for an OSP Engineer to work in the Remotely supporting PST Time! Since 1979, Mountain Ltd. has successfully created and supported turnkey engineering solutions for traditional and wireless telecom providers across the Unite...
Date Posted: 02/02/2026 Recommended
-
Electrical Engineering - Coordinator
North Kingstown, Rhode Island
Overview The Electrical Engineering/Coordinator is accountable for the preliminary design phase through to final design implementation of all electrical work and equipment. This role will direct and oversee the day-to-day activities of the electrical t...
Date Posted: 11/17/2025 Recommended
-
Electrical Engineering Coordinator
North Kingstown, Rhode Island
Overview The Electrical Engineering/Coordinator is accountable for the preliminary design phase through to final design implementation of all electrical work and equipment. Direct and oversee the day-to-day activities of the electrical team, as well as...
Date Posted: 01/07/2026 Recommended
-
Fleet Risk Lead Engineer
Lake Mary, FL
Fleet Risk Lead Engineer Lake Mary, FL Type: Direct Hire Contractor Work Model: Onsite SUMMARY The Fleet Risk Senior Engineer supports the development and execution of the Fleet Risk Management Program, which identifies and mitigates emerging risks wit...
Date Posted: 12/19/2025 Recommended
-
Electrical Engineer (Licensed)
Tulsa, Oklahoma
Electrical Engineer, PE Job Description The Electrical Engineering position is for a licensed professional with multiple areas of technical expertise. This position supports projects with bidding, performance, checking, and production / quality managem...
Date Posted: 01/23/2026 Recommended