Bellevue, WA (57)

  • Materials Engineer (Weld)

    Bellevue, WA

    Job Title: Materials Engineer (Weld) Type: Contract (yearlong) typically extends on a yearly basis Compensation: $52.00 - $85.00 Work Model: Remote – offsite Hours: 40.0 Paid Holidays | PTO Overview System One is seeking a highly motivated Materials En...

    Date Posted: 10/23/2026

  • Contract Administrator

    Bellevue, WA

    Job Title: Contract Administrator Location: Bellevue, WA Type: Contract Compensation: $63.00 - $80.00 Work Model: Remote – offsite Responsibilities: • Support increasingly complex procurement and subcontract management duties, including federal governm...

    Date Posted: 10/22/2026

  • Senior Contract Administrator

    Bellevue, WA

    Job Title: Senior Contract Administrator Location: Bellevue, WA Type: Contract Compensation: $52.00 – $85.00 Onsite, with remote work model available for expceptionally qualified non-local candidates. Responsibilities: • Initiate and manage complex sub...

    Date Posted: 10/22/2026

  • Mechanical Engineer Rotating Machinery

    Bellevue, WA

    Job Title: Mechanical Systems Rotating Machinery SME Type: Long term Contract Work Model: Remote – offsite Pay rate range $62- $102 an hour Responsibilities Oversight of first of multiple large nuclear fluid pumps through design and manufacture. Provid...

    Date Posted: 10/22/2026

  • I&C Design Engineer, Nuclear

    Bellevue, WA

    Job Title: Nuclear I&C Design Engineer Location: Bellevue, WA Type: Contract Work Model: Remote – offsite Hours: 40.0 Responsibilities Interface and support geographically diverse and international design team members to develop supporting design docum...

    Date Posted: 10/22/2026

  • 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: 10/22/2026

  • Senior Safety Methods Engineer

    Bellevue, WA

    Job Title: Senior Safety Methods Engineer Location: Bellevue, WA Type: Contract, 12 months Compensation: $37.00 - $74.00 Contractor Work Model: Onsite, remote available for exceptional non-local candidates. Overview: This role develops and qualifies sy...

    Date Posted: 10/22/2026

  • Nuclear Safety Analysis Engineer

    Bellevue, WA

    Job Title: Senior Safety Analysis Engineer Location: Bellevue, WA Type: Contract Compensation: $46.00 - $77.00 per hour Work Model: Remote – offsite Hours: 40.0 hours per week Responsibilities: Develop and update the nuclear power plant commissioning t...

    Date Posted: 10/22/2026

  • Product Development Component Engineer

    Bellevue, WA

    Job Title: PHT Product Development Component Engineer Type: Long-term Contract Compensation: $62.00 - $102.00 Work Model: Remote – offsite Responsibilities Oversight of first-of-a-kind large nuclear fluid pumps through design and manufacture. Coordinat...

    Date Posted: 10/22/2026

  • System Design Engineer, Sodium Cover Gas Systems

    Bellevue, WA

    Job Title: System Design Engineer, Sodium Cover Gas Systems Type: Long-term Contract Compensation: $69.00 - $115.00 Work Model: Remote – offsite Responsibilities Design of fluid systems from development of requirements through final design and commissi...

    Date Posted: 10/22/2026

  • Mechanical Test Engineer

    Bellevue, Washington

    Test Engineer (Contract) Location: Bellevue, WA or Everett, WA (100% Onsite) Company: System One Pay Rate: $52.00 - $85.00/hour Position Type: Contract Position Overview System One is seeking a Test Engineer to support cutting-edge testing and research...

    Date Posted: 10/22/2026

  • Systems and Requirements Management Engineer

    Bellevue, WA

    Job Title: Systems & Requirements Management Engineer Type: Contract Compensation: $52-$85 an hour Work Model: Remote – offsite Responsibilities • Develop and maintain systems engineering procedures, plans, work guides, templates, and supporting docume...

    Date Posted: 10/16/2026

  • Nuclear Shielding and Criticality Engineer

    Bellevue, WA

    Job Title: Nuclear Shielding and Criticality Engineer Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $73.00 - $121.00 Work Model: Remote – offsite Hours: 40.0 Paid Holidays | PTO Overview System One i...

    Date Posted: 10/15/2026

  • Senior Nuclear Safety Analysis Methods Engineer

    Bellevue, WA

    Job Title: Senior Nuclear Safety Analysis Methods Engineer Type: Contract (yearlong) Compensation: $69 - $115 hourly Contractor Work Model: Fully Remote Paid holidays and PTO System One is seeking a Senior Safety Methods Engineer to perform design and ...

    Date Posted: 10/15/2026

  • Senior Nuclear Engineer, Plant Thermal Hydraulics Validation

    Bellevue, WA

    Job Title: Senior Nuclear Engineer, Plant Thermal Hydraulics Validation Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $56.00-$95.00 Contractor Work Model: Remote – offsite Paid Holidays | PTO Overvie...

    Date Posted: 10/15/2026

  • Senior Welding Engineer

    Bellevue, WA

    Job Title: Senior Welding Engineer Location: Bellevue, WA Type: Contract Compensation: $56.00-$95.00 Contractor Work Model: Onsite – onsite (US based local candidates or looking to relocate) Hours: 40.0 Overview System One is seeking a Senior Welding E...

    Date Posted: 10/15/2026

  • Sodium Fire Design and Analysis Engineer

    Bellevue, WA

    Job Title: Sodium Fire Design and Analysis Engineer Location: Remote Type: Contract (yearlong) Compensation: $102 - $130 hourly Contractor Work Model: Fully Remote System One is hiring a Sodium Fire Design and Analysis Engineer with at least 10 years o...

    Date Posted: 10/15/2026

  • Fuel Handling System Design Engineer, Electrical

    Bellevue, WA

    Job Title: Fuel Handling Electrical Design Engineer Location: Bellevue, WA - REMOTE Type: Contract Responsibilities Perform the electrical design from requirements definition through final design release for fuel handling systems and equipment. Develop...

    Date Posted: 10/15/2026

  • System Design Engineer, Fluid Systems

    Bellevue, WA

    Job Title: System Design Engineer, Fluid Systems Location: Remote Type: Contract Responsibilities Design of fluid systems from development of requirements through final design and commissioning. Perform technical trade studies and decisions to refine s...

    Date Posted: 10/12/2026

  • Test Project Engineer

    Bellevue, WA

    Job Title: Test Project Engineer Location: Bellevue, WA Type: Contract (yearlong-typically extends on a yearly basis) Compensation: $49.00 - $81.00/hr Work Model: Remote – offsite Hours: 40.0 Paid Holidays | PTO Overview System One is seeking a Test Pr...

    Date Posted: 10/12/2026

  • Test Integration Engineer

    Bellevue, WA

    Job Title: Test Integration Engineer Location: Bellevue, WA Type: Contract (yearlong-typically extends on a yearly basis) Compensation: $46.00 - $77.00/hr. Work Model: Remote – offsite Hours: 40.0 hours per week Paid Holidays | PTO Overview System One ...

    Date Posted: 10/12/2026

  • Nuclear Island Major Maintenance Equipment Mechanical Design Engineer

    Bellevue, WA

    Nuclear Island Major Maintenance Equipment Mechanical Design Engineer Remote – offsite Pay rate range $52-86 an hour Responsibilities Design of nuclear fuel handling equipment, and fuel handling components from requirements development through final de...

    Date Posted: 10/12/2026

  • System Design Engineer, Electromagnetic Pumps

    Bellevue, WA

    Job Title: System Design Engineer, Electromagnetic Pumps Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $69.00 - $115.00 Work Model: Remote – offsite Hours: 40.0 Paid Holidays | PTO Overview: System O...

    Date Posted: 10/07/2026

  • Sr. Materials Engineer

    Bellevue, WA

    Job Title: Senior Materials Engineer Type: Long term Contract Compensation: $55.00 - $91.00 per hour Work Model: Remote – offsite Responsibilities Interface with project teams to provide material selection, processes, and requirements for reactor devel...

    Date Posted: 10/05/2026

  • Primary Heat Transfer Engineer

    Bellevue, WA

    Job Title: Primary Heat Transfer Engineer Location: REMOTE Type: Contract Responsibilities Design of nuclear and industrial process systems and sub-systems from requirements through final design. Perform an array of analyses in support of design (therm...

    Date Posted: 10/05/2026

  • Senior Mechanical Design Engineer

    Bellevue, Washington

    Senior Mechanical Design Engineer Location: Bellevue, WA Job Type: Contract - Remote Schedule: 40 hours/week System One is hiring a Senior Mechanical Design Engineer In this role, you will create design solutions for the design development of various r...

    Date Posted: 09/28/2026

  • Component Engineer, Nuclear

    Bellevue, WA

    Job Title: Component Engineer, Nuclear Type: Contract Compensation: $52 - $85 hourly Contractor Work Model: Remote Position Overview: We are seeking an experienced and detail-oriented Component Engineer to support component design efforts in the nuclea...

    Date Posted: 09/28/2026

  • Licensed Exam and Exam Program Developer

    Bellevue, WA

    Job Title: Licensed Exam and Exam Program Developer Type: Long-term Contract Compensation: $69.00 - $115.00 Work Model: Remote – offsite Hours: 40.0 Travel required: 0-20% Responsibilities: Lead the development of facility-level licensed operator exami...

    Date Posted: 09/28/2026

  • 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: 09/28/2026

  • Project Fabrication Oversight, Supply Chain

    Bellevue, WA

    Job Title: Project Fabrication Oversight, Supply Chain Type: Contract Compensation: $56.00 - $95.00 Work Model: Remote – offsite System One is seeking an experienced Fabrication Oversight professional. This position will provide independent, on-site ov...

    Date Posted: 09/24/2026


⚠️ Protecting Job Seekers from Identity Scams

At System One, your privacy and security are important to us. As job-related scams continue to target job seekers, we want to help you recognize and avoid common recruitment fraud. Identity theft scams often involve individuals, also known as "scammers," posing as recruiters or employers to obtain sensitive personal information, such as Social Security numbers, bank account details, or copies of driver’s licenses, with the goal of stealing identities, accessing financial accounts, or creating fraudulent accounts in a victim’s name.


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