Senior Materials Engineer
Bellevue, WA
Experience: 6
Education: BS
Category: Energy
Contractor Work Model: Remote
Brand: System One
Compensation Range: 56.00 - 95.00 Per Hour
Job ID: 344629
Date Posted: 01/12/2026
Shortcut: http://jobs.systemone.com/xv3TZZ
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 chain development, and supplier qualification for next-generation sodium-cooled fast reactors. This role supports the development of key materials and components for the Natrium reactor core, including sourcing and testing materials to support qualification of components and systems.
Responsibilities:
-
Lead technical development of suppliers to increase technology readiness of key materials and components for the Natrium reactor core.
-
Develop material and process specifications for specialized materials (e.g., HT9, Grade 92, nickel-base alloys, austenitic stainless steels) and product forms (billet, bar, rod, wire, heavy-walled tube, small-diameter tubing).
-
Collaborate with suppliers on material and process specifications and provide input to design teams to ensure product performance meets design and manufacturing requirements.
-
Support supplier selection processes including RFPs and team evaluations.
-
Provide oversight of supplier projects, working with contract administrators and supplier engineers to ensure delivery of required data and deliverables.
-
Coordinate technical review of supplier deliverables and ensure appropriate responses.
-
Assist with supplier audits per ASME NQA-1-2015.
-
Design and execute test programs to evaluate the effect of manufacturing variability on material properties and performance.
Key Qualifications and Skills:
-
Minimum of 6 years of related experience with a Bachelor’s degree, or 3 years with a Master’s degree in Materials Science/Engineering, Mechanical Engineering, or a related technical discipline.
-
Strong understanding of metallurgy, including fabrication and thermomechanical processing of ferrous (e.g., ferritic-martensitic steels) and nonferrous (e.g., nickel-base) alloys.
-
Demonstrated experience developing requirements specifications, defining supplier work scope (SOWs, RFPs), and providing technical oversight of supplier projects.
-
Knowledge of nuclear reactor design impacts on materials is a plus.
-
Ability to work independently to solve challenging technical problems.
-
High degree of integrity, open communication, respect, and a collaborative mindset.
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.
Ref: #161-Managed Staffing Charlotte
-
Weld Engineer
Bellevue, WA
Job Title: Weld Engineer Location: Bellevue, WA (local candidates only) Type: Contract (yearlong) typically extends on a yearly basis Compensation: $52 - $85 hourly Contractor Work Model: Onsite Paid Holidays | PTO System One is seeking a highly motiva...
Date Posted: 02/12/2026 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
-
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
-
Engineer
Arlington, TN
Job Name: Design Engineer Location: Arlington, TN Hours/Schedule: Mon- Fri 8am- 5pm Type: Contract Responsibilities Designs, validates and brings new products to market. Specifies precise new product functional requirements; designs, tests and integrat...
Date Posted: 01/09/2026 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
-
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
-
Mechanical Design Engineer
Bellevue, WA
Job Title: Mechanical Design Engineer Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis. Compensation: $37 - $74 hourly Contractor Work Model: Fully Remote System One is seeking a Mechanical Design Engineer for a full...
Date Posted: 01/16/2026 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
-
Senior Nuclear Structural Engineer
Birmingham, Alabama
Job Title: Senior Nuclear Structural Engineer Location: Birmingham, Alabama Type: 3 year Contract Compensation: $63.00 hourly Contractor Work Model: Onsite System One is currently seeking a Senior Nuclear Structural Engineer on a 3 year contract positi...
Date Posted: 02/13/2026 Recommended
-
I&C Manufacturing Engineer
Corvillas, OR
Job Title: I&C Manufacturing Engineer Location: Corvillas, OR Type: Direct Hire Compensation: $111,000 - $134,000 annually Work Model: Remote with 10-25% travel required System one is hiring a direct full-time I&C Manufacturing Engineer who will be res...
Date Posted: 02/12/2026 Recommended
-
Test Design Engineer
Bellevue, WA
Job Title: Test Design Engineer Location: Bellevue, WA Type: Long-term Contract Contractor Work Model: Remote or Onsite Position Overview: We are seeking a highly motivated and skilled Test Design Engineer to join our Instrumentation and Control (I&C) ...
Date Posted: 12/15/2025 Recommended
-
Qualification Engineer
Oak Ridge, Tennessee
Qualification Engineer – Oak Ridge, TN (Onsite) Type: Direct Hire Work Model: Onsite (Relocation assistance not provided) System One is seeking a highly skilled Qualification Engineer to support a nuclear technology client in Oak Ridge, TN. This role i...
Date Posted: 02/12/2026 Recommended
-
Reactor Core and Component System Design Engineer
Bellevue, WA
Job Title: Reactor Core and Component System Design Engineer Location: Bellevue, WA Type: Long-term Contract Compensation: $69 - $115 hourly Contractor Work Model: Remote Position Overview: We are seeking a highly skilled and motivated Reactor Core and...
Date Posted: 12/15/2025 Recommended
-
Structural Design Engineer 4
Corvillas, OR
Job Title: Structural Design Engineer 4 Location: Corvallis, OR Type: Direct Hire Contractor Work Model: Remote Position Summary: We are seeking a qualified Structural Design Engineer for a direct hire opportunity. In this full-time, remote role, you w...
Date Posted: 02/09/2026 Recommended
-
System Design Engineer, Sodium Cover Gas System
Bellevue, WA
Job Title: System Design Engineer, Sodium Cover Gas System Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $52.00 - $85.00 hourly Contractor Work Model: Fully Remote (US based) Paid Holidays | PTO Syst...
Date Posted: 02/12/2026 Recommended
-
Primary Heat Transport System Design Engineer
Bellevue, WA
Job Title: Primary Heat Transport System Design Engineer Location: Remote Type: Contract (yearlong) typically extends on a yearly basis Compensation: $56 - $95 hourly Contractor Work Model: Remote Paid holidays | PTO System One is seeking a Primary Hea...
Date Posted: 11/24/2025 Recommended
-
Nuclear Fuel Performance and Development Engineer
Bellevue, WA
Job Title: Nuclear Fuel Performance and Development Engineer Type: Contract (yearlong) typically extends on a yearly basis. Compensation: $54 - $90 hourly Contractor Work Model: Fully Remote Paid Holidays | PTO System One is seeking a highly motivated ...
Date Posted: 02/12/2026 Recommended
-
Design Engineer
Broken Arrow, Oklahoma
Position Summary The Design Engineer II is responsible for conducting comprehensive technical analyses of products and associated tooling to establish well-defined, documented functional design principles and dimensions that meet customer application r...
Date Posted: 01/23/2026 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
-
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: 01/26/2026 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
-
Design Engineer
Catoosa, Oklahoma
Job Title: Design Engineer Location: Catoosa, OK Join An Innovative Team as a Design Engineer! Are you passionate about creating impactful engineering designs and advancing manufacturing processes? System One is partnering with our client and seeking a...
Date Posted: 02/10/2026 Recommended
-
Refueling & Remote Handling Engineer
Corvillas, OR
Job Title: Refueling & Remote Handling Engineer Type: Contract Compensation: $127000 - $153000 annually NOTE: This position is available to be fully remote with travel as needed. POSITION SUMMARY: The Refueling and Remote Handling Group is responsible ...
Date Posted: 01/30/2026 Recommended
-
Refueling & Remote Handling Engineer
Corvillas, OR
Job Title: Refueling & Remote Handling Engineer Type: Direct Hire Compensation: $127000 - $153000 annually Contractor Work Model: Remote Excellent Benefits Package offered NOTE: This position is available to be fully remote with travel as needed. POSIT...
Date Posted: 02/02/2026 Recommended
-
Alkali Metal Test Engineer
Everette, Washington
Position Overview System One is seeking a highly motivated Test Engineer – Alkali Metal Testing to support advanced reactor testing operations for a leading clean energy client. This on-site role in Everett, WA will support engineering and full-scale l...
Date Posted: 01/21/2026 Recommended
-
Manufacturing Engineer
Ruther Glen, VA
Manufacturing Engineer Ruther Glen, VA Overview The Manufacturing Engineer is responsible for optimizing manufacturing processes, ensuring product quality, and improving efficiency. This role supports BOM maintenance, equipment procurement, and the des...
Date Posted: 01/15/2026 Recommended
-
Inside Sales Engineer
Tulsa, OK
System One is working with a local company searching for an Inside Sales Engineer Location: Tulsa, OK This is a direct-hire, full-time opportunity. We are seeking a candidate with strong job stability and a technical background, ideally with a degree i...
Date Posted: 02/05/2026 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
-
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
-
Electrical Engineer
Maple Grove, Minnesota
Job Title: Electrical Engineer Location: Maple Grove, Minnesota Type: Contract Compensation: $70.00 - $72.00 hourly Contractor Work Model: Hybrid Hours: Add the job’s scheduled days and times (delete if not needed) Security Clearance: List security cle...
Date Posted: 01/27/2026 Recommended