System One · 3 hours ago
Senior Mechanical Designer Engineer
Bellevue, WA
Contract
Onsite
Senior Level
6+ years expSystem One is seeking an experienced Senior Mechanical Design Engineer to support the Molten Chloride Fast Reactor (MCFR) program. This role involves mechanical design and analysis activities, collaborating cross-functionally to deliver mechanical design solutions for reactor components.
Staffing Agency
Responsibilities
Perform component scoping to meet governing code requirements and project requirements
Generate basic sizing calculations for reactor components
Develop 3D models of reactor components using commercial CAD tools
Perform mechanical analyses using finite element methods with commercial codes
Coordinate with other disciplines and partners to deliver mechanical design solutions
Conduct technical reviews of internal and supplier designs and deliverables
Qualification
Required
B.S. in Mechanical Engineering (or related discipline) and 10+ years of relevant experience OR M.S. in Mechanical Engineering (or related discipline) and 6+ years of relevant experience
Recent experience with mechanical analysis software (ANSYS preferred)
Recent experience with CAD software (SolidWorks preferred)
Experience with ASME Boiler & Pressure Vessel Code and ASME B31 codes (ASME BPVC III.5 highly desired)
Experience working under a Quality Program (example: NQA-1 or ISO 9001)
Demonstrated ability to deliver qualified hardware and supporting documentation
Knowledge of fabrication operations including machining, welding, heat treatment, and inspections
Strong communication skills and attention to detail
Ability to work in a collaborative, multidisciplinary engineering environment
Preferred
PE License (Washington) or eligibility for licensure
Understanding of molten salt reactors, fast reactors, and/or other advanced reactor systems
Company
System One
System One is a professional staffing firms.
5001-10000 employees
H1B Sponsorship
System One has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (5)
2024 (6)
2023 (9)
2022 (10)
2021 (9)
2020 (5)
Funding
Current Stage
Late StageTotal Funding
$301.8MKey Investors
TruistOaktree Capital ManagementProspect Capital Corporation
2021-01-28Debt Financing· $290M
2020-12-08Private Equity
2016-09-20Acquired
Leadership Team
Troy Gregory
Chief Executive Officer
Dan Moran
Chief Financial Officer
Recent News
2026-01-06
Company data provided by crunchbase