Senior Mechanical Design Engineer
Bellevue, WA
Experience: 0
Category: Energy
Contractor Work Model: Undecided
Brand: System One
Compensation Range: 52.00 - 85.00 Per Hour
Job ID: 377105
Date Posted: 08/03/2026
Shortcut: http://jobs.systemone.com/be1rfQ
Job Title: Senior Mechanical Design Engineer
Location: Bellevue, WA
Type: Contract
Compensation: $52.00 - $85.00
Onsite work model, remote work model available for exceptionally qualified non-local candidates.
Responsibilities:
- Coordinate and utilize inputs and requirements from Engineering and Project teams to produce equipment and components design solutions, including drawings, models, and specifications.
- Perform planning for design activities and manage execution to the established plans.
- Propose and develop tests required to validate functional and performance design requirements.
- Perform scoping analysis and trade studies for design options.
- Interface with cross functional team for design and analysis activities.
- Perform engineering reviews of team members’ products.
- Interface with engineers and subcontractors, providing direction and mentoring.
- Support continuous learning and application of nuclear industry best practices to maintain the highest quality of engineering design and proactively identify process change/enhancement opportunities.
- B.S. degree in Mechanical engineering or equivalent preferred.
- Minimum of five years of equipment / component design experience; relevant M.S. and Doctorate degrees may be credited for up to two or four years of experience respectively.
- Experience with 3D CAD, SolidWorks preferred.
- Experience with design of experiments with an emphasis on product testing.
- Experience in finite element stress analysis, mechanical analysis methods, first principles calculations.
- Familiarity in Design for Manufacturability (DFM) and Design for Assembly (DFA).
- Excellent writing and communication skills.
- Strong analytical/problem solving skills, creative thinker.
- Ability to work with minimum direction to solve challenging problems.
- Ability to work on multiple tasks concurrently during a given work week.
- Excellent attention to detail.
- Experience or familiarity with the rules of ASME Boiler Pressure Vessel Code Section III Division 5.
- Design experience in the nuclear industry with core assemblies is highly desirable.
- Experience with nuclear industry operation, DOE and NRC regulations.
- Knowledge of neutronics, thermal-hydraulics, and/or structural analysis.
- Ability to lead multidisciplinary design activities.
- Experience in finite element stress analysis using ANSYS and first principles calculations.
- Experience with writing test requirements documents and developing nuclear product test campaigns.
- Experience with manufacturing and methodology, especially in first article productions.
- Experience with technical evaluation, review, and nonconformance evaluation of vendors and suppliers.
System One, and its subsidiaries including Joulé 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.
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