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Senior Mechanical Engineer; Vessels

Job in Bellevue, King County, Washington, 98008, USA
Listing for: Protingent
Full Time position
Listed on 2026-06-01
Job specializations:
  • Engineering
    Mechanical Engineer, Systems Engineer
Salary/Wage Range or Industry Benchmark: 69 - 115 USD Hourly USD 69.00 115.00 HOUR
Job Description & How to Apply Below
Position: Senior Mechanical Engineer (Vessels)
Job Description

Position Title: Senior Mechanical Engineer (Vessels)

Position Description: Protingent Staffing has an exciting contract Senior Mechanical Engineer opportunity.

Job Responsibilities:
  • Perform detailed design, analysis, and documentation for ASME Section III Class HB and/or Section VIII division 2 vessels, including nozzles, flanges, support brackets, and other support elements used in nuclear facilities.
  • Develop and maintain design specifications, calculations, load evaluations, and qualification reports in compliance with ASME and related nuclear codes and standards.
  • Prepare engineering design packages, including performing or reviewing design calculations to ensure accuracy and code compliance.
  • Collaborate with multidisciplinary engineering teams to define design requirements, resolve technical issues, and optimize component performance.
  • Interface with internal quality teams, third-party reviewers, and regulatory bodies to support audits, design reviews, and code certification processes.
  • Support material selection, fabrication requirements, inspection criteria, and acceptance standards for Class HB and Section VIII components.
  • Participate in engineering change processes, nonconformance evaluations, and corrective action development as required.
  • Maintain current knowledge of ASME Section III and/or VIII revisions, NRC guidance, and industry best practices.
Job Qualifications:
  • B.S. in Mechanical Engineering or related discipline from an accredited university.
  • Minimum of six years of equipment / component design experience for level 10 or minimum of ten years of equipment / component design experience for level 11; relevant M.S. degree credited as two years of experience.
  • Experience in Design for Manufacturability (DFM) and Design for Assembly (DFA).
  • Experience in finite element stress analysis, mechanical analysis methods, and commercial mechanical stress analysis modeling tools with emphasis on ANSYS.
  • Excellent writing and communication skills.
  • Strong analytical/problem solving skills, creative thinker.
  • Working experience with ASME Boiler and Pressure Vessel Code Section III and or VIII division 2 (not design by rule).
  • Ability to work with minimum direction to solve challenging problems.
  • Ability to work on multiple tasks concurrently during a given work week.
  • Familiarity with CAD, Solid Works preferred.
  • The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect and a desire to foster teamwork.
  • Travel Required:

    0-5%.
Job Details:
  • Job Type: Contract
  • Pay Rate Range: $69-$115/hr (Pay rates are approved based on candidate location, education and experience)
  • Location:

    100% Remote
  • Export control regulations require candidates to be a U.S. Citizen, U.S. Legal Permanent Resident, or of a protected person status
Benefits Package: Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.
#Terra Pro
About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation - from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We're passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

Meet Your Recruiter

Chris Walsh

Since 2013, I have met many bright-minded and interesting people while recruiting for Protingent. For the last decade, I have specialized in hardware and software product development engineering recruitment. My recruiting style is to build a strong, lasting relationship while I help you achieve your career goals. I am a straightforward, open-minded individual who treats others as I wish to be treated.

I enjoy playing golf and watching sports and appreciate fine wine and food. Let's get started today.
Position Requirements
10+ Years work experience
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