Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Mechanical Engineer (Vessels)

$69 - $115 per hour

System One Holdings, LLC

Job Title: Senior Mechanical Engineer (Vessels)
Location: Bellevue, WA
Type: Contract
Compensation: $69.00 - $115.00
Contractor Work Model: Remote - offsite
Hours: 40.0

Overview


System One is seeking a Senior Mechanical Engineer to create design solutions for the design development of various reactor structures and components. Candidates must have experience in vessel design. The Senior Engineer we are seeking is a highly experienced engineer, preferably with a strong background in ASME Section III nuclear design. The successful candidate will be responsible for preparing and reviewing Design Specifications (DS) and Design Reports (DR) in accordance with ASME Section III requirements, as well as supporting licensing, compliance, and customer deliverables


Tasks



  • 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.
Key Qualifications and Skills
  • 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, SolidWorks preferred.
  • The successful candidate will possess a high degree of trust and integrity, communicate openly and display respect and a desire to foster teamwork.



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.

#M-
#LI-

Ref: #161-Managed Staffing Charlotte
Vacancy posted 7 hours ago
Similar jobs that could be interesting for youBased on the Senior Mechanical Engineer (Vessels) in Bellevue, WA vacancy
  •  ...characteristic protected by federal, state, or local law. Senior Mechanical Design Engineer In this role, you will create design solutions for the...  .... Working experience with ASME Boiler and Pressure Vessel Code Section III. Experience writing design specifications... 
    Senior
    Permanent employment
    Full time
    Temporary work
    Work experience placement
    For subcontractor
    Local area
    Relocation package

    TerraPower LLC.

    Bellevue, WA
    21 hours ago
  • $143k - $177k

     ...About Volant Partners Volant Partners provides business and engineering consulting services to companies across the United States....  ...Job Description ​​​​Volant Partners, Inc is seeking a Senior Mechanical Engineer to assist our clients with the development and deployment... 
    Senior
    Permanent employment
    Relocation
    Flexible hours

    Volant Partners

    Bellevue, WA
    3 days ago
  •  ...environmental impact and cost. What you'll be doing As a Senior Mechanical Engineer, you will own critical mechanical systems within our...  ..., high-risk mechanical systems including pressure vessels, structural frames, thermal interfaces, fluid systems, and... 
    Senior
    Permanent employment

    Endurance Energy Services

    Seattle, WA
    3 days ago
  •  ...Senior Process Mechanical Engineer, Power We are seeking an experienced Senior Process Mechanical Engineer, Power specializing in combined cycle...  ...equipment specifications for pumps, heat exchangers, pressure vessels, compressors, boilers, cooling systems, and balance-of-... 
    Senior
    Temporary work
    Remote work
    Flexible hours

    Atkins Realis

    Bothell, WA
    3 days ago
  • $56 per hour

     ...Job Title: Senior Welding Engineer Location: Bellevue, WA Type: Contract Compensation: $56.00 Contractor Work Model: Onsite – onsite...  ...test programs for qualification of welds, including mechanical properties, burst testing, thermal creep, creep-fatigue, neutron... 
    Senior
    Contract work
    For contractors
    Local area

    System One Holdings, LLC

    Bellevue, WA
    1 day ago
  • $52 - $85 per hour

     ...Job Title: Senior Mechanical Design Engineer Location: Bellevue, WA Type: Contract Compensation: $52.00 - $85.00 Onsite...  ...Experience or familiarity with the rules of ASME Boiler Pressure Vessel Code Section III Division 5. Design experience in the... 
    Senior
    Contract work
    For subcontractor
    Local area
    Remote work

    System One

    Bellevue, WA
    8 days ago
  • $146k - $210k

     ...growing supplier of propulsion hardware and engineering services for the space industry....  ...Industries is seeking a highly experienced Mechanical Engineer in Seattle, WA. The...  ...mechanisms, bearings, seals, pressure vessels, engine components, and fluid components... 
    Senior
    Permanent employment
    Full time
    Temporary work
    Part time
    For subcontractor
    Work at office
    Flexible hours

    Agile Space Industries

    Seattle, WA
    12 days ago
  • $950 - $1,225 per day

     ...Excellence. Innovation. Integrity. Passion. Catcher processor engineer experience and Chief Engineer license preferred. The Chief...  ...and oversees the operation, maintenance, and repairs of the vessel’s operating systems: diesel engines, generators, refrigeration,... 
    Daily paid
    16 hours
    Contract work
    Work experience placement
    Local area
    Remote work
    Shift work

    O'Hara Corporation

    Seattle, WA
    7 hours ago
  • $75 - $85 per hour

     ...Consulting is a design-led, software development and hardware engineering company, offering end-to-end digital services to help...  ...all jobs – or visit freshconsulting.com/careers Title: Senior Mechanical Engineer  Location: Onsite in Redmond, WA Benefits: Employee... 
    Senior

    Fresh Consulting

    Redmond, WA
    4 days ago
  • $50 - $72 per hour

     ...Senior Engineer The Senior Engineer position is responsible for independently delivering engineering services, from conceptual design...  ...Construction Management ~8+ years of experience with a Design/Build Mechanical Contractor or HVAC consultant Desired: ~... 
    Senior
    Hourly pay
    Temporary work
    For contractors
    Work experience placement
    Work at office
    Monday to Friday

    ACCO Engineered Systems

    Seattle, WA
    2 days ago
  •  ...you're interested in a rewarding career working with?the?industry's best and most innovative engineers, then Jacobs is where you belong. We're looking for a Senior Mechanical (Plumbing) Engineer who is excited about working on advanced facilities projects that enable... 
    Senior
    Flexible hours

    Jacobs

    Bellevue, WA
    2 days ago
  • $137.3k - $185.7k

     ...Electro-Mechanical Engineer Amazon is seeking exceptional talent to help develop the next generation of advanced robotics systems that will transform automation at Amazon's scale. We're building revolutionary robotic systems that combine cutting-edge AI, sophisticated... 
    Senior
    Flexible hours

    Amazon Technologies, Inc.

    Seattle, WA
    4 days ago
  • $120k - $148k

     ...HVAC Design Engineer LEAF Engineers is a frontrunner for success in providing comprehensive mechanical, electrical and plumbing, technology, and fire protection engineering design services. Our engineers are focused on system performance, reliability, flexibility, and... 
    Senior
    Work experience placement
    Flexible hours

    PBK

    Seattle, WA
    3 days ago
  • $120k - $180k

     ...Our client in Seattle, WA is currently hiring for a Sr. Mechanical Engineer / Project Manager. This position is a hybrid opportunity supporting large-scale MEP consulting projects. The ideal candidate will have extensive experience in mechanical building systems design... 
    Senior
    Permanent employment
    For contractors
    Currently hiring
    Work at office
    Monday to Friday
    Flexible hours

    Actalent

    Seattle, WA
    3 days ago
  • $140k - $160k

     ...Senior Mechanical Design Engineer Simplifying the Complex. Simplexity is a product development engineering firm, hired by leading technology companies to design their next generation products. In an industry of overly-complex design and production, we strive for simplicity... 
    Senior
    Contract work
    Temporary work
    Casual work
    Flexible hours

    Simplexity

    Seattle, WA
    2 days ago
  • $70 - $90 per hour

     ...Senior Mechanical Design Engineer Simplifying the Complex. Simplexity is a product development engineering firm, hired by leading technology companies to design their next generation products. In an industry of overly-complex design and production, we strive for simplicity... 
    Senior
    Hourly pay
    Contract work
    Temporary work
    For contractors

    Simplexity

    Seattle, WA
    4 days ago
  • $120k - $140k

     ...poster from Insight Global Lead Recruiter, NextGen Engineering at Insight Global Position: Mechanical Engineer PE Location: Seattle, WA (remote with travel...  ...issues, and provide upgrade recommendations. Seniority level Associate Employment type Full-time Benefits... 
    Senior
    Full time
    For contractors
    Remote work

    Insight Global

    Seattle, WA
    3 days ago
  • $85k - $195k

     ...Job Description Job Description Job Summary Mechanical Engineer (Intermediate to Senior) TEEMA Full-time Hybrid | Seattle, WA, United States Join a highly respected building science and engineering consultancy that is expanding its mechanical engineering... 
    Senior
    Full time
    For contractors

    TEEMA

    Seattle, WA
    20 days ago
  • A leading communications company in Seattle is seeking experienced peer reviewers with a doctorate in relevant fields. The role involves assessing the originality and significance of manuscripts, evaluating research methodology, and providing constructive feedback. Candidates...
    Senior

    Cactus Communications

    Seattle, WA
    1 day ago
  •  ...and highly respected construction organization is seeking a Senior Mechanical Project Manager to lead the growth of its mechanical...  ...management. Collaborate with field leadership, subcontractors, engineers, architects, and owners. Mentor and develop Project Engineers... 
    Senior
    For contractors
    For subcontractor

    Hirewell

    Seattle, WA
    1 day ago
  • $84.7k - $144.43k

     ...Senior Mechanical Controls Engineer - Mission Critical DLR Group is an integrated design firm with a promise to elevate the human experience through design. This fuels the work we do around the world and inspires our mission to improve the lives of our clients, our... 
    Senior
    Work at office
    Local area

    DLR Group

    Seattle, WA
    1 day ago
  • $75 - $85 per hour

     ...Description We are Fresh. Together let’s build the future. With partners and clients, we practice strategy, design, development, and engineering to harness the power of technology and create what's next. Our cross-disciplinary approach blends human ingenuity and... 
    Senior
    Hourly pay
    Contract work
    Live in

    Fresh Consulting

    Bellevue, WA
    7 days ago
  • $115k - $150k

     ...Description Company Description At Coffman Engineers, we serve as both prime consultant and...  ...teams comprised of civil, structural, mechanical, electrical, fire protection, industrial...  ...focused on our clients’ success. As a Senior Mechanical Engineer at Coffman Engineers... 
    Senior
    Local area
    Overseas
    Flexible hours

    Coffman Engineers, Inc.

    Seattle, WA
    4 days ago
  • $189.6k - $260.7k

    A leading software development company is looking for a Senior Software Engineer focused on AI Tools & Security. This role involves leading the technical direction of key products and collaborating across teams to enhance developer experiences. Ideal candidates should... 
    Senior
    Remote work

    Docker

    Seattle, WA
    11 hours ago
  • $104k - $170k

     ...Job Description Job Description SENIOR MECHANICAL ENGINEER At Andrews Cooper, we specialize in delivering cutting-edge engineering solutions in the HardTech space, partnering with industry leaders in Consumer Technology, Medical Technology, Clean Technology, and... 
    Senior
    Full time
    Work at office
    Flexible hours

    Andrews Cooper Technology LLC

    Bothell, WA
    8 days ago
  • $130.1k - $167.6k

     ...service design firm specializing in innovative and cost-effective engineering solutions for data centers, cloud providers, and large-scale...  ...: MEI has a job opportunity for an experienced Senior Mechanical Engineer with their Professional Engineer License to be an... 
    Senior
    For contractors
    Local area

    Meade

    Seattle, WA
    6 days ago
  • $90k - $150k

     ...Senior Traction Power Engineer WSP is currently initiating a search for a Senior Traction Power Engineer for our Minneapolis, MN Office. Be involved in projects with our Transit and Rail Team and be a part of a growing organization that meets our client's objectives... 
    Senior
    Internship
    Work at office
    Local area
    Immediate start
    Flexible hours

    WSP

    Seattle, WA
    2 days ago
  • $146k - $170k

     ...boundaries of what's possible, and shaping a future where technology and defense unite to protect our nation.WHAT YOU’LL DO The Mechanical Engineer in this role will be part of a team developing a new Army vision system that combines cutting edge multi spectral sensors,... 
    Senior
    Full time
    Work experience placement

    Anduril

    Bellevue, WA
    5 hours ago
  • $133.5k - $186.9k

     ...As part of a hardworking team of engineers and technical specialists, you will directly...  ...in space to benefit Earth. This Mechanical Engineering position covers the design,...  ...mechanisms and secondary structure. This senior level role requires providing leadership... 
    Senior
    Permanent employment
    Full time
    Temporary work
    Local area
    Relocation

    BLUE ORIGIN

    Seattle, WA
    14 hours ago
  • $180k - $260k

     ...fundamentally different class of spacecraft. Engineered to survive the harshest radiation...  ...apply. The Role We are seeking a Senior ASIC Package Design Engineer to implement...  ...strategy, power delivery, signal breakout, and mechanical constraints. Lead package-level trade... 
    Senior
    Permanent employment
    Shift work

    K2 Space

    Seattle, WA
    26 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Mechanical Engineer (Vessels). Be the first to apply!