365 Results for

Mechanical Designer Jobs in Seattle, WA

Jobs

New!

Bellevue, WA2 days ago

$69–$115 Per Hour

This role is responsible for creating structural and mechanical design solutions, developing 3D CAD models, and producing detailed engineering drawings to support conceptual and preliminary design efforts. System One is seeking a highly motivated Senior Mechanical Designer to support the design and development of advanced Generation IV nuclear reactor systems.

New!

Bellevue, WA2 days ago

$37–$74 Per Hour

Develop 3D CAD models and detailed engineering drawings for mechanical and structural systems supporting advanced nuclear reactor projects. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

Bellevue, WA7 days ago

$52–$85 Per Hour

You will work within a high-performing, multi-disciplinary engineering team that includes materials science and thermal-hydraulics experts to develop novel analysis methodologies and support the design of next-generation reactor hardware. This position will report to the MCFR Mechanical Design Manager and play a critical role in the mechanical analysis, scripting, and design scoping of reactor components.

Bellevue, WA7 days ago

Remote

$56–$95 Per Hour

The successful candidate will collaborate closely with vendors, project engineers, and technical leads to help deliver hardware for the first liquid-fueled, fast-spectrum reactor to be constructed and operated at Idaho National Laboratory. System One is seeking a Senior Mechanical Design Engineer to support the Molten Chloride Fast Reactor (MCFR) program and the Molten Chloride Reactor Experiment (MCRE).

New!

Bellevue, WA2 days ago

Remote

$69–$115 Per Hour

The Senior Engineer will work as part of a high functioning team of engineers and scientists focused on developing the design of next generation advanced nuclear reactors. 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.

New!

Bellevue, WA2 days ago

Remote

$69–$115 Per Hour

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. 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.

New!

Bellevue, WA2 days ago

Remote

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Working experience with ASME Boiler & Pressure Vessel Code Section III.

New!

Seattle, WA2 days ago

Remote

$55–$75 Per Hour

This position will play a key role in managing multi-discipline engineering efforts, supporting EPCm-style projects, and ensuring successful project execution across safety, quality, cost, and schedule. This role is ideal for a hands-on engineering professional who is experienced across the full project lifecycle—from concept and pre-FEED through commissioning and startup.

New!

Seattle, WA4 days ago

$126,000–$250,000 Per Year

FPGA Integration (Optional): Experience interfacing with or developing alongside FPGAs, including familiarity with common communication interfaces (AXI, PCIe, custom parallel buses),register-mapped peripheral access from embedded Linux or bare-metal environments, and collaborative bring-up with digital design engineers. Excellent Communication Skills: Effectively convey ideas and communicate technical topics with engineering, build staff, and operations; run self-directed design reviews and participate in reviews of parallel systems.

New!

Bellevue, WA2 days ago

$50–$80 Per Hour

You’ll create and maintain SolidWorks 3D CAD models and engineering/fabrication drawings, produce drawings to ASME Y14.1/Y14.5, perform tolerance stack-ups, and maintain configuration control using PDM/PLM tools while documenting design changes and supporting technical deliverables. Produce robust CAD models to facilitate fast-paced design evolution and derivative creation, leveraging advanced modeling techniques.

New!

Bellevue, WA1 day ago

Remote

$56–$95 Per Hour

The successful candidate will be responsible for preparing, reviewing, and certifying Design Specifications (DS) and Design Reports (DR) in accordance with ASME Boiler & Pressure Vessel Code Section III, while supporting regulatory, compliance, and customer deliverables. 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.

New!

Bellevue, WA2 days ago

Remote

$56–$95 Per Hour

Requirements B.S. degree in Mechanical Engineering or equivalent (minimum of eight years of equipment/component design experience; relevant M.S. degree credited as two years of experience) . System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

Bellevue, WA7 days ago

Remote

$69–$115 Per Hour

This role will support the Sodium Processing Systems team, focusing on system design, vendor coordination, and integration of hardware into overall plant system architecture for a next-generation nuclear reactor program. Bachelor’s degree in Mechanical Engineering, Chemical Engineering, or related discipline from an accredited university.

Seattle, WA23 days ago

$78,500–$104,400 Per Year
Full-time
Employee

We have also created an internal culture that provides the resources and technology needed to encourage personal and professional growth opportunities through reimbursement for education; a free in-house resource for hundreds of educational and self-enrichment courses; mentorship program; wellness program; Women's Organization and ongoing philanthropic opportunities. We provide a full range of mechanical engineering services to municipal, commercial, higher education and public works agencies, partnering with clients to design buildings from the ground-up or to renovate existing buildings to optimize their use.

Everett, WA23 days ago

$117,922–$176,883 Per Year
Full-time
Employee

TerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. As a result, the companys activities in the fields of nuclear energy and related sciences are yielding significant innovations in the safety and economics of nuclear power, hybrid energy and medical applications all for significant human health benefits.

Seattle, WA10 days ago

$128,000–$143,520 Per Year
Full-time
Employee

The nature of the engineering projects is primarily associated with new and remodel construction with commercial buildings used for healthcare, higher education, municipal, and labs. The sizes of projects range from small remodels of one thousand square feet to large new construction of high rise of several hundred thousand square feet.

Seattle, WA30+ days ago

Full-time
Employee

AEI consistently earns national recognition from leading industry publications, including Building Design+Construction, Engineering News-Record, and Consulting-Specifying Engineer, with distinctions such as being named the #1 Laboratory Engineering Firm in the nation and receiving multiple Best of the Best Project awards, underscoring the lasting legacy of our work. As you gain project experience, you will take on a greater role in leading mechanical project teams, writing specifications, participating in project meetings with clients and other consultants, and supporting construction-phase work.

Seattle, WA27 days ago

$148,000–$180,000 Per Year
Full-time
Employee

Third-Party Recruiting DisclaimerLegence and its affiliates do not accept unsolicited resumes from agencies; any such submissions without a prior signed agreement authorized by Legence Holdings LLC's CHRO or Director of Talent Acquisition will not incur fees and are considered property of Legence. The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems-enhancing energy efficiency, reliability, and sustainability in new and existing facilities.

New!

Seattle, WA1 day ago

Full-time
Employee

Day to day, you will produce construction documents, perform heating and cooling load calculations, and develop system layouts in Revit, working directly alongside a senior engineer who will guide your technical development and support your path toward professional licensure. As a Mechanical Engineer in Training at Cushing Terrell, you will work on-site with an experienced team of licensed engineers to design HVAC and plumbing systems for retail and commercial building projects.

Tacoma, WA10 days ago

Full-time
Employee

This is an excellent opportunity to independently perform mechanical engineering (HVAC and/ or plumbing) design calculations, technical studies and prepares plans and specifications for a wide variety of project types which may include commercial, transportation, education, municipal, aviation, and federal clients. Understands client requirements as they relate to the mechanical scope of work; aligns and develops detailed design documents including drawings, specifications, cost estimates, reports, and calculations.

Wedgwood, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. To conform to U.S. Government commercial space technology export regulations, including the International Traffic in Arms Regulations (ITAR), 8 U.S.C. § 1324b(a)(3), applicants for employment at Blue Origin must be a U.S. citizen or national, lawfully admitted for permanent residence into the U.S. (i.e. current green card holder), or lawfully admitted as a refugee or granted asylum under 8 U.S.C. § 1157-1158.

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA23 days ago

$106,600–$140,000 Per Year
Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.

Mill Creek, WA30+ days ago

Full-time
Employee

Supervise placement or place 3D renderings of instrumentation items in the project plant wide 3D model utilizing SmartPlant 3D, AutoCAD Plant 3D, and/or Revit software (per project requirements) to ensure correctness of location and interference checking. Have a thorough understanding electronics, electrical design, solid state, digital devices, programmable logic controllers (PLC), Distributed Control Systems (DCS), transmitters and transducers for temperature, level, flow, and pressure, recorders and more.

Mill Creek, WA30+ days ago

Full-time
Employee

Have a basic understanding of electronics, electricity, solid state, digital devices, programmable logic controllers (PLC), Distributed Control Systems (DCS), transmitters and transducers for temperature, level, flow, and pressure, recorders and more. 3D renderings of instrumentation items in the project plant wide 3D model utilizing SmartPlant 3D, AutoCAD Plant 3D, or Revit (per project requirements) to ensure correctness of location and interference checking.

Seattle, WA30+ days ago

Full-time
Employee

New!

Redmond, WA1 day ago

Temporary
Contractor
Full-time

In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. This role is within the In-Space Systems Structures & Mechanisms Integrated Product Team, supporting Blue Ring, a high-powered hybrid solar electric and chemical-propelled spacecraft designed for unparalleled mission maneuverability, versatility, and capacity at significantly reduced costs.

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. You will share in the New Glenn System Design, Assembly & Test team's impact on all aspects of the New Glenn launch vehicle, ground system and facility development including launch vehicle interface control between elements, conceptual drawings, vehicle processing, launch operations, ground support equipment.

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.

Seattle, WA30+ days ago

$65–$80 Per Hour
Full-time
Employee

Person" means (i) a U.S citizen or U.S. national; or (ii) any natural person who is a U.S. Lawful Permanent Resident (i.e., holds a Green Card), as defined by 8 U.S.C. 1101(a)(20) or as a "protected individual" defined by 8 U.S.C. 1324b(a)(3) (i.e., admitted as a refugee or is granted asylum). Zeno is seeking a highly motivated Mechanical Design Engineer to support the mission-oriented efforts of developing and bringing to market Radioisotope Power Systems (RPS) technologies.

Seattle, WA30 days ago

$65–$80 Per Hour
Full-time
Employee

Seattle, WA19 days ago

Remote

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

Seattle, WA25 days ago

Full-time
Employee

10+ years' experience designing Information Communications Technology (ICT) systems in a Built Environment, Building Technology, or Electrical consultant firm: structured cabling, voice/data systems, emergency communications, audio-visual systems, mission critical/data center connectivity, clinical communication systems to name a few. AEI consistently earns national recognition from leading industry publications, including Building Design+Construction, Engineering News-Record, and Consulting-Specifying Engineer, with distinctions such as being named the #1 Laboratory Engineering Firm in the nation and receiving multiple Best of the Best Project awards, underscoring the lasting legacy of our work.

New!

Seattle, WA6 days ago

$126,800–$179,000 Per Year
Full-time
Employee

Collaborates with design teams to develop cutting-edge regenerative design solutions that prioritizes creating a positive impact on the planet, people, ecosystems, carbon neutrality, water-positive strategies, and social well-being. Steers design excellence at HKS through four strategic bands of influence; creative design workshop and ideation, industry innovation in design, creative thought leadership and project innovation stretch work towards regenerative design.

New!

Seattle, WA3 days ago

Full-time
Employee

As an Engineering Designer, you'll assist in the preparation of design plans and technical drawings for water and wastewater infrastructure projects. Assist with basic design calculations, quantity estimates, and project documentation for water and wastewater systems.

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.

Bellevue, WA25 days ago

Full-time
Employee

Seattle, WA30+ days ago

Full-time
Employee

and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Proven experience working within interdisciplinary teams on highly integrated antenna packages, serving as the primary mechanical interface between RF/Antenna, Spacecraft Bus, and Thermal engineering teams to resolve competing design constraints and drive integrated solutions.

Bellevue, WA8 days ago

$138,685–$208,027 Per Year
Full-time
Employee

New!

Bellevue, WA1 day ago

$138,685–$208,027 Per Year
Full-time
Employee

TerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. 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.

Fife, WA10 days ago

Full-time
Employee

As an originator or peer reviewer of documents, ensures that production of drawings and specifications meets the scope, schedule, cost and quality requirements and satisfies federal, state, and local requirements and GFT's Quality Management System. Understands client requirements as they relate to the electrical scope of work; aligns and develops detailed design documents including drawings, specifications, cost estimates, reports, and calculations.

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Mechanical Designer Jobs in Seattle, WA

Jobs

Senior Mechanical DesignerSystem One

Mechanical DesignerSystem One

Mechanical Design EngineerSystem One

Senior Mechanical Design EngineerSystem One

Senior Mechanical Engineer (Supports)System One

Senior Mechanical Engineer (Vessels)System One

Senior Mechanical EngineerSystem One

Senior Mechanical Engineer - RemoteSystem One

Embedded Solutions Engineer – Space SystemsJobot

Solidworks DrafterSystem One

Senior EngineerSystem One

Senior Component Design Engineer (RPA) – ContractSystem One

System Design EngineerSystem One

Senior Mechanical Designer - BuildingsColliers Engineering & Design

Senior Mechanical Design EngineerTerraPower

Mechanical EngineerP2S LP

Mechanical Engineer IAffiliated Engineers, Inc.

Senior Mechanical EngineerP2S, Inc.

Mechanical Engineer in TrainingCushing Terrell

Mechanical EngineerGannett Fleming, Inc.

CAD Technical Designer / Drafter - MK2 Lunar LanderBlue Origin LLC

Technical Designer/Drafter III - New Glenn Second StageBlue Origin LLC

Senior Mechanical Engineer - BuildingsColliers Engineering & Design

Sr PCB Designer - Advanced Concepts & Enterprise EngineeringBlue Origin LLC

PCB Designer III - Advanced Concepts & Enterprise EngineeringBlue Origin LLC

Mechanical & Structural Analyst III - GSE / ToolingBlue Origin LLC

Sr. Ground System Fluid Mechanical Design EngineerBlue Origin LLC

Senior Instrumentation and Controls DesignerFlux Resources LLC

Instrumentation and Controls DesignerFlux Resources LLC

Ground System Fluid Mechanical Design Engineer IIIBlue Origin LLC

Mechanical & Electrical Engineering - Mechanical Engineer III - 3033841Apex Systems, Inc.

Ground System Fluid Mechanical Design Engineer IIBlue Origin LLC

Mechanical Design Engineer II - Blue Ring MechanismsBlue Origin LLC

Mechanical Design Engineer III - Blue RingBlue Origin LLC

System Technical Designer IIIBlue Origin LLC

Avionics Mechanical Design Engineer IIIBlue Origin LLC

Mechanical Design Engineer - Maritime (Contract)Zeno Power

Mechanical Design Engineer (Contract)Zeno Power

Mechanical Design Engineer Remote (Contractor)Zeno Power

Technical Designer II - CADBlue Origin LLC

Technology Services Senior DesignerAffiliated Engineers, Inc.

Sr. Regenerative DesignerHKS, Inc

Water & Wastewater Engineering DesignerConsor Engineers LLC

Mechanical Engineer - Electronics Packaging - TeraWaveBlue Origin LLC

Principal Opto-Mechanical Engineer - TeraWaveBlue Origin LLC

Senior Mechanical Engineer ASME LeadTerraPower

Sr. Mechanical RF/Antenna Engineer - TeraWaveBlue Origin LLC

Senior Mechanical Engineer - SupportsTerraPower

Senior Mechanical Engineer - VesselsTerraPower

Electrical Project DesignerGannett Fleming, Inc.

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