1,172 Results for

Mechanical Engineering Jobs in Washington

Jobs

New!

Bellevue, WA6 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!

Richland, WA6 days ago

$40–$60 Per Hour

Collaborate with senior engineers, project managers, and manufacturing teams to ensure design accuracy and project alignment. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

New!

Bellevue, WA6 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, WA6 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, WA6 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.

Bellevue, WA11 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).

Bellevue, WA11 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.

Monroe, WA27 days ago

$45–$50 Per Hour
Temporary
Contractor
Full-time

Must have a high school diploma, an equivalent certificate, or a bronze level WorkKeys certification and proficiency in the use of drawings, specifications, basic math, computer, technical and mechanical skills. Engineering Test Technician will be responsible for supporting all aspects of assembly, validation, and qualification testing of both hydraulic and electromechanical actuation products.

Bellevue, WA11 days ago

$28–$52 Per Hour

The role involves collaboration with engineers, scientists, machinists, and other technicians to design, fabricate, assemble, operate, and test components, subassemblies, vessels, piping systems, and experimental prototypes. This position requires strong hands-on mechanical aptitude, the ability to operate sophisticated test equipment, and experience collecting and evaluating test data to support prototype adjustments and test execution.

New!

Richland, WA6 days ago

$45–$65 Per Hour

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Tasks: Performs layout and design work from the data supplied utilizing theoretical and practical engineering knowledge.

New!

Bellevue, WA6 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.

Bellevue, WA11 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.

Monroe, WA9 days ago

New!

Bellevue, WA5 days 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!

Monroe, WAToday

JOB SUMMARY: Engineering Test Technician will be responsible for supporting all aspects of assembly, validation, and qualification testing of both hydraulic and electromechanical actuation products. * Must have a high school diploma, an equivalent certificate, or a bronze level WorkKeys certification and proficiency in the use of drawings, specifications, basic math, computer, technical and mechanical skills.

New!

Bellevue, WA4 days ago

$63–$80 Per Hour

This is a hands-on, high-impact role where your weld engineering and metallurgy expertise will influence how advanced components are designed, tested, qualified, and transitioned into supplier-ready manufacturing processes. System One is seeking a highly motivated Weld Engineer to support a Materials Development & Qualification team advancing next-generation materials and components for sodium-cooled fast reactors.

New!

Bellevue, WA6 days ago

Remote

$67–$110 Per Hour

This role will focus on thermal hydraulic and transient analysis activities supporting advanced reactor system design, plant operations analysis, and control system integration. System One is seeking a highly capable and motivated System Transients Analysis Engineer to support an advanced sodium-cooled reactor program.

Bellevue, WA11 days ago

Remote

$52–$85 Per Hour

Perform thermal modeling of fluid-structure interfaces, including metallic structure thermal problems with structure conductive heat transfer, air convective heat transfer, radiation, and sodium-structure heat transfer modes. Work with our client’s component design leads and analysis engineers to evaluate specific component issues, develop local models or modify existing, and provide insights and feedback to design teams for action.

New!

Bellevue, WA6 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.

Seattle, WA13 days ago

$77,000–$82,000 Per Year

Master required job-specific and technical skills in order to promote to an assistant superintendent or assistant project manager following the 12-month training program including, but not limited to, the ability to: Set up and maintain jobsite office and all jobsite records, including project directory, construction documents, subcontractor directory, daily reports, submittal logs, RFI logs, subcontractor correspondence, etc. Ability to learn sector- and project-specific software systems, including but not limited to: Microsoft Office 365 (Project, Excel, Word, Outlook, PowerPoint, etc.), ProCore, Adobe Suite, BlueBeam, and JD Edwards software suite .

New!

Bellevue, WA6 days ago

Remote

$54–$90 Per Hour

This is a dedicated position focused on analyzing the mechanical performance of various reactor enclosure components, reactor internal components, reactor vessels, and nuclear island components under high temperature environment as well neutron fluence. Proficient in finite element stress analysis, mechanical analysis methods, and commercial mechanical stress analysis and modeling tools with emphasis on ANSYS and SolidWorks.

New!

Bellevue, WA6 days ago

Remote

$37–$74 Per Hour

The ideal candidate will work cross-functionally with procurement, fabrication, QA, and operations teams to support safe and compliant transport solutions for next-generation nuclear programs. This role will focus on nuclear packaging, transportation logistics, and regulatory compliance for radioactive materials across the fuel lifecycle.

New!

Bellevue, WA6 days ago

Remote

$52–$85 Per Hour

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

New!

Bellevue, WA6 days ago

Remote

$69–$115 Per Hour

Coordinate the review of analyses, such as thermal, seismic, structural, pipe stress, heat transfer, and other analyses performed by others, integrating results into plant design delivery . Provide technical direction and oversight of supplier projects, ensuring timely delivery of data and deliverables; perform technical reviews of deliverables .

New!

Everett, WA6 days ago

Willingness to work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education), the ability to pass a drug screen and physical as required by the Department of Transportation, and potential travel within a near geography for training are required. • Doing preventative maintenance repairs—like replacing or rotating tires—and completing vehicle component lubrication and replacement, some electrical system repairs, and cooling system maintenance on gas and diesel engine vehicles.

Spokane, WA7 days ago

$125,000–$180,000 Per Year

The Senior Manager translates site maintenance strategy into tactical plans and execution, leads maintenance teams and supervisors, and partners closely with Manufacturing, Quality, Validation, and Engineering to maintain a safe, compliant, and efficient operating environment. Keywords: Maintenance, reliability, Pharma, CDMO, manufacturing, plant, FDA, GMP, Sterile Aseptic liquid filling, Isolators, Clean rooms, Lyophilization, contract Manufacturing, Manager, CMRP, PLC, Automation.

New!

Bellevue, WAToday

$105,000–$145,000 Per Year

Strong computer skills including the ability to use estimating software, On-Screen Takeoff (OST), Bluebeam/PDF, spread sheets, online plan rooms and company communication tools, such as email, internet, as well as working knowledge of Microsoft Office Suite and computer based scheduling software. Responsibilities include working closely with company management, overseeing the on-site project team, accountable for the project budget and job cost, subcontractors and subcontracts, and maintaining strong relationships with the Client and other project consultants and team members.

New!

Redmond, WA5 days 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.

Kennewick, WA30+ days ago

$120,000–$175,000 Per Year
Full-time
Employee

Your leadership fosters growth, solves technical challenges, and ensures your unit thrives, delivering outstanding results and advancing both individual and company success. Imagine a day where you lead a dynamic team, balancing priorities, ensuring quality, and meeting deadlines while driving project success.

New!

Woodmont Beach, WAToday

$18.42–$30.70 Per Hour
Intern
Full-time

Our passionate people with deep engineering expertise, together with our breadth of differentiated technologies, ensure that we make the extraordinary happen and continue to shape the future of aviation in partnership with our customers. That is why we are so proud of everyone in our Exotic family who strives to be the best at what they do every day, working as a collaborative team in a culture of continuous improvement to stretch the bounds of creative thinking and provide quality products to our customers around the globe.

Spokane, WA12 days ago

$27–$30 Per Hour
Full-time
Employee

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. Pursuant to International Traffic Arms Regulations (“ITAR”) and the Export Administration Regulations (“EAR”), applicants for SELECT positions will be required to provide proof of U.S. Citizenship, U.S. Permanent Residence, or U.S. Immigration Status in order to meet the minimum qualifications for those select positions.

New!

Seattle, WA5 days 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.

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. 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, WA27 days ago

$106,600–$140,000 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.

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

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.

Spokane, WA30+ days ago

Full-time
Employee

Our broad range of markets, clients, and services, coupled with industry-leading talent, provides unique and exciting opportunities to grow as professionals, serve clients, and make a difference in our communities. Coffman Engineers is seeking a Mechanical Engineer (4-9 years)who wishes to gain alternative energy experience for a variety of projects, learn how to develop new business relationships, and work in a professional fast-paced environment.

Seattle, WA14 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.

Kennewick, WA30+ days ago

$90,000–$177,450 Per Year
Full-time
Employee

A typical day may include being part of a multi-discipline engineering team for major projects such as cooling water systems (pumps, motors, control systems, piping, heat exchangers) for existing or new power plants. Experience in one of the following industries highly preferred: engineering/design services, power generation, nuclear power, heavy industrial including chemical or pulp & paper, and government (DOE) projects.

Hamilton, WA30+ days ago

$83,000–$145,000 Per Year
Full-time
Employee

Additionally, because of Janicki’s work on aerospace products and the high volume of safety sensitive positions, Janicki takes the safety of its employees very seriously and requires that employees pass a preemployment drug test prior to starting employment. The following essential job functions are performed as a Mechanical Engineer: Works directly with the customer and internal technical teams to ensure progress on all stages of project lifecycle.

Burlington, WA13 days ago

Full-time
Employee

Our broad range of markets, clients, and services, coupled with industry-leading talent, provides unique and exciting opportunities to grow as professionals, serve clients, and make a difference in our communities. The successful candidate will be a self-motivated, energetic team player with 10+ years of experience in the design and project management of industrial Oil & Gas, Petrochemical, Pipeline, and industrial power related facilities.

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, 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

$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.

Tacoma, WA14 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.

Bellevue, WA29 days ago

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, 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.

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, WA12 days ago

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

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Mechanical Engineering Jobs in Washington

Senior Mechanical Engineer (Vessels) System One

Mechanical Engineer System One

Senior Mechanical Engineer (Supports) System One

Senior Mechanical Engineer System One

Senior Mechanical Engineer - Remote System One

Senior Mechanical Design Engineer System One

Mechanical Design Engineer System One

Engineering Test Tech 804 Technology

Mechanical Test Technician System One

Mechanical Designer System One

Senior Mechanical Designer System One

System Design Engineer System One

Engineering Test Tech Axelon Services Corporation

Senior Engineer System One

Engineering Test Tech Butler Aerospace and Defense

Weld Engineer System One

System Transients Analysis Engineer System One

Thermal Analysis Engineer System One

Senior Component Design Engineer (RPA) – Contract System One

Commercial Construction Project Engineer HITT Contracting

Senior Structural Analyst System One

Radioactive Material Transport System One

Component Design Engineer (RPA) – Contract System One

Senior Fuel Handling System Design Engineer, Nuclear System One

Diesel Technician/Mechanic III - Entry Level Penske Truck Leasing Co., L.P.

Sr. Manager Equipment Maintenance – Pharma Sterile Fill Management Recruiters of Edison

Construction Project Manager Exxel Pacific

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

Mechanical Engineering Manager Enercon services Inc

Intern - Mechanical Engineering (Aerospace) Parker Hannifin Corporation

Aircraft Mechanical Engineering Intern Triumph Group

Mechanical Engineer in Training Cushing Terrell

Ground System Fluid Mechanical Design Engineer III Blue Origin LLC

Senior Mechanical Engineer - Buildings Colliers Engineering & Design

Mechanical Engineer - Electronics Packaging - TeraWave Blue Origin LLC

Mechanical Systems Engineer II - New Glenn Upper Stage Blue Origin LLC

Sr. Ground System Fluid Mechanical Design Engineer Blue Origin LLC

Mechanical Engineer (4-9 years) Coffman Engineers

Mechanical Engineer P2S LP

Mechanical Engineer - Mid, Senior & Principal Levels Enercon services Inc

Mechanical Engineer Janicki Industries Inc.

Senior Mechanical Engineer (10+ Years) Coffman Engineers

Mechanical Engineer I Affiliated Engineers, Inc.

Mechanical Design Engineer III - Blue Ring Blue Origin LLC

Senior Mechanical Engineer P2S, Inc.

Mechanical Engineer Gannett Fleming, Inc.

Senior Mechanical Engineer ASME Lead TerraPower

Sr. Mechanical RF/Antenna Engineer - TeraWave Blue Origin LLC

Principal Opto-Mechanical Engineer - TeraWave Blue Origin LLC

Senior Mechanical Engineer - Supports TerraPower

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