Thermal Engineer StarcloudThermal EngineerRedmond, WashingtonThese subsystems include cold plates, coolant loops, pumps, and very large lightweight deployable radiators, working closely with the mechanical and mechanisms teams. Preferred Qualifications: Proven track record in spacecraft thermal design, delivering optimized solutions for mass, cost, reliability, performance, and manufacturability.
NewCell Test Engineer, Amazon Leo Amazon.com IncCell Test Engineer, Amazon LeoRedmond, WAPerform battery qualification and characterization testing across a broad range of methods and specialized equipment, including but not limited to vacuum and helium bomb leak testing, ultra-high-precision coulometry (UHPC), rapid self-discharge evaluation, batch capacity testing, nondestructive inspection (CT, microscopy), DPA, abuse testing (thermal runaway, ARC, calorimetry, etc). Spec, procure, install, and commission new test and inspection equipment for the new lab, developing commissioning checklists that verify equipment across its full operating range and load before real testing begins, and partnering with vendors on selection, troubleshooting, and support.
Senior Welding Engineer System OneSenior Welding EngineerBellevue, WA$56–$95 / hourSystem One is seeking a Senior Welding Engineer for a yearlong contract role to work as part of a high-functioning team of engineers focused on materials processing, supply chain development and supplier qualification for next generation material and components for sodium-cooled fast reactors. Oversee test programs for qualification of welds, including mechanical properties, burst testing, thermal creep, creep-fatigue, neutron irradiation, thermal aging, and sodium exposure.
Thermal Analysis Engineer ProtingentThermal Analysis EngineerBellevue, WARemote$52–$85 / hourPerform 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. 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 .
Lead Thermal Engineer StarcloudLead Thermal EngineerRedmond, WashingtonHigh-power thermal systems: pumped fluid loops, large radiators, industrial heat exchangers, data center cooling, power-plant systems, automotive thermal, refrigeration, or petroleum process systems. By moving compute into orbit, we tap nearly unlimited solar power and radiate heat straight into the cold of space, escaping the energy and cooling limits that constrain data centers on Earth.
Sr. Principal Phased Array Antenna Engineer - TeraWave Blue Origin Enterprises LPSr. Principal Phased Array Antenna Engineer - TeraWaveSeattle, WA$264,103–$369,743.85 / yearand/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.
Safety Analysis Engineer, Nuclear System OneSafety Analysis Engineer, NuclearBellevue, WARemote$69–$115 / hourThis contract Safety Analysis Engineer role performs deterministic nuclear safety analysis and transient/accident modeling (RELAP5-3D or similar) to support U.S. NRC licensing submittals. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Senior Engineer, Plant Thermal Hydraulic Methods ProtingentSenior Engineer, Plant Thermal Hydraulic MethodsBellevue, WARemote$56–$95 / hourJob Qualifications: Degree in Mechanical, Nuclear, Chemical Engineering, or similar fields, with 6+ years of experience in system-level thermal hydraulic modeling and method development for nuclear or complex energy systems. 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 .
Thermal Hydraulic Software Analysis Engineer ProtingentThermal Hydraulic Software Analysis EngineerBellevue, WARemote$56–$95 / hourJob Responsibilities: Perform thermal hydraulic analysis and engineering calculation/assessment of nuclear reactor core components and structures in exploration of reactor architecture options including component selections, configurations, and sizing in support of the design of Reactor demonstration reactor system using in-house thermal-hydraulic software, computational fluid dynamic software, and hand calculations. Strong background in nuclear thermal-hydraulics analysis, with demonstrated expertise in evaluating and performing engineering calculations related to the flow distribution, pressure drop and heat transfer in nuclear reactor cores, as proven through university research, publications, and/or work experience.
Sr. Mechanical Engineer - Avionics Mechanical Packaging - TeraWave Blue Origin Enterprises LPSr. Mechanical Engineer - Avionics Mechanical Packaging - TeraWaveWA$145,188–$203,263.20 / yearand/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 own mechanical packaging for the Power Management and Distribution (PMAD) Line Replaceable Unit (LRU), including enclosure, card retention, thermal paths, connector access, mounting interfaces, serviceability, mass optimization, producibility, and integration flow.
RAC System Design Engineer (Mechanical) System OneRAC System Design Engineer (Mechanical)Bellevue, WARemote$54–$90 / hourThe selected candidate will collaborate with project managers, design engineers, analysts, test engineers, and multidisciplinary engineering teams to support the successful design, integration, and deployment of this first-of-a-kind reactor technology. This role will support the ongoing development of a passive reactor cooling system designed to continuously remove heat through natural convection, providing safe and reliable cooling without reliance on pumps or operator actions.
NewSenior Engineer, Thermal Hydraulics TerraPower LLCSenior Engineer, Thermal HydraulicsBellevue, WA$117,922–$176,883 / yearTerraPower 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. Minimum of 5 years of related experience with a Bachelor's degree in Mechanical, Nuclear, or Chemical engineering (or equivalent); or 3 years and a Master's degree; or a PhD with demonstrated ability to perform the thermal-hydraulic analysis of nuclear reactor core and/or system components.
Senior Engineer, Plant Thermal Hydraulics Validation ProtingentSenior Engineer, Plant Thermal Hydraulics ValidationBellevue, WARemote$56–$95 / hourAbout 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 . Define validation needs, develop test requirements, and collaborate closely with test engineering teams to ensure alignment between model gaps and experimental programs.
NewPrinciple Engineer, Core Mechanical Test TerraPowerPrinciple Engineer, Core Mechanical TestBellevue, WashingtonTerraPower 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. Ability to perform advanced structural analysis using ANSYS, including nonlinear behavior, dynamic loading scenarios, thermal‑mechanical coupling, and verification of complex core mechanical components; highly desired.
NewElectrical Engineer System OneElectrical EngineerSeattle, WA$43–$55 / hourThis individual will work closely with FAA engineers and project teams to support communications infrastructure upgrades, equipment installation, system integration, and engineering design activities. Provide engineering support including design development, SIP/IRD preparation, design updates, technical reviews, and coordination activities.
Mechanical Engineer IV- #26-16937 US Tech Solutions, Inc.Mechanical Engineer IV- #26-16937Redmond, WA$70–$95 / hourRapid Prototype Mechanical Design: Design and develop rapid prototypes of mechanical components for AR products, ensuring timely delivery and meeting project specifications. Lead Mechanical Engineering workstreams for electromechanical sensor integration onto wearable hardware, ensuring all mechanical aspects of development, performance, and reliability are met ensuring program success.
Principal Engineer, Plant Thermal Hydraulics Validation TerraPower LLCPrincipal Engineer, Plant Thermal Hydraulics ValidationBellevue, WA$168,316–$252,475 / yearTerraPower 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 company's 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.".
Senior Avionics FPGA Design & Verification Engineer - TeraWave Blue Origin Enterprises LPSenior Avionics FPGA Design & Verification Engineer - TeraWaveWA$156,802–$219,522.45 / yearand/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.
Nuclear Engineering Program Developer System OneNuclear Engineering Program DeveloperBellevue, WARemote$56–$95 / hourThe successful candidate will coordinate with engineers working on systems, components, or engineering analysis areas such as safety analysis, thermal analysis, stress analysis, and/or process/control analysis. Provide inputs on plant level and system level requirements, specifications, and strategy documents related to plant operations and maintenance activities over the lifecycle of a nuclear facility.
Mechanical Engineer (Solar) StarcloudMechanical Engineer (Solar)Redmond, WashingtonYou will own the full lifecycle of our solar array mechanical systems, from concept and deployment kinematics to orbital operation, working closely with senior leadership and multidisciplinary teams to rapidly and iteratively deliver low cost, reliable space hardware at huge scale. Key Responsibilities: Design and Development: Create and manage detailed CAD models from the component level up to the spacecraft level, accounting for complex stowed (launch) and deployed (orbital) configurations.
NewSystem Design Engineer, EM Pump Averro IncSystem Design Engineer, EM PumpBellevue, WA$69–$115 / hourGenerate and manage complete design packages including calculations, drawings, Engineering Design Specifications, and Interface Control Documents; lead technical reviews with cross-discipline teams and external suppliers. Integrate the EM Pump into the processing system steady-state and transient model in Aspen HYSYS Plus; execute thermal, seismic, structural, pipe stress, and heat transfer analyses using COMSOL Multiphysics and MATLAB.
NewLead Satellite Test Operations Engineer, Amazon Leo Amazon.com IncLead Satellite Test Operations Engineer, Amazon LeoKirkland, WAIts mission is to deliver fast, reliable internet to customers and communities around the world, and we've designed the system with the capacity, flexibility, and performance to serve a wide range of customers, from individual households to schools, hospitals, businesses, government agencies, and other organizations operating in locations without reliable connectivity. You will be a hands-on leader for the Test Operations Engineering team, responsible for delivering results against the Value Stream"s KPIs for satellite test and managing the team that tests complex satellite systems at scale.
NewSenior Structural Analyst System OneSenior Structural AnalystBellevue, WARemote$56–$95 / hourThis role focuses on performing structural and finite element analyses (FEA) of reactor vessels, reactor internals, containment structures, and nuclear island components operating in high-temperature and radiation environments. The ideal candidate will have extensive experience with structural mechanics, ANSYS, ASME design codes, and engineering analysis for complex mechanical systems.
Mechanical Engineer (Satellite Bus) StarcloudMechanical Engineer (Satellite Bus)Redmond, WashingtonYou will own the full lifecycle of our mechanical systems, from concept to orbital operation, working closely with senior leadership and multidisciplinary teams to rapidly and iteratively deliver low cost, reliable space hardware at huge scale. Key Responsibilities: Design and Development: Create and manage detailed CAD models from the component level up to the spacecraft level, accounting for stowed (launch) and deployed (orbital) configurations.
Staff Mechanical Engineer - Payloads BlackSky Technology IncStaff Mechanical Engineer - PayloadsTukwila, WAYou will ensure the payloads developed by our partners meet the demands of our space systems by establishing requirements; collaborating and co-engineering with internal and external parties; evaluating payload design artifacts and test results; and addressing production issues. Lead the mechanical design and integration of payloads into our satellite structures, applying experience and engineering judgement to develop technical plans for your work and others that considers the full program scope and addresses requirements, risks, and schedule.
NewSenior Mechanical Design Engineer, Test Systems Blue OriginSenior Mechanical Design Engineer, Test SystemsSeattle, WA$145,188–$203,263.20 / yearResponsibilitiesPerform detailed engineering calculations including stress analysis, thermal analysis, and pressure equipment sizingDevelop comprehensive technical specifications, design criteria, and engineering drawingsCreate and maintain code data reports, design documentation, and compliance recordsReview and approve vendor submissions for code complianceDesign pressure vessels, piping systems, and related mechanical components in accordance with applicable codesServe as the technical authority for code compliance, providing guidance to engineering teamsDevelop inspection and testing plans that meet requirementsSupport certification and recertification activitiesEvaluate non-conformances and develop technically sound resolution strategiesGuide manufacturing teams on code-compliant fabrication techniques and requirementsMentor junior engineers on code application and compliance practicesMinimum QualificationsBachelor's degree in Mechanical Engineering or related engineering field8+ years of mechanical design experience with at least 5 years focused on ASME code-compliant equipmentProficiency in GD&T principles per ASME Y14.5Experience with engineering calculations for pressure-containing equipmentStrong CAD skills with 3D modeling software (SolidWorks, NX, CATIA, or similar)Experience with FEA tools for stress analysis and structural validationDemonstrated ability to interpret and apply code requirements to complex design problemsExperience working with quality assurance programs for pressure equipmentKnowledge of material selection considerations for various operating conditionsFamiliarity with NDE methods and acceptance criteriaExcellent technical writing and communication skillsStrong problem-solving abilities and attention to detailPreferred QualificationsMaster's degree in Mechanical Engineering or related fieldExperience with design and certification of high-pressure or cryogenic systemsBackground in aerospace, power generation, oil & gas, or process industriesExperience with risk-based approachesFamiliarity with welding engineering principles and ASME Section IX requirementsExperience with fitness-for-service evaluationsKnowledge of pressure relief device sizing and selectionExperience with pressure testing procedures and test oversightUnderstanding of design requirements for specific services (hydrogen, oxygen, lethal service)Compensation Range for WA applicants is $145,188.00 - $203,263.20Culture 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.
Thermal Analysis Engineer System OneThermal Analysis EngineerBellevue, WashingtonRemote$52–$85 / hourPerform 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.
NewSenior Staff Mechanical Engineer Agile Space IndustriesSenior Staff Mechanical EngineerSeattle, WA$146,000–$247,000 / yearProfound expertise in mechanical design, specifically for high‑pressure/high‑temperature environments (valves, injectors, combustion chambers, pressure vessels, etc.).Demonstrated experience in delivering rocket engine hardware architectural solutions and setting company‑wide technical execution methods. Design and develop components and assemblies for chemical rocket systems, including concept creation, hand calculation verification, CAD assembly design and management, BOM creation, drawing production, and collaboration with manufacturing and testing teams.
Senior Mechanical Engineer EchodyneSenior Mechanical EngineerKirkland, WA$124,733–$187,048 / yearAbility to advise RF, Microwave, Digital & Antenna engineering teams on constraints (mechanical, environmental, thermal) & work to a production solution. Experience leading the mechanical design of RF or millimeter-wave transmit/receive modules, or equivalent PWA-based transceivers, at x-band or above through qualification & product launch.
Motor Engineer Sr - Lunar Blue Origin Enterprises LPMotor Engineer Sr - LunarSeattle, WA$145,188–$203,263.20 / yearand/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.
Core Thermal Hydraulics Engineer System OneCore Thermal Hydraulics EngineerBellevue, Washington$69–$115 / hourPerform thermal-hydraulics analysis using in-house subchannel software to evaluate reactor core scenarios and support safety design parameters. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Mechanical Engineer (Mechanisms) StarcloudMechanical Engineer (Mechanisms)Redmond, WashingtonPosition Overview: As a Mechanisms Engineer at Starcloud, you will play a pivotal role in designing and developing spacecraft mechanisms for our space-based data centers, in particular the deployable solar panels and deployable radiators which make our mission possible. Key Responsibilities: Design and Development: Identify and analyze requirements, conduct trade studies on mechanism design options, and apply First Principles Engineering Analysis to optimize mechanisms and systems for satellites.
Mechanical Engineer (Loads and Dynamics) StarcloudMechanical Engineer (Loads and Dynamics)Redmond, WashingtonAs a Loads and Dynamics Engineer at Starcloud, you will be responsible for low- and high-frequency loads, vibration, shock, and dynamic environments for Starcloud spacecraft during ground transportation, launch, deployment, and on-orbit operations. You will work closely with mechanical, mechanisms, structures, thermal, avionics, and integration teams to ensure Starcloud’s space-based data centers can survive launch, deploy reliably, and operate safely in orbit.
Sr. Avionics Hardware Engineer - Spacecraft Systems Blue Origin Enterprises LPSr. Avionics Hardware Engineer - Spacecraft SystemsWA$107,136–$149,990.40 / yearand/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.
Senior Mechanical Engineer - Buildings Colliers Engineering & DesignSenior Mechanical Engineer - BuildingsSeattle, WA$106,600–$140,000 / yearFull timeWe 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.
NewPrinciple Engineer, Core Mechanical Test TerraPower LLCPrinciple Engineer, Core Mechanical TestBellevue, WA$168,316–$252,475 / yearTerraPower 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. Ability to perform advanced structural analysis using ANSYS, including nonlinear behavior, dynamic loading scenarios, thermal‑mechanical coupling, and verification of complex core mechanical components; highly desired.
Senior Safety Methods Engineer ProtingentSenior Safety Methods EngineerBellevue, WARemote$37–$74 / hourJob Qualifications: Degree in Mechanical, Nuclear, Chemical Engineering, or similar fields, with 3+ years of experience in system-level thermal hydraulic modeling and method development for nuclear or complex energy systems. 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 .
NewComponent Engineer, Amazon Leo Amazon.com IncComponent Engineer, Amazon LeoRedmond, WAAs a Component Engineer at Amazon Leo, you will be responsible for supporting the Component Engineering team by supporting the management of Leo's approved component library and developing component engineering processes and mechanisms. Export Control Requirement: Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
Part-Time Student Worker - Firmware Engineer (FW Thermal/Body) Zoox IncPart-Time Student Worker - Firmware Engineer (FW Thermal/Body)Seattle, WAZoox's program offers hands-on experience with cutting-edge technology, mentorship from some of the industry's brightest minds, and the opportunity to make meaningful contributions to real projects. Zoox is seeking a motivated Firmware Engineer student worker to join our team, focusing on diagnostic services for the thermal and body systems.
Power Electrical Engineer ProtingentPower Electrical EngineerRedmond, WA$60–$90 / hourAbout 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. Job Responsibilities: Define the board power architecture: rail planning, budgeting, sequencing, and power-state/mode design for FPGA/SoC, memory, and peripheral loads.
NewMechanical Design Engineer - Zero Emissions PACCARMechanical Design Engineer - Zero EmissionsKirkland, WA$80,800–$120,800 / yearFamiliarity with control specifications and ASPICE processExperience with tools such as Windchill, MS Teams and Co‑Pilot/ Claude / OpenAI.Understanding of engineering project management processData analysis of FEA and CFD resultsWhy work for PACCAR/Kenworth? Be able to travelQualifications / SkillsB.S. in Mechanical Engineering or related field required and in-depth experience in designing and specifying automotive, aerospace, or HD truck components desired.1‑3+ years' experience with multiple systems or whole vehicle architecture required.
Mechanical Design Engineer III Blue Origin Enterprises LPMechanical Design Engineer IIIWA$121,023–$169,432.20 / yearand/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. If you share our passion for propulsion system development and design, thrive in a dynamic startup environment, excel on integrated cross-functional teams, are experienced and skilled in several relevant areas listed below, continuously seek out opportunities to learn and improve, and do not allow title or job description to limit the depth or breadth of your contributions, then we would love to hear from you.
Fuel Handling System Design Engineer System OneFuel Handling System Design EngineerBellevue, WARemote$52–$85 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Develop analyses such as thermal, seismic, structural, pipe stress, heat transfer, and others, integrating results into plant design delivery.
CRD System Design Engineer (Mechanical) ProtingentCRD System Design Engineer (Mechanical)Bellevue, WARemote$56–$95 / hourProvide technical direction and interface to supplier projects, working with supply chain teams to ensure delivery of engineering designs and other deliverables, as well as coordination and performance of technical reviews of deliverables. Interface with and support licensing activities needed to obtain both the construction and operating licenses for the reactor systems including development of safety analysis reports, technical specifications, topical reports, and other licensing documents.
RAC System Engineer (Mechanical) ProtingentRAC System Engineer (Mechanical)Bellevue, WARemote$56–$95 / hourProvide technical direction and interface to supplier projects, working with supply chain teams to ensure delivery of engineering designs and other deliverables, as well as coordination and performance of technical reviews of deliverables. Interface with and support licensing activities needed to obtain both the construction and operating licenses for the reactor systems including development of safety analysis reports, technical specifications, topical reports, and other licensing documents.
Electrical Test Engineer II - New Glenn Component Test Blue Origin Enterprises LPElectrical Test Engineer II - New Glenn Component TestWA$99,201–$138,880.35 / yearand/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.
CRD System Design Engineer (Mechanical) System OneCRD System Design Engineer (Mechanical)Bellevue, WARemote$54–$90 / hourThe selected candidate will collaborate with project managers, design engineers, analysts, test engineers, supply chain teams, and other engineering disciplines to support the successful development and deployment of advanced reactor technology. The successful candidate will demonstrate strong technical leadership, engineering excellence, attention to detail, and the ability to thrive in a fast-paced, collaborative engineering environment.
Senior Safety Methods Engineer TerraPower LLCSenior Safety Methods EngineerBellevue, WA$138,685–$208,027 / yearOther engineering activities include, but are not limited to, closure model formulation, system transient codes development and maintenance, performing reactor transient analyses, code benchmark with Integral Effect Tests (IETs) or Separate Effect Tests (SETs), scaling analysis, software commercial-grade dedication, contributing to code assessment and adequacy evaluation, as well as performing verification and validation activities. 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.
System Transients Analysis Engineer ProtingentSystem Transients Analysis EngineerBellevue, WARemote$69–$115 / hourAbout 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 . Integrate with other engineering groups performing aspects of component, system, fuel, and control system design and related thermal-hydraulic testing.
NewFluids/Mechanical Test Engineer II - Spaceflight Blue OriginFluids/Mechanical Test Engineer II - SpaceflightSeattle, WABlue Origin in Seattle, WA is looking for a skilled engineer to support our Lunar Permanence business unit focused on developing lunar landers. This role requires hands-on experience in fluids and thermal systems, with responsibilities ranging from test planning to execution.