System OneNewSenior Mechanical Design Engineer System OneSenior Mechanical Design EngineerBellevue, WARemote$56–$95 / hourThe 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).
System OneNewMechanical Design Engineer System OneMechanical Design EngineerBellevue, WA$52–$85 / hourYou 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.
System OneFuel Handling Mechanical Design Engineer System OneFuel Handling Mechanical Design EngineerBellevue, WARemote$50–$80 / hourProject Leadership: Oversee and lead specific technical areas within projects, acting as equipment owner or system lead, and coordinate interdepartmental activities to enhance project efficiency. Documentation Management: Generate and maintain critical design documentation, including Engineering Design Specifications, System Design Descriptions, and Interface Control Documents.
System OneNewSystem Design Engineer System OneSystem Design EngineerBellevue, WARemote$69–$115 / hourThis 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.
JobotNewEmbedded Solutions Engineer – Space Systems JobotEmbedded Solutions Engineer – Space SystemsSeattle, WA$126,000–$250,000 / yearFPGA 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.
Amazon Web Services, Inc.NewElectrical BIM Designer, DC Design Engineering Amazon Web Services, Inc.Electrical BIM Designer, DC Design EngineeringSeattle, WAYou will influence Data Center design documents for: One-lines, Switchgear, UPS, Panelboards, Transformers, Power, Lighting, Lighting Control Systems, grounding, Fire Alarm systems, Short Circuit and Arc Flash analysis, Cable tray and Cable pathways for Ethernet and Fiber systems. You will be a part of highly creative and efficient MEP BIM team, tasked with designing challenging and complex projects with innovative solutions for Amazon owned Data Center facilities.
InnovaNewElectrical Design and Analysis Engineer InnovaElectrical Design and Analysis EngineerMukilteo, WA$65–$75 / hourAs an Electrical Design & Analysis Engineer, you will:Support for the entire product lifecycle, including requirements analysis, systems design, lab design/specification, integration testing, flight test, technical sub-contractor management, field support, and customer interactions. Through our global delivery centers across North America, Asia, and Europe, we deliver strategic technology and business transformation solutions to our clients, enabling them to operate as leaders within their fields.
JobotNewApplications Engineer / BAS Programmer JobotApplications Engineer / BAS ProgrammerSeattle, WARemote$90,000–$120,000 / hourThe right candidate will work closely with engineering, project management, and field teams to turn mechanical and electrical system designs into fully operational BAS and controls platforms that optimize building performance, reliability, and efficiency. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
System OneNewI&C Design Engineer System OneI&C Design EngineerBellevue, WARemote$52–$85 / hourYou will report directly to the Non-Safety I&C Manager and collaborate with a dedicated team of scientists and engineers, driving the future of Generation IV advanced nuclear reactor technologies. This opening plays a pivotal role in advancing technology for Sodium Fast Reactor systems, focusing on system design, prototype development, integration, and commissioning.
System OneNewSenior Mechanical Engineer System OneSenior Mechanical EngineerBellevue, WARemoteSystem 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.
JT4Network Engineer JT4Network EngineerSeattle, WAFull timeA Bachelor of Science in Engineering from an ABET-accredited academic institution and eight (8) years of related engineering experience, or an accredited Master of Science in Engineering and a minimum of six (6) years of related engineering experience, or an accredited doctorate degree in engineering and a minimum four (4) years of related engineering experience are required for this position. Engineer Network Security: Engineer and implement network security baselines, including access control and firewall integration (e.g., Palo Alto, Juniper SRX, Cisco ASA), and architect the network routing infrastructure to support DoD Suite A/B encryption environments.
JobotNewSr. AI Software Engineer (C#/.Net, infrastructure & startup exp. req'd) - 100% REMOTE JobotSr. AI Software Engineer (C#/.Net, infrastructure & startup exp. req'd) - 100% REMOTESeattle, WARemote$170,000–$270,000 / yearThe ideal candidate will be mid-level backend .Net Software Engineer with recent experience within a small, fast-paced, API-focused AI infrastructure startup company with lean, highly collaborative engineering teams, where they have operated with significant ownership, autonomy, and a strong “go-getter” mentality. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
Amazon Data Services, Inc.NewSystems Engineer, Controls Fleet, Data Center Capacity Delivery Amazon Data Services, Inc.Systems Engineer, Controls Fleet, Data Center Capacity DeliverySeattle, WAThe ideal candidate will have strong experience in Windows Server administration and Linux systems, hands-on experience with automation and scripting (PowerShell, Python, or Bash), and solid understanding of networking and distributed systems. You'll make an impact by deploying and managing critical infrastructure, creating automated solutions for large-scale deployments, collaborating with teams to improve system reliability, and implementing solutions to technical challenges.
JobotNewCertification Engineer JobotCertification EngineerMedina, WA$74,000–$95,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. The successful candidate will be responsible for a diverse range of certification-related tasks, including developing training material on certification/ODA procedures and ensuring compliance with FAA regulations.
Exxel PacificNewSenior Project Engineer Exxel PacificSenior Project EngineerBellevue, WA$95,000–$120,000 / yearAs a member of the Exxel Pacific TEAM, the Senior Project Engineer is responsible for assisting the on-site project team, working under the Project Manager and Superintendent, in daily administrative management and documentation of the construction project. Strong computer skills including the ability to use Bluebeam/PDF, spreadsheets, online plan rooms and company communication tools, such as email, internet, and working knowledge of Microsoft Office Suite and computer based scheduling software.
Davis Wire CorporationElectrical Engineer Davis Wire CorporationElectrical EngineerKent, WAHistorically talented at restoring distressed companies, Heico strategically targets acquisitions that will complement its ever-growing portfolio of companies in manufacturing, construction, and industrial services. The employee is occasionally required to use hands to finger, handle or feel and reach with hands and arms, lift and/or carry up to 50 pounds, balance, bend, stoop or kneel, climb, push/pull and squat, or crouch.
JobotNewCivil Engineer JobotCivil EngineerEverett, WA$65,000–$85,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Responsibilities: Design and develop plans, specifications, and estimates for various civil engineering projects, such as water and wastewater systems, roadways, and underground utilities.
JobotNewSenior Embedded Engineer - End Devices JobotSenior Embedded Engineer - End DevicesSeattle, WA$126,000–$250,000 / yearThis role requires deep technical credibility — you will be working peer-to-peer with experienced firmware engineers —combined with the communication skills to guide less-experienced teams to successful outcomes. 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.
HITT ContractingCommercial Construction Project Engineer HITT ContractingCommercial Construction Project EngineerSeattle, WA$77,000–$82,000 / yearMaster 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 .
System OneNewSenior Engineer System OneSenior EngineerBellevue, WARemote$56–$95 / hourThe 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.
Widenet ConsultingSR. BACKEND ENGINEER Widenet ConsultingSR. BACKEND ENGINEERBellevue, WashingtonRemoteContractorExperience with AWS services, particularly Step Functions, Lambda, and event-driven architectures. · Develop and support AWS-based solutions, including Step Functions and event-driven workflows.
JobotNewSenior Wireless Systems Engineer (R&D) JobotSenior Wireless Systems Engineer (R&D)Seattle, WA$150,000–$200,000 / yearIn their previous lives, the founding team has been successful in raising $100s of millions in venture funding, developing the Amazon Sidewalk network, launching billions of dollars of space assets, and leading their teams to successful exits, both through acquisition and IPO. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
Widenet ConsultingSR. SOFTWARE ENGINEER Widenet ConsultingSR. SOFTWARE ENGINEERBellevue, WashingtonRemoteContractorDesigning and delivering RESTful APIs, including authentication, scaling, documentation, lifecycle management, and publishing via API management platforms. This role will focus on building secure, scalable services, contributing to architectural decisions, and driving engineering best practices across the team.
System OneNewCore Thermal Hydraulics Engineer System OneCore Thermal Hydraulics EngineerBellevue, WARemote$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.
System OneComponent Engineer, Nuclear System OneComponent Engineer, NuclearBellevue, WARemote$52–$85 / hourSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. This role may require sitting or standing for extended periods, with tasks including bending, grasping, and fine motor control.
System OneWeld Engineer System OneWeld EngineerBellevue, WA$63–$80 / hourThis 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.
System OneNewThermal Analysis Engineer System OneThermal 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. 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.
WeyerhaeuserNewEngineer-in-Training -Structural/Civil WeyerhaeuserEngineer-in-Training -Structural/CivilFederal Way, WA$69,300–$113,500The selected candidate will work under the supervision of a diverse team of engineers primarily dividing their time on product engineering issues that include resolving technical field questions, preparing code evaluation submittal documents, supporting industry activities and developing product specification literature and structural design software. As an industry leading manufacturer of engineered wood products, the Weyerhaeuser Product Engineering team plays a critical role in ensuring code compliance and supporting the specification and application of Weyerhaeuser engineered wood products.
System OneNewPlant Integrated Analysis Engineer System OnePlant Integrated Analysis EngineerBellevue, WARemote$37–$74 / hourSystem One is seeking a highly capable and motivated Plant Integrated Analysis Engineer to support advanced nuclear reactor development within a sodium-cooled reactor program. This is a highly technical role working cross-functionally with safety, I&C, and design engineering teams to model, analyze, and validate complex plant systems.
JobotNewWireless Systems Engineer (Hardware) JobotWireless Systems Engineer (Hardware)Seattle, WA$130,000–$200,000 / yearExcellent 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. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
AxelonNewService Engineer AxelonService EngineerBellevue, WA$46.33–$55.09 / hourAbility to perform specific PLC/HMI activities including Control System IO Checkout, System networking, Program Upload/download, understanding of ladder logic, function blocks, and troubleshooting code, and ability to write simple logic. Ability to apply mathematical operations to tasks such as water treatment chemistry calculations, determination of test reliability and validity, analysis of budgets, and monitoring Time & Material (T&M) contract costs.
Mountain Ltd.OSP Engineer Mountain Ltd.OSP EngineerEverett, WA$30–$36 / hourThe Outside Plant Engineer is a subject matter expert for all technical aspects of outside plant facilities and associated work such as cable sizing, cable counts, cable records, and permitting for ROW’s and easements. This position works as a team member with Network Planning, Central Office, Transmission, and Operations to support the growth, replacements, and upgrades of telecommunications plant facilities.
Pinnacle Technical ResourcesSoftware Engineer II Pinnacle Technical ResourcesSoftware Engineer IISeattle,, Washington$60–$65 / hourContractorThe specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Successfully placed or hired candidates would only be asked for banking details after accepting an offer from us during our official onboarding processes as part of payroll setup.
System OnePrincipal Engineer, Seismic CSA Integration and Oversight System OnePrincipal Engineer, Seismic CSA Integration and OversightBellevue, WARemote$69–$115 / hourPerform technical reviews of work products, including seismic analysis, soil-structure interaction (SSI) analysis, and probabilistic assessments. System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
System OneNewRequirements Management Engineer System OneRequirements Management EngineerBellevue, WARemote$52–$85 / hourFacilitate implementation of a Systems approach to requirements management, and its increasing complexity and maturity across design stages with multiple teammate and contractor organizations. In this role, you will act as a Requirements Management Engineer for our clients advanced nuclear reactor projects or other highly technical projects.
AxelonNewSenior AI Engineer - Privacy AxelonSenior AI Engineer - PrivacyBellevue, WA$63.57–$68.46 / hourAI Agent & LLM Engineering:Design and build multi-agent systems, orchestration layers, and agentic workflows using frameworks such as LangChain, LangGraph, Google ADK, or equivalent. Technical Leadership & Collaboration:Partner with data engineers, full stack engineers, product managers, and privacy stakeholders to deliver end-to-end AI-powered privacy solutions.
Kitsap CountyNewPUBLIC WORKS ASSISTANT DIRECTOR - COUNTY ENGINEER Kitsap CountyPUBLIC WORKS ASSISTANT DIRECTOR - COUNTY ENGINEERPort Orchard, WA$138,956.67–$177,770.45 / yearThe role requires strong technical expertise paired with the ability to coordinate effectively across departments, communicate complex topics to non-engineers, and engage with the public and elected officials with clarity and confidence. The ideal candidate will be an agile, collaborative, and service-oriented leader skilled at building relationships, guiding teams through change, and representing the County with professionalism in high-visibility settings.
System OneNewSenior Safety Methods Engineer (Nuclear) System OneSenior Safety Methods Engineer (Nuclear)Bellevue, WARemote$69–$115 / hourOther engineering activities include, but are not limited to, performing accident analyses, contributing to software qualification, participating in hazard analysis, participating in Structures, Systems and Components (SSC) classification, as well as performing verification and validation activities. Familiarity with nuclear design, regulatory requirements, and risk-informed performance-based technology guidance for Non-Light Water Reactors under Regulatory Guide (RG) 1.233 is strongly preferred.
InnovaNewStructural Analysis Engineer InnovaStructural Analysis EngineerMountlake Terrace, WA$65–$75 / hourSupport product design and verify structural integrity by using analytical methods, finite element models/simulations, and other analysis tools throughout the product lifecycle to develop the structural environment, characteristics, and performance. Through our global delivery centers across North America, Asia, and Europe, we deliver strategic technology and business transformation solutions to our clients, enabling them to operate as leaders within their fields.
WeyerhaeuserNewProcess Control/Automation Engineer WeyerhaeuserProcess Control/Automation EngineerSeattle, WA$98,800–$148,200Implement preventative and predictive maintenance methods and systems to reduce unscheduled downtown and utilize reliable troubleshooting methods to ensure production volume, quality, and overall reliability goals are met. The successful candidate will be responsible for mentoring electrical staff, troubleshooting issues, planning, developing and managing projects that address site safety and operational excellence improvements.
System OneNewSenior Nuclear Safety Analysis Engineer System OneSenior Nuclear Safety Analysis EngineerBellevue, WARemote$69–$115 / hourSystem One is seeking to contract with a Senior Nuclear Safety Analysis Engineer responsible for performing safety analyses of our client’s Demonstration reactor, and support design transients analysis, Structures, Systems and Components (SSC) classification, development of analytical models and methods, as well as uncertainty quantification and sensitivity calculation. System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
System OneSafety 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.
LeidosNewLead EPC Substation Project Engineer LeidosLead EPC Substation Project EngineerSeattle, WA$107,900–$195,050These consulting services provide clients with overall project management tasks in the areas of comprehensive engineering design of electrical transmission and distribution, substation and transmission line projects nationwide. March 31, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Kforce Inc.NewSoftware Development Engineer Kforce Inc.Software Development EngineerRedmond, WA$72–$81Participate in the development design, integration and improvement of the software; This includes designing and implementing a wide range of software using AWS stack, sometimes requiring partnership with low level embedded code software systems and architecting scalable design solutions for software distribution and deployment for satellites. We are looking for an Engineer with experience in system design and backend services along with advanced knowledge of AWS cloud services infrastructure such as Dynamo DB, Lambdas, Cloud watch, API gateways, CDK and Pipelines.
LeidosNewLead Firmware Engineer, Autonomous Systems LeidosLead Firmware Engineer, Autonomous SystemsLynnwood, WA$131,300–$237,350June 2, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. You'll work directly with microcontrollers, sensors, actuators, communications systems, and vehicle subsystems while leading teams responsible for transforming concepts into operational capabilities.
Amazon Data Services, Inc.NewSr. Mech Product Manager-Tech, DCE - Mechanical Products & Services (MPS) Amazon Data Services, Inc.Sr. Mech Product Manager-Tech, DCE - Mechanical Products & Services (MPS)Seattle, WAOur team of Technical Program Managers, Product Managers – Technical, Mechanical Engineers, and Principal Engineers work closely to innovate, create, manage, and deliver holistic programs, and ensure products are fully production ready at launch. Our scope also includes emergent global scale remediation strategic efforts that impact Data Center capacity or availability and introducing and driving business improvement initiatives increasing visibility and enabling data driven decision making.
Amazon Data Services, Inc.NewSr. Water Systems Product Manager, Mechanical Products & Services Amazon Data Services, Inc.Sr. Water Systems Product Manager, Mechanical Products & ServicesSeattle, WAThis PMT role specifically addresses the critical water and chemical engineering dimension of mechanical cooling products—ensuring that evaporative media, water treatment systems, and chemical programs are optimized for performance, cost, reliability, and environmental compliance at hyperscale. Our scope also includes emergent global scale remediation strategic efforts that impact Data Center capacity or availability and introducing and driving business improvement initiatives increasing visibility and enabling data driven decision making.
System OneNewMechanical Test Technician System OneMechanical Test TechnicianBellevue, WA$28–$52 / hourThe 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.