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.
System OneNewSenior Component Design Engineer (RPA) – Contract System OneSenior Component Design Engineer (RPA) – ContractBellevue, WARemote$56–$95 / hourRequirements 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.
System OneNewComponent Design Engineer (RPA) – Contract System OneComponent Design Engineer (RPA) – ContractBellevue, WARemote$52–$85 / hourSupport 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.
System OneNewI&C V&V Design Engineer System OneI&C V&V Design EngineerBellevue, WARemote$67–$110 / hourDevelop technical design documentation including System Requirements Documents, System Design Descriptions, Interface Control Documents, Engineering Specifications, P&IDs, control system architecture drawings, and loop diagrams. System One is seeking an experienced Instrumentation & Control (I&C) Verification & Validation (V&V) Engineer to support advanced Generation IV nuclear reactor technologies and Natrium digital I&C systems.
System OneNewLead Instrumentation & Controls (I&C) Design Engineer System OneLead Instrumentation & Controls (I&C) Design EngineerBellevue, WARemote$84–$135 / hourAdditional preferred skills include designing high-temperature systems (400°C+), experience with PFDs, P&IDs, AutoCAD, AutoCAD Electrical, SolidWorks, and supporting I&C startup testing procedures. Support advanced nuclear reactor technology projects involving system design, prototype development, plant-level integration, and commissioning activities.
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.
InnovaNewElectrical Design and Analysis Engineer InnovaElectrical Design and Analysis EngineerLynnwood, 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.
System OneNewSenior Mechanical Engineer (Supports) System OneSenior Mechanical Engineer (Supports)Bellevue, WARemote$69–$115 / hourThe 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.
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.
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.
System OneNewSenior Mechanical Engineer - Remote System OneSenior Mechanical Engineer - RemoteSeattle, WARemote$55–$75 / hourThis 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.
System OneNewSenior Mechanical Engineer (Vessels) System OneSenior Mechanical Engineer (Vessels)Bellevue, WARemote$69–$115 / hourPerform 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.
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.
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.
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.
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.
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.
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.
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.
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 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.
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.
System OneNewWeld 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 OneNewSystem Transients Analysis Engineer System OneSystem Transients Analysis EngineerBellevue, WARemote$67–$110 / hourThis 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.
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.
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.
System OneNewSenior Safety Methods Engineer System OneSenior Safety Methods EngineerBellevue, WA$37–$74 / hourThe engineer also builds automated, repeatable workflows, documents methodologies and assumptions, collaborates across disciplines to align methods with design and safety analysis, and follows SQA/NQA-1 practices to ensure traceability, configuration control, and reproducibility. Responsibilities include running steady-state and transient analyses to assess model performance and fidelity needs, integrating closure models and empirical correlations into existing frameworks, and identifying gaps through sensitivity studies to drive method improvements.
JouléNewSenior Quality Assurance Engineer JouléSenior Quality Assurance EngineerRedmond, WA$65–$73 / hourJoin a collaborative and innovation-driven medical technology organization as a Senior Quality Assurance Engineer, where you'll play a key role in ensuring product quality, supplier performance, and manufacturing excellence. Perform critical assessments and qualifications of internal and supplier-proposed change management activities, including Production Part Approval Process (PPAP) activities for supplier changes.
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.
Mountain Ltd.NewOSP Engineer Mountain Ltd.OSP EngineerTacoma, WA$30–$36 / hourThe Outside Plant Engineer is a subject matter expert of 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 upgrade 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 OneNewPrincipal 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.
InnovaNewStructural Analysis Engineer InnovaStructural Analysis EngineerLynnwood, 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.
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 OneNewElectrical 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.
System OneNewI & C Human Factors Engineer System OneI & C Human Factors EngineerBellevue, WARemote$56–$95 / hourThis role focuses on integrating Human Factors Engineering (HFE) into digital control systems and human-system interfaces (HSIs) for next-generation reactor technology. This role supports an advanced nuclear technology program focused on delivering safe, reliable, and innovative energy solutions.
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.
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.
System OneNewConstruction Oversight Engineer System OneConstruction Oversight EngineerBellevue, WARemote$84–$135 / hourThis position requires a strong background with the U.S. Nuclear Regulatory Commission (NRC), including qualified reactor inspection experience, along with the ability to work independently in a dynamic construction environment. System One is seeking a highly experienced Construction Oversight Engineer to support a cutting-edge advanced nuclear energy project in Kemmerer, Wyoming.
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.