Mechanical Engineering Expert, CAD, CFD & FEA BraintrustMechanical Engineering Expert, CAD, CFD & FEASeattle, WAIn this project-based role, you will review, annotate, and evaluate highly technical engineering content, applying your domain expertise to ensure the accuracy and quality of datasets used for AI training. We are seeking a Mechanical Engineering expert with advanced CAD, Computational Fluid Dynamics (CFD) and FEA experience to support a leading AI lab developing next-generation engineering AI models.
NewSenior Mechanical Engineer ASME Lead System OneSenior Mechanical Engineer ASME LeadBellevue, WARemote$69–$115 / hourThis is an excellent opportunity to contribute to next-generation nuclear technology while working with a highly collaborative engineering team focused on innovation, safety, and technical excellence. This role will focus on the design, analysis, and certification of safety-related reactor components and pressure-retaining systems in accordance with ASME Section III requirements.
Senior Mechanical Design Engineer System OneSenior Mechanical Design EngineerBellevue, WA$52–$85 / hourCoordinate and utilize inputs and requirements from Engineering and Project teams to produce equipment and components design solutions, including drawings, models, and specifications. 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.
Mechanical Designer System OneMechanical DesignerBellevue, WA$37–$74 / hourDesign mechanical and structural components, test fixtures, flow loops, rigs, and sub-scale test articles. Experience creating fabrication drawings and applying Design for Manufacturability (DFM) and Design for Assembly (DFA) principles.
Senior Mechanical Designer System OneSenior Mechanical DesignerBellevue, WA$69–$115 / hourThis 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.
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.
NewApplications 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.
Test Engineer Johnson Service GroupTest EngineerKent, WAThis role supports the development and operations of New Glenn, a single-configuration, heavy-lift orbital launch vehicle capable of routinely carrying people and payloads to low-Earth orbit, geostationary transfer orbit, cislunar, and beyond. You will identify the test fixtures, test support equipment, and data acquisition systems necessary to execute your testing scope and work with tooling and equipment designers as necessary to design and procure this hardware.
NewService Account Manager (Paper & Pulp) JobotService Account Manager (Paper & Pulp)Redmond, WARemote$115,000–$130,000 / yearThis role focuses on developing long-term customer relationships, identifying service and maintenance opportunities, and serving as a trusted advisor to manufacturing facilities seeking to improve reliability, efficiency, and operational performance. Whether your background comes from maintenance, operations, engineering, field service, or technical sales, success in this role comes from understanding customer challenges and helping them improve plant performance through service-based solutions.
Engineering Test Tech AxelonEngineering Test TechMonroe, WA$45–$50 / hourMust 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.
GSE & Tooling Design Engineer Johnson Service GroupGSE & Tooling Design EngineerKent, WAYou will create CAD models of tools and equipment, create drawings of parts and assemblies, create model/assembly drawings of test configurations, and facilitate proper format and file management in the Windchill life cycle application. As part of a hardworking team of diverse specialists and engineers, you will work with a variety of multi-disciplined engineers to design test equipment, tooling, ground support equipment (GSE), and other hardware for various spaceflight systems.
NewSystem Design Engineer, Fluids System OneSystem Design Engineer, FluidsBellevue, 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.
Senior Engineer, Fuel Handling and Dry Storage System OneSenior Engineer, Fuel Handling and Dry StorageBellevue, WARemote$52–$85 / hourThis role is responsible for the engineering design of spent fuel pool systems, dry cask storage equipment, and associated mechanical systems while supporting licensing, regulatory compliance, and multidisciplinary engineering activities. System One is seeking an experienced Senior Fuel Handling & Dry Storage System Engineer to support the design, analysis, and qualification of nuclear fuel handling and dry storage systems for advanced nuclear energy projects.
Test Engineer System OneTest EngineerBellevue, WA$52–$85 / hourThe selected candidate will work closely with multidisciplinary engineering teams, scientists, and technicians to ensure testing is completed safely, accurately, and in accordance with project requirements. Bachelor's degree in Mechanical Engineering, Nuclear Engineering, Electrical Engineering, Chemical Engineering, or a related engineering discipline.
Plant Integration Engineer – Steam & Power Systems System OnePlant Integration Engineer – Steam & Power SystemsBellevue, WARemote$56–$96 / hourMinimum 10 years of experience in nuclear power plant design, commercial power generation, power plant modifications, oil & gas, refining, chemical processing, or large industrial process facilities. Experience with: Steam cycle systems, Heat exchangers, Thermal energy storage, Molten salt systems, Balance of Plant (BOP), Energy Island design, Nuclear Island integration.
System 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.
Component Engineer, Nuclear System OneComponent Engineer, NuclearBellevue, 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. This role may require sitting or standing for extended periods, with tasks including bending, grasping, and fine motor control.
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.
NewPrincipal Engineer, Plant Design Integration System OnePrincipal Engineer, Plant Design IntegrationBellevue, WARemote$69–$116 / hourThe ideal candidate will bring a broad nuclear engineering background, strong knowledge of NRC regulations, and the ability to lead cross-functional technical decisions affecting the overall plant design. Responsibilities: Support the development and maintenance of the Reactor Plant architecture and programs, ensuring integration of complex technical areas spanning design, analysis, licensing, and testing.
NewSystem Design Engineer, EM Pump System OneSystem Design Engineer, EM PumpBellevue, WARemote$69–$115 / hourGenerate design package for pumps, pump support systems, sub-systems, and equipment designs including coordination of calculations, design reports, mechanical drawings, and engineering design specifications. This individual will provide technical ownership of a submersible EM pump operating within a liquid-sodium processing system and coordinate with multidisciplinary engineering teams, suppliers, and testing personnel.