NewSenior Mechanical Engineer Naval Nuclear LaboratorySenior Mechanical EngineerIdaho Falls, ID$95,700–$149,600 / yearBachelors degree from an accredited college or university in a related technical, engineering or science field and a minimum of 6 years of relevant experience; or Masters degree from an accredited college or university in a related technical, engineering or science field and a minimum of 4 years of relevant experience; or Doctorate degree from an accredited college or university in a related technical, engineering or science field and a minimum of 1 year of relevant experience; or Currently a Senior Reactor Training Engineer, Refueling Engineer, or Field (RPCO) Engineer at the Company. Naval Nuclear Laboratory personnel are FMP employees who work at four DOE facilities: Bettis Atomic Power Laboratory, Knolls Atomic Power Laboratory, Kenneth A. Kesselring Site, and Naval Reactors Facility, and at the U.S. Department of Defense-owned Nuclear Power Training Unit-Charleston.
NewExaminations Infrastructure Support Engineer - Entry Level Naval Nuclear LaboratoryExaminations Infrastructure Support Engineer - Entry LevelIdaho Falls, ID$63,900–$97,800 / yearNaval Nuclear Laboratory personnel are FMP employees who work at four DOE facilities: Bettis Atomic Power Laboratory, Knolls Atomic Power Laboratory, Kenneth A. Kesselring Site, and Naval Reactors Facility, and at the U.S. Department of Defense-owned Nuclear Power Training Unit-Charleston. The engineer will work in a team environment, supporting exam operations, participating in post-exam reviews and continuous improvement efforts, and helping to identify opportunities to increase the reliability, usability, and maintainability of examination infrastructure.
Entry Level Engineer Naval Nuclear LaboratoryEntry Level EngineerIdaho Falls, ID$63,900–$97,800 / yearNaval Nuclear Laboratory personnel are FMP employees who work at four DOE facilities: Bettis Atomic Power Laboratory, Knolls Atomic Power Laboratory, Kenneth A. Kesselring Site, and Naval Reactors Facility, and at the U.S. Department of Defense-owned Nuclear Power Training Unit-Charleston. For nearly 70 years, the Naval Nuclear Laboratory has developed advanced nuclear propulsion technology, provided technical support, and trained world-class nuclear operators to ensure the safe and reliable operation of our nation's submarine and aircraft carrier Fleets.
Engineer of Radiological Work, Entry Level Naval Nuclear LaboratoryEngineer of Radiological Work, Entry LevelIdaho Falls, ID$63,900–$97,800 / yearBachelors degree from an accredited college or university in a related technical, engineering or science field; or Masters degree from an accredited college or university in a related technical, engineering or science field. As a Nuclear Equipment & Process Engineer, you’ll support critical work in preparing, installing, and maintaining complex systems for fuel handling and examinations.
NewMechanical Engineering New Graduate | Idaho Falls, ID IMEG ConsultantsMechanical Engineering New Graduate | Idaho Falls, IDIdaho Falls, IdahoRecent work includes U.S. Environmental Protection Agency / Ann Arbor, MI / National Vehicle and Fuel Emissions Laboratory / Energy Savings Performance Contract Design Oversight and Construction Follow-on Services, Government (Federal); FSU / Social Justice Museum / New Building, Education; and Faust Farms WTP and WWTP, Housing. Strong technical and analytical skills including knowledge of principles relating to thermodynamics, psychrometrics, heat transfer and fluid mechanics as it relates to mechanical systems design in HVAC, plumbing and fire protection systems for buildings.
Fall 2026 Mechanical Engineering Intern - Idaho Falls, ID Aalo AtomicsFall 2026 Mechanical Engineering Intern - Idaho Falls, IDIdaho Falls, IdahoWe’re seeking motivated and detail-oriented individuals who meet the following criteria: Currently pursuing or recently completed a degree in Mechanical Engineering or a related field. Experience with CAD software (e.g., SolidWorks, NX, Inventor, etc.) and simulation tools (e.g., ANSYS, NASTRAN, STAR-CCM, etc.).
Process Mechanical Engineer - Power AtkinsRealisProcess Mechanical Engineer - PowerIdaho Falls, ID$95,000–$130,000 / yearNote to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. This position supports engineering execution for new and existing power generation facilities, including simple cycle and combined cycle plants, and requires technical knowledge in thermodynamics, heat transfer, fluid systems, and equipment specification.
Senior Process Mechanical Engineer, Power AtkinsRealisSenior Process Mechanical Engineer, PowerIdaho Falls, IDThis position supports engineering execution for new and existing power generation facilities, including simple‑cycle and combined‑cycle plants, and requires strong technical knowledge in thermodynamics, heat transfer, fluid systems, and equipment specification. Note to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency.
Mechanical Engineers Strata-G, LLCMechanical EngineersIdaho Falls, IDOur team of intellectually curious and highly motivated engineers, scientists and business professionals engages with our clients to solve complex energy and environmental challenges around the world. Tests for the absence of any illegal drug as defined in 10 CFR 707.4, will be conducted by Strata-G and a background investigation by the Federal government may be required to obtain an access authorization prior to employment.
NewElectrical Engineering New Graduate | Idaho Falls, ID IMEG ConsultantsElectrical Engineering New Graduate | Idaho Falls, IDIdaho Falls, IdahoRecent work includes U.S. Environmental Protection Agency / Ann Arbor, MI / National Vehicle and Fuel Emissions Laboratory / Energy Savings Performance Contract Design Oversight and Construction Follow-on Services, Government (Federal); FSU / Social Justice Museum / New Building, Education; and Faust Farms WTP and WWTP, Housing. You will work closely with experienced engineers and consultants, contribute to project planning and budgeting, and collaborate with cross-functional and multidisciplinary teams to help meet project goals and client expectations.
NewStructural Engineering New Graduate | Idaho Falls, ID IMEG ConsultantsStructural Engineering New Graduate | Idaho Falls, IDIdaho Falls, IdahoRecent work includes U.S. Environmental Protection Agency / Ann Arbor, MI / National Vehicle and Fuel Emissions Laboratory / Energy Savings Performance Contract Design Oversight and Construction Follow-on Services, Government (Federal); FSU / Social Justice Museum / New Building, Education; and Faust Farms WTP and WWTP, Housing. Prioritize safety in all aspects of engineering work, conduct oneself in an ethical and professional manner, and collaborate with multidisciplinary teams, including other engineers, architects, and project managers, to deliver integrated solutions that meet project goals.
Engineering Intern Fall 2026 Advanced Ceramic Fibers LLCEngineering Intern Fall 2026Idaho Falls, IDFull timeAbout Us: At Advanced Ceramic Fibers, LLC (ACF), we are an award-winning advanced materials company creating revolutionary high-performance ceramic fibers and composites for extreme environments. Idaho Falls offers an outstanding quality of life for outdoor enthusiasts — located just 1.5 hours from Yellowstone National Park, Sun Valley, and Jackson Hole, and 3 hours from Salt Lake City.
NewStructural Engineering Intern | Idaho Falls, ID IMEG ConsultantsStructural Engineering Intern | Idaho Falls, IDIdaho Falls, IdahoRecent work includes U.S. Environmental Protection Agency / Ann Arbor, MI / National Vehicle and Fuel Emissions Laboratory / Energy Savings Performance Contract Design Oversight and Construction Follow-on Services, Government (Federal), FSU / Social Justice Museum / New Building, Education, and Faust Farms WTP and WWTP, Housing. This mentored internship offers hands-on exposure to project research, design documentation, cross-functional coordination, and project progress tracking in support of project goals and client expectations.
Product Development Engineer (Hard Parts) Teton OutfittersProduct Development Engineer (Hard Parts)Rigby, IdahoExperience in powersports, outdoor gear, overseas supplier collaboration, stage-gate product development, test rig development, validation equipment, or regulatory and durability testing for off-road or vehicle-mounted products preferred. In this role, you will contribute across the full product development lifecycle, from early concepts through production-ready designs, with a focus on products that support rider safety, comfort, and performance (e.g., helmets, goggles).
Product Development Engineer (Hard Parts) Polaris IndustriesProduct Development Engineer (Hard Parts)Rigby, IDExperience in powersports, outdoor gear, overseas supplier collaboration, stage-gate product development, test rig development, validation equipment, or regulatory and durability testing for off-road or vehicle-mounted products preferred. In this role, you will contribute across the full product development lifecycle, from early concepts through production-ready designs, with a focus on products that support rider safety, comfort, and performance (e.g., helmets, goggles).
NewStaff/Lead Development Engineer (Hard Parts) Polaris IndustriesStaff/Lead Development Engineer (Hard Parts)Rigby, IDIn this role, you will provide technical expertise across the full product development lifecycle, from early concepts through production-ready designs, with a focus on products that support rider safety, comfort, and performance (e.g., helmets, goggles). + Experience in powersports, outdoor gear, overseas supplier collaboration, stage-gate product development, test rig development, validation equipment, or regulatory and durability testing for off-road or vehicle-mounted products preferred.
Product Development Engineer (Hard Parts) Polaris IncProduct Development Engineer (Hard Parts)Rigby, IDExperience in powersports, outdoor gear, overseas supplier collaboration, stage-gate product development, test rig development, validation equipment, or regulatory and durability testing for off-road or vehicle-mounted products preferred. In this role, you will contribute across the full product development lifecycle, from early concepts through production-ready designs, with a focus on products that support rider safety, comfort, and performance (e.g., helmets, goggles).
Staff/Lead Development Engineer (Hard Parts) Polaris IncStaff/Lead Development Engineer (Hard Parts)Rigby, IDExperience in powersports, outdoor gear, overseas supplier collaboration, stage-gate product development, test rig development, validation equipment, or regulatory and durability testing for off-road or vehicle-mounted products preferred. In this role, you will provide technical expertise across the full product development lifecycle, from early concepts through production-ready designs, with a focus on products that support rider safety, comfort, and performance (e.g., helmets, goggles).
Thermal Hydraulics Engineer Aalo AtomicsThermal Hydraulics EngineerIdaho Falls, IdahoThis role focuses on applying advanced CFD tools to complex heat transfer and fluid flow problems, often in support of reactor components, experiments, or coupled multi-physics analyses. We are seeking a skilled CFD Analyst / Thermal-Fluid Engineer to perform high-fidelity thermal-fluid simulations supporting nuclear and energy-related applications.
Nuclear Fuel Development Engineer Standard NuclearNuclear Fuel Development EngineerIdaho Falls, IdahoThis is a hands-on technical role suited for an early-career engineer with experience or strong interest in nuclear fuels, materials processing, chemical processing, ceramics, powders, or fuel fabrication. Bachelor’s or Master’s degree in Nuclear Engineering, Chemical Engineering, Materials Science, Mechanical Engineering, Ceramic Engineering, Chemistry, or a related technical discipline.