Principle Optical Engineer & Electro-Optical Lead - Directed Energy Huntington Ingalls Industries IncPrinciple Optical Engineer & Electro-Optical Lead - Directed EnergyKnoxville, TN$112,057–$220,000 / yearThis role ensures that optical designs-including beam control systems, optical assemblies, stray light mitigation, precision alignment, and laser propagation systems-translate into safe, functional, and production-ready hardware that meets stringent performance, reliability, and safety requirements. Level 4 - 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.
RF Engineer -Microwave & Quasi-Optics Type One Energy GroupRF Engineer -Microwave & Quasi-OpticsKnoxville, TennesseeYou will work alongside highly motivated physicists and engineers to design, analyze, and validate the QO transmission line that delivers high-power millimeter-wave beams from gyrotron sources to the plasma vessel. Our FusionDirect development program pursues the lowest-risk, shortest-schedule path to a fusion power plant over the coming decade, using a partner-intensive and capital-efficient strategy.
Lead Mechanical Engineer - Directed Energy Huntington Ingalls Industries IncLead Mechanical Engineer - Directed EnergyKnoxville, TN$101,354–$165,000 / yearThis role ensures that mechanical designs-including structural components, thermal management systems, precision assemblies, and packaging solutions-translate into safe, functional, and production-ready hardware that meets stringent performance, reliability, and safety requirements. The ideal candidate will excel at computer-aided mechanical engineering design, demonstrate leadership in collaborative multidisciplinary environments, and thrive when developing solutions with incomplete or evolving requirements typical of advanced defense programs.
Metrology Lead Engineer Type One Energy GroupMetrology Lead EngineerKnoxville, TennesseeTeam player capable of leveraging an organization stacked with an array of highly educated and skilled subject matter experts who bring different backgrounds and experiences to bear in bringing fusion power to the grid by 2035. Ultimately, this role is pivotal to enabling our technical and programmatic success — ensuring that complex engineering efforts are delivered predictably, transparently, and in alignment with the company’s broader fusion energy development roadmap.
Engineer, Associate Materials And Failure Analysis Eos Energy Enterprises Inc.Engineer, Associate Materials And Failure AnalysisThorn Hill, TNRequired to have close visual acuity to perform an activity such as: preparing and analyzing data and figures; transcribing; viewing a computer terminal; extensive reading; visual inspection involving small defects, small parts, and/or operation of machines (including inspection); using measurement devices; and/or assembly or fabrication parts at distances close to the eyes. Customer/Partner Locations- Employee may visit customer or partner locations that may be comprised of office, manufacturing floor, laboratory environments and construction sites depending on the location and reason for visit.
Electrical Engineer Employee MagnetsElectrical EngineerKnoxville, TennesseeDesign, simulate, and test analog and digital circuits using microcontrollers, FPGAs, DSPs, op-amps, A/D converters, filters, and power supplies (linear and DC/DC switching). This role blends deep technical design with hands-on lab work , supporting both new product development and legacy systems in a collaborative, cross-disciplinary environment.
Senior Mechanical Engineer, Remote Handling and Full Scale Integration Kairos PowerSenior Mechanical Engineer, Remote Handling and Full Scale IntegrationOak Ridge, TNRemoteForeign nationals who are citizens of countries that are not on the Department of Energy’s general authorization list (link below) are not permitted to work in our facility unless the Department of Energy issues an export control license to the company to permit that individual to have access to Part 810-controlled information. The Senior Engineer will drive 1:1 scale integration efforts to validate interfaces, clearances, tolerances, and handling sequences—systematically derisking reactor maintenance strategies prior to deployment.
Engineer, Materials And Failure Analysis Eos Energy Enterprises Inc.Engineer, Materials And Failure AnalysisThorn Hill, TNRequired to have close visual acuity to perform an activity such as: preparing and analyzing data and figures; transcribing; viewing a computer terminal; extensive reading; visual inspection involving small defects, small parts, and/or operation of machines (including inspection); using measurement devices; and/or assembly or fabrication parts at distances close to the eyes. This role sits at the intersection of materials, electrochemistry, mechanical/electrical engineering, and manufacturing quality - translating field returns, production test failures, and reliability data into actionable engineering fixes.
Manufacturing Test Technician GTT, LLCManufacturing Test TechnicianOak Ridge, TNUnder general supervision, the Manufacturing Test Technician performs a wide range of electro-mechanical activities, including equipment setup, calibration, testing, troubleshooting, and repair of electronic and mechanical assemblies, subassemblies, and integrated systems used in manufacturing. Teams here include infrared optical engineers, embedded software developers, systems integration specialists, defense technology professionals, and product managers working on products that define the state of the art across sectors that matter.