Structural Engineer 1 (Bridge Design, 2027 New Grads!) CDM SmithStructural Engineer 1 (Bridge Design, 2027 New Grads!)Knoxville, TennesseeIn addition, during employment individuals may be required by CDM Smith or a CDM Smith client to successfully complete additional background checks, including motor vehicle record as well as drug testing. Background Check and Drug Testing Information: CDM Smith Inc. and its divisions and subsidiaries (hereafter collectively referred to as “CDM Smith”) reserves the right to require background checks including criminal, employment, education, licensure, etc.
Water / Wastewater Design Engineer ICE, Civil Engineering, Infrastructure FirmWater / Wastewater Design EngineerKnoxville, TennesseeProjects will include treatment facility planning and design, raw water intakes, water distribution lines, booster pump station design, regional water planning, water system mapping and management plans, lift station design, sanitary sewer system planning and design, asset management planning, and a variety of permitting. With expertise across various disciplines including utilities, highways, bridges, site design, surveying, and inspections, RGC&A delivers comprehensive solutions tailored to diverse project needs.
Rotordynamics Engineer - Mechanical Engineer Napakiak VenturesRotordynamics Engineer - Mechanical EngineerOak Ridge, TNArchitect and guide the construction of advanced test systems, encompassing state-of-the-art data acquisition, digital signal processing architectures, and high-speed signal analysis to capture critical performance metrics. Position Overview: The Rotordynamics Development and Testing Engineer will spearhead engineering process innovation and rigorous testing activities to support the manufacturing of gas centrifuges for UF6 enrichment.
Mechanical Engineers STRATA G, LLCMechanical EngineersOak Ridge, TNOur 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.
Mechanical Engineer Napakiak VenturesMechanical EngineerOAK RIDGE, TNPosition Overview: NEC is seeking a Mechanical Engineer-PE with experience in piping systems and fluid transfer including but not limited to engineering and design of pipe, pump, controls, and related in-line and on-line devices, who will support various Projects, Programs, and Operations. Mechanical Engineer for assigned projects to develop Mechanical Systems Scopes of Work to meet Project Objectives and provide support to Project Teams as needed to achieve required results.
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.
Mechanical Engineer, Level IV NANA Regional Corporation IncMechanical Engineer, Level IVOak Ridge, TNAkima Infrastructure Services, LLC (AIS), is actively seeking Engineering, Professional, Technical, and Administrative support personnel as part of our staff augmentation team supporting the Department of Energy at the Y‑12 National Security Complex located in Oak Ridge, Tennessee and the Pantex Plant located in Amarillo, Texas. Major Equipment Mechanical engineer support includes: Estimating, specifying, designing, procurement and construction support of specialty and first of a kind equipment such as gloveboxes, furnaces, high vacuum systems and metal casting/machining equipment.
Mechanical Engineer STRATA G, LLCMechanical EngineerOak Ridge, TNStrata-G is seeking an experienced Mechanical Engineer with the following: Summary: 10+ years of experience in data center construction/renovation or other power and cooling related infrastructure projects. Construction and renovation projects - process cooling design - piping, HVAC, Data Center Experience with water cooled mechanics, chillers, cooling towers, process cooling water, pumps, etc.
Graduate Mechanical Engineer Salas O'Brien Engineers IncGraduate Mechanical EngineerKnoxville, TNOur specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.
Mechanical Engineer Co-op - Knoxville, TN Varian Medical Systems IncMechanical Engineer Co-op - Knoxville, TNKnoxville, TNHow we work: When you join Siemens Healthineers, you become one in a global team of scientists, clinicians, developers, researchers, professionals, and skilled specialists, who believe in each individual's potential to contribute with diverse ideas. We are from different backgrounds, cultures, religions, political and/or sexual orientations, and work together, to fight the world's most threatening diseases and enable access to care, united by one purpose: to pioneer breakthroughs in healthcare.
Specialty Mechanical Engineer Napakiak VenturesSpecialty Mechanical EngineerOak Ridge, TNJob Summary Specialty Mechanical Engineers in the Projects Equipment Design Engineering organization develop design and procurement documentation for custom and first‑of‑a‑kind mechanical systems, including glovebox systems, furnaces, high‑vacuum systems, and metal casting/machining equipment. Perform engineering calculations and analyses such as:– Finite element analysis– Structural and seismic analysis– Ergonomic and kinematic evaluations– Heat‑transfer calculations• Produce complete fabrication packages including drawings, specifications, procurement documents, and supporting analyses.•
Specialty Mechanical Engineer, Level IV NANA Regional Corporation IncSpecialty Mechanical Engineer, Level IVOak Ridge, TNa) Collaborating with designers to develop build-to-print design packages of custom, specialty equipment; b) Development of procurement documents such as equipment specifications, statements of work, and datasheets; c) performing calculations and analysis associated with machine design (to include, but not limited to, finite element analysis, structural and seismic analysis, ergonomic studies, kinematic calculations and heat transfer calculations). e) Experience leading multi-discipline teams that include mechanical, electrical, instrumentation/controls, HVAC, piping, process and welding disciplines on machine design efforts; f) Producing build-to-print equipment fabrication packages including fabrication drawings, fabrication specifications, procurement documents, calculations, etc.
Specialty Mechanical Engineer, Level V NANA Regional Corporation IncSpecialty Mechanical Engineer, Level VOak Ridge, TNEngineering design tasks may include: a) Collaborating with designers to develop build-to-print design packages of custom, specialty equipment; b) Development of procurement documents such as equipment specifications, statements of work, and datasheets; c) performing calculations and analysis associated with machine design (to include, but not limited to, finite element analysis, structural and seismic analysis, ergonomic studies, kinematic calculations and heat transfer calculations). e) Experience leading multi-discipline teams that include mechanical, electrical, instrumentation/controls, HVAC, piping, process and welding disciplines on machine design efforts; f) Producing build-to-print equipment fabrication packages including fabrication drawings, fabrication specifications, procurement documents, calculations, etc.
Mechanical Engineer Oak Ridge National LaboratoryMechanical EngineerOak Ridge, TNMajor Duties/Responsibilities: Oversee and perform mechanical engineering and design oversight for data center projects including review and approve mechanical design documents, change orders, material requisitions, calculations, studies, and specifications for construction or procurement use. Responsibilities include facility and data center equipment cooling and piping, system controls, and utility interface, and coordination with ORNL subject matter experts, design teams, construction contractors, operations, and maintenance organizations.
Nuclear Mechanical Engineer Oak Ridge National LaboratoryNuclear Mechanical EngineerOak Ridge, TNDevelop and document integrated thermal-hydraulic evaluations for target/experiment hardware-define coolant flow paths (flow splits, pressure drops, velocities) and heat loads/temperatures across the operating envelope; assess credible off-normal conditions (e.g., reduced flow/blockage, control or operator errors, post-trip/low-flow heat removal), demonstrate margin to applicable thermal limits (saturation/incipient boiling/CHF as required), and evaluate hydraulic stability risks (flow-induced vibration, loose parts/debris transport), using calculations and/or flow testing to support conclusions and required mitigations. Supporting the largest radioisotope production and research portfolio within the Department of Energy (DOE) Office of Science for Isotope R&D and Production, as well as extensive isotope production programs for the DOE Office of Nuclear Energy and National Nuclear Safety Administration, this position will grant you the opportunity to work with rare nuclear materials, and the unique facilities at ORNL, including the High Flux Isotope Reactor (HFIR) and the Radiochemical Engineering Development Center (REDC), as you help guide the strategic growth of our isotope production enterprise.
Mechanical Engineer; Knoxville, TN Career CollectiveMechanical Engineer; Knoxville, TNKnoxville, TennesseeThe ideal candidate will be responsible for the design of various HVAC mechanical systems and have the opportunity to work on a variety of commercial, institutional, and mixed-use projects. EIT or PE license is highly preferred, but non-licensed candidates will be considered for Designer positions.
Senior-Level Mechanical Engineer AmentumSenior-Level Mechanical EngineerOak Ridge, Tennessee$120,000–$180,000 / yearBased in Oak Ridge, Tennessee, this role will provide design engineering support for large-scale, complex projects for a diverse portfolio of clients that includes the U.S. Department of Energy, the National Nuclear Security Administration (NNSA), and commercial nuclear companies. The successful candidate will work closely with project management, discipline leads, and clients to deliver fully coordinated, code‑compliant, and high‑quality engineering solutions in accordance with Amentum’s established quality procedures.
Senior-Level Mechanical Engineer Amentum Services IncSenior-Level Mechanical EngineerOak Ridge, TN$120,000–$180,000 / yearBased in Oak Ridge, Tennessee, this role will provide design engineering support for large-scale, complex projects for a diverse portfolio of clients that includes the U.S. Department of Energy, the National Nuclear Security Administration (NNSA), and commercial nuclear companies. The successful candidate will work closely with project management, discipline leads, and clients to deliver fully coordinated, code‑compliant, and high‑quality engineering solutions in accordance with Amentum's established quality procedures.
Mechanical Engineer Teledyne TechnologiesMechanical EngineerKnoxville, TennesseeResearches, plans, and designs mechanical and electromechanical products and systems, and directs and coordinates activities involved in fabrication, operation, application, installation, and repair of mechanical or electromechanical products and systems. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research..
NuclearMechanical Engineer - HFIR PVR Project STRATA G, LLCNuclearMechanical Engineer - HFIR PVR ProjectOak Ridge, TNStrata-G is seeking an experienced Nuclear/Mechanical Engineer - HFIR PVR Project with the following: Summary: Client is currently preparing for two exciting major replacement projects, the reactor pressure vessel and the beryllium reflector, to sustain and enhance HFIR's operation performance. Our 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.