39 mechanical jobs found in Oak Ridge, TN

Senior Mechanical Engineer Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage, driven by purpose, collaboration, and a commitment to delivering excellence for our customers and communities. We are currently seeking a Senior Mechanical Engineer to support our Projects . Description: As a senior-level mechanical engineer, you will serve as a technical leader responsible for the design, coordination, and delivery of building mechanical systems for industrial and government facilities. This role includes oversight of HVAC, plumbing, and piping system designs; leadership of mechanical engineering teams; and accountability for technical quality and compliance throughout the project lifecycle. The successful candidate will work closely with project management, discipline leads, and clients to deliver fully coordinated,...

At BWX Technologies, Inc. (NYSE: BWXT), we are People Strong, Innovation Driven. A U.S.-based company, BWXT is a Fortune 1000 and Defense News Top 100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT has 14 major operating sites in the U.S., Canada and the U.K. We are the sole manufacturer of naval nuclear reactors for U.S. submarines and aircraft carriers. Our company supplies precision manufactured components, services and fuel for the commercial nuclear power industry across four continents. Our joint ventures provide environmental restoration and operations management at a dozen U.S. Department of Energy and NASA facilities. BWXT's technology is driving advances in medical radioisotope production in North America and microreactors for various defense and space applications. For more information, visit...

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. Subcontractor will create design concepts using Pro/Engineer (CREO) CAD software and topology optimization software as appropriate. Experience leading multi-discipline machine design efforts and producing build to print equipment fabrication packages is preferred as well as CREO parametric experience. Hours will be 06:00 - 16:30, Monday through Thursday. The position will be full time. No travel is expected for this position. Ability to obtain a Q level clearance is required.

Boston Government Services (BGS) is seeking a Specialty Mechanical Engineer to support our clients at the Y12 National Security Complex in Oak Ridge, Tennessee. BGS is an engineering, technology, and security firm helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects. We support clients at every stage, from strategic planning and program management to the execution of engineering and technical activities. We work to attract and retain the best talent because the best talent delivers the best results for our clients. Our capabilities are based on our experience in complex, secure, and highly regulated environments. We leverage our experience and capabilities to provide mission-driven solutions tuned to our client's mission needs and strategic direction. Work that Matters. People that Matter More. At BGS, we believe meaningful work starts with great people. We...

Boston Government Services (BGS) is seeking a Mechanical Engineer to support our clients at the Y12 National Security Complex in Oak Ridge, Tennessee. BGS is an engineering, technology, and security firm helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects. We support clients at every stage, from strategic planning and program management to the execution of engineering and technical activities. We work to attract and retain the best talent because the best talent delivers the best results for our clients. Our capabilities are based on our experience in complex, secure, and highly regulated environments. We leverage our experience and capabilities to provide mission-driven solutions tuned to our client's mission needs and strategic direction. Work that Matters. People that Matter More. At BGS, we believe meaningful work starts with great people. We foster a...

ABOUT THE ROLE We are seeking a Mechanical Design Engineer to support our client in a direct role! This position is full-time and will be based out of Oak Ridge, TN. Responsibilities Support the design, modification, and layout of facility piping systems, performing crucial component sizing for pumps, motors, heaters, blowers, valves, and pressure vessels. Create CREO 3D models and 2D technical drawings Create, update, and redline mechanical/piping drawings, plans, and specifications, ensuring all work complies with code and industry standards. Perform pressure-drop, flow, and basic thermal calculations; assist with steady-state and transient analyses using CFD, FEA, or spreadsheet tools. Conduct pipe-stress and support-structure checks, documenting results for review, and actively participate in hazard analyses, safety reviews, and quality assurance. Prepare ROMs, equipment lists, and technical evaluations to support procurement. Get hands-on with factory...

ABOUT THE ROLE We are seeking a Specialty Mechanical Engineer to join our team supporting the DOE's Y-12 National Security Complex ! This position is full-time and will be based out of Oak Ridge, Tennessee. Responsibilities Creating design and procurement documents for specialty and first-of-a-kind equipment such as glovebox systems, furnaces, high vacuum systems, metal casting/machining equipment, etc.). Collaborating with designers to develop build-to-print design packages of custom, specialty equipment. Developing procurement documents such as equipment specifications, statements of work, and datasheets. 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). Requirements Education & Years of Experience - Bachelor's Degree in Engineering from an ABET accredited school and 10+...

Company Description: Professional Project Services Inc. has upcoming opportunity for Mechanical Engineer III-Piping (Contract Employment for up to 12 months) position in Oak Ridge, TN. Please submit resumes via the web page link below. Professional Project Services, Inc. (Pro2Serve®) is a nationally-recognized technical and engineering services firm dedicated to providing critical infrastructure engineering services in support of our Nation's security. Pro2Serve provides solutions to improve the effectiveness and efficiency of our government and private clients. We support the defense, energy, and science markets through responsive, cost-effective execution of critical security, facilities and infrastructure, nuclear defense and nonproliferation, and environmental projects. Job Description Principle Areas of Responsibility: Piping Developing process flow diagrams, piping and instrumentation diagrams, and sequences of operations; selection and layout of...

Akima 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. Successful candidates will be employees of AIS, a premier government contractor charged with employing highly motivated and well-qualified personnel who can advance Y-12's core mission to ensure a safe, secure, and reliable U.S. nuclear deterrent, which is essential to national security. Though employed by AIS, the employee will take day-to-day direction and assignments from Y-12 staff employed directly by the security complex. Pay, benefits, Human Resources, and Employment Management functions are provided by AIS. To join our team of outstanding professionals, apply today! Qualified applicants must be a US citizen, at least 18 years of age, and able to...

Akima 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. To join our team of outstanding professionals, apply today! Successful candidates will be employees of AIS, a premier government contractor charged with employing highly motivated and well-qualified personnel who can advance Y-12's core mission to ensure a safe, secure, and reliable U.S. nuclear deterrent, which is essential to national security. Though employed by AIS, the employee will take day-to-day direction and assignments from Y-12 staff employed directly by the security complex. Pay, benefits, Human Resources, and Employment Management functions are provided by AIS. Qualified applicants must be a US citizen, at least 18 years of age, and able to...

Akima 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. To join our team of outstanding professionals, apply today! Successful candidates will be employees of AIS, a premier government contractor charged with employing highly motivated and well-qualified personnel who can advance Y-12's core mission to ensure a safe, secure, and reliable U.S. nuclear deterrent, which is essential to national security. Though employed by AIS, the employee will take day-to-day direction and assignments from Y-12 staff employed directly by the security complex. Pay, benefits, Human Resources, and Employment Management functions are provided by AIS. Qualified applicants must be a US citizen, at least 18 years of age, and able to...

MS Technology, Inc. is seeking a Mechanical Engineer, P.E. with facility (e.g., piping/plumbing design, HVAC, facility utilities) and/or system (e.g., skids, pump systems, hydraulics/pneumatics) design experience to support complex nuclear and industrial projects. The ideal candidate will have experience developing piping system layouts, engineering deliverables, and design documentation in collaboration with multi-disciplinary engineering teams. Location: Onsite and/or Hybrid in Oak Ridge, TN Salary Range: Depending on Experience Responsibilities: Support system and mechanical engineering design activities for complex industrial and nuclear projects Prepare and review engineering deliverables including P&IDs, specifications, calculations (e.g., pipe stress, hydraulic, safety valve sizing, ventilation sizing), and equipment arrangements Develop piping and utility system designs supporting facility infrastructure, process support systems, and operations Coordinate...

MS Technology, Inc. is seeking a Sr. Mechanical Engineer to support our client in Oak Ridge, TN. Summary: This role utilizes parametric 3D modeling tools such as CREO or SolidWorks. The Sr. Mechanical Engineer will support scopes of work associated with components, assemblies, and machines within the project, providing technical expertise to help achieve program goals and objectives while ensuring compliance with established standards and practices. Location: Onsite in Oak Ridge, TN Salary Range: Depending on Experience Responsibilities: Assist in leading, designing, building, and troubleshooting the following Plant expansion activities Large scale heating and cooling systems High vacuum systems Filtration systems Helium leak detection equipment Composite parts and assemblies Machined parts and assemblies Assist in design and analysis of structural and dynamic systems Design manufacturing equipment as needed for manufacturing activities Develop...

Requisition Id 16986 Overview: We are seeking a Mechanical Design Engineer who will provide mechanical engineering design support for Spallation Neutron Source (SNS) systems, with emphasis on remote handling, post-irradiation examination (PIE) support, activated component handling, and spent component disposal support. This position also provides remote handling technical support to operations personnel during maintenance outages. This position resides in the Target Engineering Group in the Target Development, Engineering & Operations Section, Neutron Technologies Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Provide mechanical engineering design support for all phases of remote handling. Support fabrication, commissioning, operation, troubleshooting, and maintenance of remote handling tools and systems. Develop concepts to final detailed designs using Creo. Prepare plans, estimates, and...

Requisition Id 16933 Level: TP04 Overview: The Design Engineering Group in the Nonreactor Nuclear Facility Division (NNFD) is hiring a Mechanical Design Engineer for its Mechanical Design Team. The engineer will work with project teams, discipline leads, and stakeholders to design and analyze mechanical systems for nuclear and radiological facilities. Projects include hot cells, gloveboxes, shielded carriers, lift fixtures, pressure vessels, process piping, confinement ventilation systems, and various tools for isotope research & production. Major Duties/Responsibilities: Define and record design requirements, connections, assumptions, and standards for each project. Check existing conditions through reviewing records, site visits, measurements, and inspections. Create calculations, analyses, specifications, and complete design documents; use a graded approach and clearly document decisions. Work with other engineers, designers, and stakeholders to coordinate...

Job 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. This role involves collaborating with designers, performing detailed engineering calculations, and producing complete build-to-print fabrication packages. The engineer supports the full lifecycle of specialty equipment design, from initial requirements through fabrication documentation. Key Responsibilities • Develop build-to-print design packages for custom mechanical systems. • Prepare procurement documents including equipment specifications, statements of work, and datasheets. • Perform engineering calculations and analyses such as: - Finite element analysis - Structural and seismic analysis - Ergonomic and kinematic evaluations - Heat-transfer calculations • Produce complete...

Boston Government Services, LLC. (BGS) has created this Evergreen Talent Pool post for gathering qualified candidates for a position relating to Mechanical Piping Engineer to support the Advance Energy Business Unit at our corporate office in Oak Ridge, TN. BGS is an engineering, technology, and security firm helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects. We support clients at every stage, from strategic planning and program management to the execution of engineering and technical activities. We work to attract and retain the best talent because the best talent delivers the best results for our clients. Our capabilities are based on our experience in complex, secure, and highly regulated environments. We leverage our experience and capabilities to provide mission-driven solutions tuned to our client's mission needs and strategic direction. Work that...

Boston Government Services, LLC. (BGS) has created this Evergreen Talent Pool post for gathering qualified candidates for a position relating to Mechanical Engineer to support the Advance Energy Business Unit at our corporate office in Oak Ridge, TN. BGS is an engineering, technology, and security firm helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects. We support clients at every stage, from strategic planning and program management to the execution of engineering and technical activities. We work to attract and retain the best talent because the best talent delivers the best results for our clients. Our capabilities are based on our experience in complex, secure, and highly regulated environments. We leverage our experience and capabilities to provide mission-driven solutions tuned to our client's mission needs and strategic direction. Work that Matters....

MS Technology, Inc. is seeking a Mechanical Engineer to support our client in Oak Ridge, TN. Summary: This role utilizes parametric 3D modeling tools such as CREO or SolidWorks. The Mechanical Engineer supports scopes of work associated with components, assemblies, and machines within the project, providing technical expertise to help achieve program goals and objectives while ensuring compliance with established standards and practices. Responsibilities: Assist in leading, designing, building, and troubleshooting the following Plant expansion activities Large scale heating and cooling systems High vacuum systems Filtration systems Helium leak detection equipment Composite parts and assemblies Machined parts and assemblies Assist in design and analysis of structural and dynamic systems Design manufacturing equipment as needed for manufacturing activities Develop specifications for fabrication materials and equipment Assist in the creation, review, and...

Job Description Overview We are seeking a Senior Piping Engineer to join our team in a fully remote capacity. This position is aligned with our Oak Ridge, TN office and offers the opportunity to contribute to innovative nuclear and commercial projects. The ideal candidate is an experienced engineering professional with deep expertise in piping system design, analysis, and implementation, and a passion for delivering safe, high-quality engineering solutions. Your role This role requires a senior experienced mechanical or process engineering professional responsible for design, layout, installation, and maintenance of piping systems and associated supports. This role will support the overall design and analysis of mechanical components, systems and piping designs for nuclear and commercial projects. Creates detailed engineering drawings, P&IDs, and 3D models for piping routes, equipment, placement, and plant setup. Performs a variety of engineering...