63 mechanical design engineer jobs found in Oak Ridge, TN

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...

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...

BMG is a thermoforming packaging/automation solutions leader focused on a customer-centric approach to designing and building capital equipment machinery, tooling systems, and packaging automation solutions. We are a global organization representing the world's most extensive thermoforming portfolio in the following industries: automotive, medical, electronics, horticulture, food, and process automation. Our Knoxville site is the leading food service packaging automation designer and capital equipment manufacturer servicing installations internationally. We use the latest robotic technology to build material handling and packaging of paper solutions. Position Scope: BMG has an exciting opportunity for a Mechanical Design Engineer located in Knoxville, TN. The Mechanical Design Engineer will be expected to design, detail, test and support automated machinery, robotic systems, and integrated systems for production primarily in the packaging industry. The engineer will be...

ONLY US CITIZENS OR PERMANENT RESIDENT GREEN CARD HOLDERS WILL BE CONSIDERED FOR THIS POSITION Summary: Performs technical work to develop and design new products and refine existing product lines. Also creates drawings and bills of material for the production of tank trailers. This position will report to the local Engineering Supervisor. The position will require working individually and with teams. Essential Functions: Assist senior engineers and operations with shop floor process and product improvements Assist senior engineers with process improvements within the department Understand DOT code and how to apply to tank trailers Use CAD system to create models and drawings for parts and trailer sub systems Create and manage items and BOMs in ERP system for parts and trailer sub systems Read and decipher AutoCAD drawings. Operate Inventor and Vault to create accurate drawings. Requirements: Proficient in MS office applications (Word, Power point, Excel)...

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...

Job Description Overview We are seeking a Senior Structural Engineer to join our team in a fully remote capacity. This position is aligned with our Oak Ridge, Tennessee office and offers the opportunity to contribute to complex nuclear and commercial infrastructure projects. The ideal candidate is an experienced structural engineering professional with a strong technical background, demonstrated expertise in structural design and analysis, and a commitment to delivering safe, innovative, and high-quality engineering solutions. Your role Responsible for designing, developing, testing, and overseeing the construction and maintenance of infrastructure projects. Responsible for the overall design and analysis of safety and non-safety related structures for nuclear and commercial projects. Regularly interfaces with the other technical disciplines (mechanical, nuclear, operations and electrical engineering teams) for structural design and layouts having a...

Job Description Overview We are seeking an Intermediate Piping Engineer Energy - Remote. This remote position is based out of our Oak Ridge, TN office. Your role Mechanical or Process engineering responsible for design, layout, installation, and maintenance of piping systems and associated supports. Supports the 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 calculations using traditional engineering methods and applicable design codes and regulatory requirements. Will specify piping materials, fittings, valves, and support systems and perform stress analysis using software to ensure structural integrity. (e.g., PipeStress, AutoPipe, MathCAD, GT STRUDL, ANSYS). Prepares technical specifications, requisitions, and vendor recommendations for...

Job Description Overview We are seeking an Intermediate Civil Engineer Energy - Remote. This remote position is based out of our Oak Ridge, TN office. Your role Responsible for designing, developing, testing, and overseeing the construction and maintenance of infrastructure projects. Responsible of design and analysis of safety and non-safety related structures for nuclear and commercial projects. Interfaces with the other technical disciplines (mechanical, nuclear, operations and electrical engineering teams) for structural design and layouts. Applies knowledge and experience, industry best practices, regulatory guidance, codes and standards, and good engineering judgment to ensure the design is compliant with International regulatory criteria and industry best practices. Performs a variety of engineering calculations using traditional engineering methods or Finite Element Analysis (FEA) to document compliance with project and code requirements, which may...

Job Description Overview We are seeking a Senior Process Engineer - Remote. This remote position is based out of our Oak Ridge, TN office. Your role This role requires a senior experienced engineering professional responsible for analyzing, developing, and improving industrial processes. This role will support the overall design and analysis of mechanical components and system designs for nuclear and commercial projects. Collaborate with productions teams, quality control, and other engineers to ensure processes run efficiently and meet safety and regulatory standards having a significant impact on project. Applies extensive knowledge of engineering principles to design products such as chemical engineering systems including reaction vessels, filtration systems, ion-exchange skids, piping and vessel systems. Conversant in the selection of commercially available equipment, which may include pumps, valves, pipe fittings, in-line components and filtration...

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...

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...

Requisition Id 16778 Overview: Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. The Enrichment Systems Engineering Section is seeking a Machine Design Engineering Group Leader who will support the Enrichment Science and Engineering Division (ESED) within the Isotope Science and Engineering Directorate (ISED) at Oak Ridge National Laboratory (ORNL). ESED serves the nation in two critical areas: advancing enrichment technologies and exploring stable isotope production and applications. The division leverages an elite staff of scientists and engineers with the world-leading capabilities of ORNL to deliver groundbreaking advancements with a variety of applications, from national security to life-saving medical treatments. ESED is the national steward for the research, development, and demonstration of...

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.

Requisition Id 17074 Overview: Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. The Enrichment Systems Engineering Section is seeking a Machine Design Engineer who will support the Enrichment Science and Engineering Division (ESED) within the Isotope Science and Engineering Directorate (ISED) at Oak Ridge National Laboratory (ORNL). ESED serves the nation in two critical areas: advancing enrichment technologies and exploring stable isotope production and applications. The division leverages an elite staff of scientists and engineers with the world-leading capabilities of ORNL to deliver groundbreaking advancements with a variety of applications, from national security to life-saving medical treatments. ESED is the national steward for the research, development, and demonstration of centrifuge...

Requisition Id 17063 Overview: Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. The Enrichment Systems Engineering Section is seeking a Machine Design Engineer who will support the Enrichment Science and Engineering Division (ESED) within the Isotope Science and Engineering Directorate (ISED) at Oak Ridge National Laboratory (ORNL). ESED serves the nation in two critical areas: advancing enrichment technologies and exploring stable isotope production and applications. The division leverages an elite staff of scientists and engineers with the world-leading capabilities of ORNL to deliver groundbreaking advancements with a variety of applications, from national security to life-saving medical treatments. ESED is the national steward for the research, development, and demonstration of centrifuge technology...

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 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+...