UNKNOWN

FEED

As a member of a multi-disciplined project team, this position will offer you the opportunity to utilize and expand your background in Instrumentation and Controls Engineering and PLC/HMI design by performing the following duties: Work on project teams with other discipline engineers involved in the design of new Programmable Logic Controller (PLC) based control systems, Safety Instrumented Systems (SIS), and other industrial control system platforms. Depending on the role, employees may use data, automation, artificial intelligence, and other digital tools to support research, analysis, engineering and design activities, workflow improvement, or other aspects of their work.

YEAR

Sargent & Lundy LLC

Lead Automation & Control Systems Engineer 1 Mission Critical

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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. 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.

Amentum

Senior Mechanical Engineer

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This role requires hands‑on experience performing and formally documenting process engineering calculations, developing process equipment specifications, and supporting design activities in highly regulated nuclear environments. As a mid-level process engineer, you will support the design, analysis, and documentation of nuclear and chemical process systems, working closely with multidisciplinary engineering teams during project development and execution of DOE and nuclear facility projects.

Mid-Level Process Engineer (Hybrid/Remote)

Working closely with controls, instrumentation, metrology, quality, operations, and data teams, the successful candidate will design and build National Instruments (NI) data acquisition systems, develop LabVIEW-based calibration software, and establish the data pipelines and analysis tools that collect, store, validate, and analyze calibration data. Working at the intersection of controls engineering and digital transformation, you will evaluate data management solutions, recommend platform architectures, and lead the integration of calibration systems with Palantir Foundry, databases, historians, and related enterprise technologies.

Centrus Energy Corp

Control Systems Software Engineer

This role involves assisting senior engineers and project managers with HVAC, ductwork, piping, and plumbing system design, engineering calculations, drawing development, and construction support. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Early Career Mechanical Engineer

Senior HVAC Mechanical Engineer

Early Career HVAC Mechanical Engineer

As a senior-level process engineer, you will provide senior level technical leadership in the design, analysis, and documentation of nuclear and chemical process systems, supporting projects from conceptual development through detailed design and execution of DOE and nuclear facility projects. The Senior Process Engineer serves as a technical authority for process systems, performs and approves complex engineering calculations, develops process and equipment specifications, and ensures compliance with applicable nuclear, safety, and quality requirements.

Senior-Level Process Engineer (Hybrid/Remote)

Founded in 1994 as a nuclear engineering firm to support federal operations in East Tennessee, GEM has since expanded into a nationwide, multi-disciplinary provider with over 270 employees and a diverse portfolio of contracts in the environmental, nuclear, and defense sectors. GEM Technologies, Inc. (GEM) is an award-winning federal contractor with more than 30 years of experience providing environmental, construction, facility management, and technical services to federal agencies, state and local governments, and commercial organizations.

GEM Technologies

Controls Engineer (Q- or TS-Cleared Candidates Only)

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OTHER

The organization is a leader in technology services, helping customers modernize infrastructure, strengthen cybersecurity, and improve business outcomes through scalable solutions. 8+ years supporting strategic enterprise customers in solutions engineering, solutions architecture, or technology consulting.

IDR Inc

Senior MCS Solutions Engineer

In this role, you will lead the development of Advanced Product Quality Planning activities, including PFMEAs, Control Plans, and Measurement System Analysis, while championing efforts to identify and implement improvements in inspection technologies, techniques, data collection, and sampling strategies. In addition, once employed, employees will become part of a random drug testing program and may also be tested in the event of any incident causing injury or causing damage to property, or if it is determined that there is a reasonable suspicion the employee is under the influence of drugs or alcohol.

Quality Engineer, Sr.

We are seeking a mechanical engineering professional to be based 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.

Entry-Level Mechanical Engineer

Based 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.

Mid-Level Mechanical Engineer

The Principal Engineer provides day-to-day leadership of engineering staff supporting assigned projects by assigning work to other Engineers, monitoring project progress, and ensuring delivery of high-quality service and maintenance of good customer relations. As part of the ABS Consulting Chemical Process Safety Center of Excellence, the Principal Engineer leads and facilitates PHAs/LOPAs and PSM/RMP compliance audits for clients across a wide variety of industries (e.g., refining, petrochemical, oil & gas production, chemical, pulp & paper, pharmaceutical, consumer products).

ABS Group of Companies Inc

Principal Engineer

BWX Technologies, Inc. and its affiliates and subsidiaries (BWXT) is not responsible for and does not accept any liability for fees or other costs associated with resumes or candidates presented by recruiters or employment agencies, unless a binding, written recruitment agreement between BWXT and the recruiter or agency exists prior to the presentation of candidates or resumes to BWXT and includes the specific services, job openings, and fees to be paid ("Agreement"). 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.

<p>At BWX Technologies, Inc. (NYSE: BWXT), we are People Strong, <em>Innovation Driven</em>. Headquartered in Lynchburg, Virginia, 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 approximately 6,700 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 nuclear operations management at more than 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. Follow us on Twitter at @BWXT and learn more at <a href="http://www.bwxt.com">www.bwxt.com</a>.</p>

BWX Technologies Inc

Gas Testing Engineer

Position Summary: As a Fire Protection Engineer you will work alongside a robust staff of experienced and licensed Fire Protection Engineers to develop and use your skills and experience to deliver and complete challenging and engaging buildings projects across many different markets with our Cities & Places business, in many different regions locally, nationally, and around the world. At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Jacobs Solutions Inc

Fire Protection Engineer - Federal

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. Prepares and peer reviews NCS documents Fissile Material Operations (FMO) Screens, NCS Evaluations (NCSEs), NCS Approvals (NCSAs), NCS Clarifications, NCS Reports, and Criticality Accident Alarm System Needs Analyses.

AtkinsRealis Group Inc

Nuclear Criticality Safety Engineer Energy

FULL_TIME

It is Siemens Healthineers' policy to comply fully and completely with all United States export control laws and regulations, including those implemented by the Department of Commerce through the Export Administration Regulations (EAR), by the Department of State through the International Traffic in Arms Regulations (ITAR), and by the Treasury Department through the Office of Foreign Assets Control (OFAC) sanctions regulations.". Physical Requirements: Lifting 50lbs (floor to above waist/head), walking, ladder/stepstool climbing, bending, twisting, sitting work, squatting work, standing work, high-reach, fine grasping manipulation, good vision, and ability to work alone.

Siemens Healthineers

Medical Imaging Field Engineer - MR/CT - Knoxville, TN

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Edgewater has a proven track record and is a trusted provider of fixed-price construction projects, engineering, and technical services for the DOE, DOD, National Nuclear Regulatory Commission (NRC), Canadian Commercial Nuclear Industry, and private sector commercial contractors involved in nuclear, high-hazard, or complex operations. Edgewater Technical Associates is seeking qualified candidates for Nuclear Criticality Safety Engineer opportunities at various locations across the United States Department of Energy (DOE) complex in support of traditional environmental clean-up missions and in support of the advancement of first-in-kind commercial fuel capabilities at select sites across the United States.

Edgewater Technical Associates

Nuclear Criticality Safety Engineer

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Edgewater has a proven track record and is a trusted provider of fixed-price construction projects, engineering, and technical services for the Department of Energy (DOE), Department of Defense (DOD), National Nuclear Regulatory Commission (NRC), Canadian Commercial Nuclear Industry, and private sector commercial contractors involved in nuclear, high-hazard, or complex operations. Proficient with developing structural drawings (plans, sections and details) for various materials of construction (steel, concrete, cold-formed steel), structural calculations, equipment anchorage, report preparation, drafting (or oversight of drafting), and preparation of construction specifications (generally in the form of general notes on the drawings).

Security Engineer Jobs in Oak Ridge, TN

Lead Automation & Control Systems Engineer 1 Mission Critical Sargent & Lundy LLC

Senior Mechanical Engineer Amentum

Mid-Level Process Engineer (Hybrid/Remote) Amentum

Control Systems Software Engineer Centrus Energy Corp

Early Career Mechanical Engineer Amentum

Senior HVAC Mechanical Engineer Amentum

Early Career HVAC Mechanical Engineer Amentum

Senior-Level Process Engineer (Hybrid/Remote) Amentum

Controls Engineer (Q- or TS-Cleared Candidates Only) GEM Technologies

Senior MCS Solutions Engineer IDR Inc

Quality Engineer, Sr. Centrus Energy Corp

Entry-Level Mechanical Engineer Amentum

Mid-Level Mechanical Engineer Amentum

Principal Engineer ABS Group of Companies Inc

Gas Testing Engineer BWX Technologies Inc

Fire Protection Engineer - Federal Jacobs Solutions Inc

Nuclear Criticality Safety Engineer Energy AtkinsRealis Group Inc

Medical Imaging Field Engineer - MR/CT - Knoxville, TN Siemens Healthineers

Nuclear Criticality Safety Engineer Edgewater Technical Associates

Structural Engineer Edgewater Technical Associates

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