UNKNOWN

FEED

This role requires technical expertise, project leadership, and coordination with clients, agencies, and multidisciplinary teams to deliver high‑quality, compliant, and cost‑effective site development solutions. Lead the planning and design of site development projects, including grading, drainage, stormwater management, utilities, erosion and sediment control, and roadway access.

YEAR

Amentum

Senior Civil Engineer

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The role works under the direction of senior engineers and project managers while independently performing engineering design tasks, preparing construction documents, and coordinating with internal teams and external stakeholders. Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors.

Civil Engineer

sourcestack_via_bold

Job Duties and Responsibilities: Oversee and perform electrical design for HPC facility modifications to support the Oakridge Leadership Computing Facility (OLCF), as well as other HPC customers in the ORNL leased facilities. The HPC facilities at ORNL are the largest user of electrical power at ORNL, with over 100MW of installed electrical capacity at 7 separate data centers.

Napakiak Ventures

Electrical Engineer

Estimating Support: Work directly with ownership during the RFP process to calculate material costs, identify hidden testing requirements (e.g., helium leak tests, proof load tests), and ensure accurate labor quoting. Buy Analysis: Collaborate with engineering and ownership to determine what materials to purchase, where to leave stock for machining, and what processes (like heat treating or finishing) need to be subcontracted.

Laborup

Purchasing Engineer

Workable

OTHER

Description: 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. 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.

Akima, LLC

Mechanical Engineer, Level IV

[AW]-iCims

The ideal candidate will have hands-on experience with Laser Powder Bed Fusion (LPBF) and/or Metal Binder Jetting (MBJ), including build preparation, process parameter control, powder handling, post-processing, equipment troubleshooting, and production scale-up within a high-precision manufacturing environment. Experience working cross-functionally with Operations, Lifecycle Manufacturing Engineering, Design Engineering, Quality, Supply Chain, and Program Management teams.

Beehive Industries

Manufacturing Engineer, Additive

The Senior Quality Engineer is responsible for supporting and independently executing quality engineering activities within aerospace CNC machining operations to ensure product conformity to engineering, customer, and regulatory requirements. The position works closely with Manufacturing, Engineering, and Supply Chain teams to resolve quality issues, improve process capability, and ensure consistent compliance in a high-precision production environment.

Senior Quality Engineer(Thursday-Sunday)

Education & Years of Experience – Bachelor of Science in Engineering/Physical Science (Chemistry, Physics, or related) from an Engineering Accreditation Commission (EAC) Accreditation Board of Engineering and Technology (ABET) accredited program in the United States and 2 or more years of relevant experience. The NNSA's Y-12 National Security Complex, in Oak Ridge, Tennessee, is the nation’s only source of enriched uranium nuclear weapon components and provides enriched uranium for the U.S. Navy as well as excels in materials science, precision manufacturing, and stores enriched uranium.

GEM Technologies

System Engineer

Senior Quality Engineer

The NNSA's Y-12 National Security Complex, in Oak Ridge, Tennessee, is the nation’s only source of enriched uranium nuclear weapon components and provides enriched uranium for the U.S. Navy as well as excels in materials science, precision manufacturing, and stores enriched uranium. 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.

Commissioning & Start-Up (CSU) Engineer

Senior Manufacturing Engineer, Additive

The Principal Additive Process Engineer serves as a recognized technical authority responsible for advancing Metal Binder Jet (MBJ) technology, materials, and production capabilities for critical aerospace and defense applications. The Principal Additive Process Engineer drives solutions to complex technical challenges and establishes best practices that enable reliable, high-performance additive manufacturing operations.

Principal Process Engineer, MBJ

Process Commissioning Engineer

Principal Manufacturing Engineer, Additive

Lead manufacturing participation in APQP activities, including DFMEA review, Characteristic Matrix development, manufacturing risk identification, and production-readiness planning; partner with Plant Manufacturing Engineering and Quality on Process Flow Diagrams, PFMEAs, Control Plans, SPC, and process capability activities. Working closely with Design Engineering and Plant Manufacturing Engineering, the Lifecycle Manufacturing Engineer leads manufacturing transfer to the site, where Plant Manufacturing Engineering owns process implementation, qualification, control, and continuous improvement.

Senior Manufacturing Engineer, Life-Cycle

Candidate will provide CNS Mission Engineering with full time electrical design engineering support in Y-12 Facility Design for facility and production area activities needed to expedite the closure of Change Requests for Configuration Managed systems that have been returned to service for longer than 90 days. The NNSA's Y-12 National Security Complex, in Oak Ridge, Tennessee, is the nation’s only source of enriched uranium nuclear weapon components and provides enriched uranium for the U.S. Navy as well as excels in materials science, precision manufacturing, and stores enriched uranium.

Electrical Power Engineer

The position works closely with senior Quality Engineers, Manufacturing, and Production teams to help ensure compliance, support data collection, and contribute to continuous improvement efforts in a fast-paced machining environment. The Quality Engineer supports day-to-day quality and inspection activities within aerospace manufacturing operations to ensure products meet engineering, customer, and regulatory requirements.

Quality Engineer

Project Engineer, Nuclear Facilities

Senior Quality Engineer (Thursday-Sunday)

The Principal Additive Process Manufacturing Engineer serves as a recognized technical authority responsible for advancing Laser Powder Bed Fusion (LPBF) technology, materials, and production capabilities for critical aerospace and defense applications. The Principal Additive Process Manufacturing Engineer drives solutions to complex technical challenges and establishes best practices that enable reliable, high-performance additive manufacturing operations.

Security Engineer Jobs in Oak Ridge, TN

Senior Civil Engineer Amentum

Civil Engineer Amentum

Electrical Engineer Napakiak Ventures

Purchasing Engineer Laborup

Mechanical Engineer, Level IV Akima, LLC

Manufacturing Engineer, Additive Beehive Industries

Senior Quality Engineer(Thursday-Sunday) Beehive Industries

System Engineer GEM Technologies

Senior Quality Engineer Beehive Industries

Commissioning & Start-Up (CSU) Engineer GEM Technologies

Senior Manufacturing Engineer, Additive Beehive Industries

Principal Process Engineer, MBJ Beehive Industries

Process Commissioning Engineer GEM Technologies

Principal Manufacturing Engineer, Additive Beehive Industries

Senior Manufacturing Engineer, Life-Cycle Beehive Industries

Electrical Power Engineer GEM Technologies

Quality Engineer Beehive Industries

Project Engineer, Nuclear Facilities GEM Technologies

Senior Quality Engineer (Thursday-Sunday) Beehive Industries

Principal Process Engineer, LPBF Beehive Industries

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