Skip to main content
Posted June 21, 2026
Amentum

Mid-Level Plant Designer (OAK RIDGE) - Hybrid/Remote

Oak Ridge, TN 37830, United States Remote Full Time
Compensation: $53 to $70 Hourly
Reference: Amentum_R0159112

Mid-Level Plant Designer (OAK RIDGE) - Hybrid/Remote The necessary Job skills will include but are not limited to: A general understanding of Building...

Mid-Level Plant Designer (OAK RIDGE) - Hybrid/Remote

The necessary Job skills will include but are not limited to:

  • A general understanding of Building Mechanical Systems: HVAC/Piping/Plumbing
  • Develop piping systems and equipment layout in SmartPlant 3D or similar BIM design tools.
  • Developing General Equipment Arrangement Deliverables.
  • A basic understanding of schedules and budgets of the Plant Design and Piping Team.
  • Assist with resolving interferences and developing resolutions
  • Ensuring proper integration with other BIM tools such as Intelligent Schematics.
  • Working with Piping Engineering on Pipe Specifications and Stress analysis support locations.
  • Working with Structural Engineering for Pipe Support designs.
  • Managing the model outputs for material lists and reports.
  • Working with Civil on underground interface connections


Requirements

AS Degree or Higher

10+ years using BIM tools for Plant Design

Chemical process industrial mechanical/piping design experience

Nuclear piping design experience is preferred
  • Candidates local to Oak Ridge, TN is preferred, However, candidates with applicable experience and qualifications that are local to Oak Ridge, TN are encouraged to apply while considering additional travel requirements.


Essential Functions:

Intermittent sitting, walking, standing, bending, squatting, climbing, kneeling, twisting, and lifting. Lifting requirements limited to 20 lbs. in the form of supplies, drawings, etc. Longest distance carried is 50 feet. Hand manipulation is required for simple grasping, pushing and pulling, and fine manipulation. Right and/or left hands utilized. Occasional need to reach and/or work above the shoulder, for supplies, as well as below the shoulder for same. No foot controls necessary. Must be alert to equipment in the field, there will be occasional travel, will work near construction job site equipment when in the field, occasional need to work near hazardous equipment and machinery, occasional need to walk on uneven ground, exposure to dust, gas or fumes, exposure to noise, extremes in temperature or humidity, and potential work at heights.

We help prepare people for new opportunities and challenges. With positions at every level, openings in multiple disciplines, expertise in a range of markets and offices around the globe, we create an environment where you can learn, grow, and thrive.

Equipment and Machines: Standard office PC, with software will be provided.

Other Essential Functions
  • U.S. Citizenship required.
  • Valid driver's license is required. Must be able to work in a team atmosphere.
  • Must put forward professional behavior that enhances productivity and promotes teamwork and cooperation.
  • Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard on the employee or others.
  • Must take and pass a pre-employment drug and background check.


Compensation Details:
$53.00 - $70.00

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. 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.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance


Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:
04/16/2026 - Until Filled
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

This listing expired on Jun 22. Applications are no longer accepted.

Below are some other jobs we think you might be interested in.

  • Rogers Group
    Welder / Fabricator- Oak Ridge, TN
    • Rogers Group
    • Oak Ridge, TN 37830, United States
    Job Description Rogers Group, headquartered in Nashville, TN is a 115-year-old privately held aggregates and asphalt highway construction company with...
    Jun 11
  • Rogers Group
    Quality Control Technician- Oak Ridge, TN
    • Rogers Group
    • Oak Ridge, TN 37830, United States
    Job Description Rogers Group, Inc., headquartered in Nashville, is a privately held aggregates and asphalt highway construction company operating in 12...
    Jun 15
  • Oak Ridge Tool-Engineering, Inc
    Toolmaker
    • Oak Ridge Tool-Engineering, Inc
    • Oak Ridge, TN 37830, United States
    Oak Ridge Tool-Engineering, Inc. is searching for a skilled Toolmaker to build custom tooling and short-run production components. The individual shall...
    Jun 12
  • Oak Ridge Tool-Engineering, Inc
    Machinist - Lathe Hand
    • Oak Ridge Tool-Engineering, Inc
    • Oak Ridge, TN 37830, United States
    We are searching for a skilled machinist to perform manual and CNC lathe operations. The individual shall be able to set-up, troubleshoot, and machine...
    Jun 14
  • Oak Ridge Tool-Engineering, Inc
    Quality Inspector
    • Oak Ridge Tool-Engineering, Inc
    • Oak Ridge, TN 37830, United States
    Inspect and test parts at receiving, in-process and final inspection points using calibrated hand tools and CMM, and document results on inspection...
    Jun 13
  • Oak Ridge Tool-Engineering, Inc
    CNC Machinist
    • Oak Ridge Tool-Engineering, Inc
    • Oak Ridge, TN 37830, United States
    The individual shall be able to set-up, troubleshoot, and machine close tolerance parts on CNC machines for one-off and short-run production. The...
    Jun 14
  • Oak Ridge Tool-Engineering, Inc
    Fabricator
    • Oak Ridge Tool-Engineering, Inc
    • Oak Ridge, TN 37830, United States
    Create metal products from beginning to end, involving everything from developing weld fixtures, to layout, shaping, and welding. This includes fitting,...
    Jun 12
  • Rogers Group
    Quality Control Technician Entry Level
    • Rogers Group
    • Monterey, TN 38574, United States
    Job Description Rogers Group is seeking a motivated and detail-oriented Quality Control Technician to join our Quality Department. This entry-level...
    Jun 12
  • Centrus Energy Corp.
    Manufacturing Engineer, Sr.
    • Centrus Energy Corp.
    • Oak Ridge, TN 37830, United States
    Job Description Manufacturing Engineer - Technology & Manufacturing Center (Oak Ridge, TN) Help shape the future of advanced manufacturing at our...
    May 30
  • Rogers Group
    Quality Control Technician Asphalt Mix Design
    • Rogers Group
    • Monterey, TN 38574, United States
    Job Description Rogers Group is seeking an experienced Quality Control Technician to support our Asphalt Quality Department. This position is...
    Jun 12
  • Centrus Energy Corp.
    Quality Assurance Specialist
    • Centrus Energy Corp.
    • Oak Ridge, TN 37830, United States
    Job Description Position Summary: The Quality Assurance Specialist independently supports all areas of the American Centrifuge Operating-Oak Ridge...
    Jun 13
  • Barnhart Crane & Rigging
    Site Quality Manager
    • Barnhart Crane & Rigging
    • Oak Ridge, TN, United States
    Barnhart Energy Company, a sister company of Barnhart Crane and Rigging, is looking for Site Quality Managers to join our team. Mission: one-Team,...
    Jun 12
  • Centrus Energy Corp.
    Composite Manufacturing Technician
    • Centrus Energy Corp.
    • Oak Ridge, TN 37830, United States
    Job Description Job Summary: If you enjoy working with cutting-edge materials and precision machinery, this role is for you. As a Composites...
    Jun 19
  • Centrus Energy Corp.
    Machinist
    • Centrus Energy Corp.
    • Oak Ridge, TN 37830, United States
    Job Description Precision Machinist - Build, Create, and Innovate With Us If you take pride in craftsmanship, love solving technical challenges, and...
    May 30
  • Centrus Energy Corp.
    Sr Quality Control Specialist - Dimensional Inspection
    • Centrus Energy Corp.
    • Oak Ridge, TN 37830, United States
    Job Description Job Summary The Sr. Quality Control Specialist performs first article, in-process, and final component inspections using Coordinate...
    Jun 13
  • Centrus Energy Corp.
    Quality Control Specialist, Supplier Development
    • Centrus Energy Corp.
    • Oak Ridge, TN 37830, United States
    Job Description Job Summary: Centrus Quality Control Specialists support multiple supplier development initiatives and ongoing supplier performance...
    Jun 13