Mechanical / HVAC Designer

Amentum • Oak Ridge, TN, United States • Posted June 07, 2026

Location Oak Ridge, TN
Job Type Full-time
Category other-general
Posted June 07, 2026
As a mid-level Mechanical / HVAC Designer in the Amentum Nuclear Projects and Consulting business unit you will work with Senior level designers to create HVAC equipment, ductwork and piping 3D models. Additional responsibilities will include coordination with other disciplines working in BIM models, working with mechanical engineers, and designers/engineers in other disciplines to deliver a fully coordinated and collaborated project. Designer will be responsible for creating the design deliverables such as orthographic and isometric drawings. Additionally, designers will assist in interference detection and resolution as well as ensuring proper integration with other tools.

**Qualifications - External**


+ High School Diploma/GED
+ 5+ years using BIM tools for Plant such as: SmartPlant 3D, Revit, BIM/3D software, etc…
+ Proficiency using design software such as: AutoCAD, and MicroStation
+ Industrial HVAC ductwork and piping layout design experience
+...

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