Mid-Level Plant Designer – BIM Piping & Mechanical Layout

Amentum; Oak Ridge (TN); Hybrid; USD 48,000 - 96,000; Full time

Benefits offered by this job

Health, dental, and vision

401(k) matching

Educational reimbursement

Parental leave

Employee stock purchase plan

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Plan Designer Mid in Oak Ridge, Tennessee with a strong background in BIM-based plant design. The role supports in-office or remote work with a preference for the Oak Ridge office and quarterly travel for remote staff.

The position requires building mechanical systems knowledge, piping layouts, and coordination with structural and civil teams. Candidate should have 5+ years BIM experience and relevant piping design background.

Qualifications

• AS degree or higher in a relevant field.
• 5+ years using BIM tools for Plant Design.
• Chemical process mechanical/piping design experience.
• Nuclear piping design experience preferred.

Responsibilities

• Develop piping systems and equipment layouts in BIM design tools.
• Develop design drawings and construction specifications for steel, concrete and masonry structures.
• Support design calculations using standard and advanced analysis techniques (FEA).
• Coordinate with Structural, Civil and Piping teams to resolve interferences.
• Manage model outputs for material lists and reports.

Skills

Piping design

Mechanical systems

Interference resolution

Team collaboration

Education

AS Degree or Higher

Tools

BIM tools

Job description

Amentum is seeking a Plan Designer Mid in Oak Ridge, Tennessee with a strong background in BIM-based plant design. The role supports in-office or remote work with a preference for the Oak Ridge office and quarterly travel for remote staff.

The position requires building mechanical systems knowledge, piping layouts, and coordination with structural and civil teams. Candidate should have 5+ years BIM experience and relevant piping design background.