Junior Mechanical Engineer - Hybrid/Remote HVAC Design

Amentum; United States; Hybrid; USD 75,000 - 115,000; Full time

Job summary

Amentum is seeking an Early Career Mechanical Engineer to support the design and analysis of building mechanical systems for industrial and government facilities. This role involves assisting senior engineers and project managers with HVAC, ductwork, piping, and plumbing system design, engineering calculations, drawing development, and construction support.

You will collaborate with multidisciplinary design teams to deliver fully coordinated, high-quality design packages, while adhering to

Qualifications

• B.S. Mechanical Engineering from an ABET accredited program.
• 0–5 years in industrial/government design of mechanical systems.
• Able to work with engineers to meet budgets and schedules.
• Familiarity with discipline-specific tools and codes.

Responsibilities

• Assist with design of HVAC, plumbing, and piping systems, including B31.3 piping.
• Perform basic calculations such as load, pipe/duct sizing, and equipment selection support.
• Create and revise drawings using AutoCAD, MicroStation, Revit, or similar tools.
• Follow codes and QA procedures; participate in project meetings and document control.

Skills

Team collaboration

Analytical skills

Attention to detail

MS Office

Education

Bachelor's in Mechanical Engineering (ABET)

Tools

AutoCAD

MicroStation

Revit

Carrier HAP

Trane TRACE

Job description

Amentum is seeking an Early Career Mechanical Engineer to support the design and analysis of building mechanical systems for industrial and government facilities. This role involves assisting senior engineers and project managers with HVAC, ductwork, piping, and plumbing system design, engineering calculations, drawing development, and construction support.

You will collaborate with multidisciplinary design teams to deliver fully coordinated, high-quality design packages, while adhering to