Mechanical Engineer; HVAC)

Downers Grove, United States | Posted on 08/24/2026

RWE Design Build is seeking a Mechanical Engineer to support our growing portfolio of projects in the veterinary, dental, and medical sectors. This role focuses primarily on HVAC system design within an integrated design-build environment.

What You’ll Do:

Design and engineer full HVAC systems for healthcare facilities

Perform site visits to assess existing MEP/HVAC systems

Develop HVAC layouts, zoning diagrams, and system plans

Conduct mechanical code research and ensure compliance

Produce 3D HVAC and piping models in Revit

7+ years of mechanical engineering experience (HVAC-focused)

Bachelors Degree in Mechanical or Architectural Engineering

Experience with
commercial buildings (healthcare preferred)

Plumbing experience a plus, but not required

PE license is required

Must be authorized to work in the United States without current or future employer sponsorship.

Basic knowledge of the following areas:

NFPA standards

Computer generated HVAC Heatloads, energy modeling and HVAC equipment sizing

Technical Submittal reviewing process Bid reviewing process

Microsoft Office Suite

LEED AP certified professional experienced in obtaining LEED’s certification for industrial buildings.

Extensive experience with large-scale water-cooled chillers is preferred.

International Codes Council (ICC) Suite of Codes

ASHRAE Handbooks / Standards

• 401k with company match
• Long-term/short-term disability
• Life Insurance
• PTO
• Paid holidays

RWE Design Build is not accepting submissions from outside recruiters or staffing agencies for this position. Any unsolicited resumes sent to RWE Design Build or its employees will be considered the property of RWE Design Build, and no placement fees will be paid.