Demo

Mechanical HVAC/Plumbing Engineer

Donohue & Associates
Naperville, IL Full Time
POSTED ON 12/21/2025
AVAILABLE BEFORE 2/21/2026

Donohue & Associates, a preferred provider of water and wastewater engineering services, is looking for a Mechanical HVAC/Plumbing Engineer to join our multi-disciplinary team. In this position, you will be involved in designing HVAC and plumbing systems for municipalities and industrial clients in the Midwest. You'll work with a variety of engineers and project managers throughout the company, contributing immediately to projects in a deadline-driven environment.

Requirements:

  • 3-5 years' experience designing HVAC and plumbing systems
  • Bachelor's degree in mechanical or related engineering field
  • Ability to deliver quality work in a deadline-driven environment
  • Strong communication and interpersonal skills
  • PE preferred

An employee-owned engineering consulting firm since 1997, Donohue & Associates has multiple offices across the upper Midwest. We work in multi-discipline teams to provide municipal and industrial clients with client-focused services for drinking water, wastewater, and stormwater infrastructure. Engineering News-Record ranks Donohue among the Top 20 Wastewater Treatment Plant Design Firms, and our innovative design teams consistently receive awards for engineering excellence.

Donohue offers a competitive wage and comprehensive benefits package, including:

  • Medical, dental, and vision insurance
  • Robust 401(k) plan with company contribution
  • Paid time off and company holidays
  • Flexible work schedules around core hours
  • Short- and long-term disability/life insurance
  • Flexible spending accounts (FSAs)
  • Professional organization support
  • Discretionary annual bonuses
  • Industry-unique monthly profit-sharing plan

At Donohue, you’ll find a collaborative environment where your contributions directly influence our success—and yours.

Donohue is an Equal Opportunity Employer.

Salary.com Estimation for Mechanical HVAC/Plumbing Engineer in Naperville, IL
$98,105 to $117,170
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