Project Engineer

MacDonald-Miller Facility Solutions
📍 Seattle, Washington, United States 💼 Full time 🕒 Posted June 19, 2026

Job Description

At MacDonald-Miller Facility Solutions (“MacMiller”), the Northwest’s leading mechanical contracting firm, we design, deliver, and service HVAC, plumbing, and automation system solutions for commercial buildings. With more than 1,400 employees across ten offices, there’s a breadth and variety of work to keep you engaged and inspired.

We have a well-respected history of exceeding our customers’ expectations and executing with distinction. Our clients trust their toughest projects to our integrated teams, including:

  • New Construction – Engineering, fabrication, and installation of mechanical systems for new projects, following lean construction practices.
  • Special Projects – Retrofits and mechanical repairs for existing buildings to create new efficiencies.
  • Service – Scheduled preventive maintenance ensuring tenant comfort and 24/7 emergency response.
  • ...

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Job Details

  • Location Seattle, Washington
  • Job Type Full time
  • Category Engineers
  • Posted Date June 19, 2026
  • Application Deadline July 29, 2026