About the job
About MacDonald-Miller Facility Solutions
MacDonald-Miller Facility Solutions is a leading mechanical contractor in the Northwest, focused on making buildings work better. The company designs, delivers, and maintains HVAC, plumbing, and automation systems for commercial properties. With more than 1,600 employees across 13 locations, the team brings together a wide range of expertise and backgrounds.
MacDonald-Miller’s project portfolio covers several areas:
- New Construction: Engineering, fabricating, and installing mechanical systems with lean construction methods.
- Special Projects: Completing retrofits and mechanical repairs to improve efficiency in existing buildings.
- Service: Performing scheduled preventative maintenance and providing 24/7 emergency support to maintain tenant comfort.
- Building Performance: Delivering advanced control systems, fault detection, energy solutions, and remote monitoring.
- Energy and Sustainable Solutions: Acting as Prime Contractor to provide energy-efficient designs for both private and public sector clients.
To see the impact of their work, visit the project portfolio. For a closer look at the company’s mission, watch this video.
Our Culture and Values
MacDonald-Miller emphasizes a workplace built on strong values. The company’s Core Culture Values include:
- Collaboration: Teams draw strength from diverse perspectives and a shared vision.
- Dedication: Commitment to excellence is at the heart of every project.
- Safety: Employee well-being and safe practices come first.
Location
This Payroll Specialist position is based in Seattle, Washington, United States.

