Accounting Intern
MacDonald-Miller Facility Solutions
Accounting Intern
MacDonald-Miller Facility Solutions
Commercial building mechanical contractor
MacDonald-Miller Facility Solutions · Seattle, United States · Full-time · Posted 2026-11-11
Salary: 50,000–54,000
Workplace: on_site
Department: Accounting
** DISCLAIMER: If you did not see us on your school's campus, please feel free to apply. Our internship recruiting process can take up to 2 months, so we appreciate your patience. **
At MacDonald-Miller Facility Solutions (“MacMiller”) we make buildings work better. As the Northwest’s leading mechanical contracting firm, we design, deliver and service HVAC, plumbing and automation system solutions for commercial buildings. With our 1,600 employees across 15 offices – there is a breadth and variety of work to keep you engaged and inspired.
We enjoy a well-respected history of exceeding our customers’ expectations and executing with distinction. Our clients trust their toughest projects with our integrated teams, including:
New construction – From an architectural 3D model to a completed 40 story urban building that is on time and on budget
Special projects - Updates/remodeling for existing commercial buildings for new efficiencies
Service - On demand and scheduled maintenance ensuring tenant comfort
Energy & Sustainable Solutions -- Acting as the Prime Contractor, we deliver design-build energy-efficient solutions in the built environment for private and public sector clients
People love to work at MacDonald-Miller, and it’s because we all share the same Core Culture Values:
Collaboration – Diverse players, one team, a common vision. Collaboration is our foundation and critical to the success of the company. Every team member is valued and brings a diversity of strengths to help us meet our common vision.
Dedication – We are dedicated to personal and professional excellence. We execute with distinction by doing the right thing and following through on our commitments.
Safety – Everyone deserves a safe workplace. Safety is more than hardhats and boots, it’s an attitude and the environment we create. Every day, everyone goes home to their families.
Community – We are proud to be part of MacDonald-Miller. We actively seek to build relationships and know each other as individuals. Together we create an environment that is welcoming, caring, and trusting.
Innovation – We are committed to continuous, creative problem solving. Innovation is how we stay an industry leader. We always strive to challenge and better ourselves.
Fun! – Take the work seriously, but never ourselves too seriously. It’s possible to be both serious professionals and good-natured people you enjoy working with. We strive to be both.
Accounting Intern: This is where you come in.
We’re hiring one Accounting Intern to join our Accounting Department! Our team supports MacMiller’s projects and daily operations through accurate financial records, reporting, and analysis. You’ll work alongside experienced accounting professionals, gain hands-on experience with accounting processes, and learn how financial information supports a mechanical contracting business.
Top 3 things we expect you to do during your internship:
Our Accounting Intern works with experienced members of our Accounting team, supporting day-to-day activities and projects that help keep our growing business running smoothly.
Your Background: What kind of person will thrive in this role?
You should have…
And everyone you work with should describe you as…
And you should be motivated by…
Compensation: You will be paid $26/hr for the duration of your internship.
Where you will work
Our Seattle HQ office (17930 International Blvd, SeaTac, WA 98188) has easy access to the SeaTac International Airport, ample secured parking, and newly renovated office facilities - not to mention great views! Neighborhood amenities include an onsite deli, restaurants, and convenient freeway/airport access.
Interested in learning more?
If you’re ready for an adventure and are interested in being considered for this role, click apply to start the conversation! Or if you know someone who currently works at MacDonald-Miller, reach out to them to get introduced to the team!
MacDonald-Miller Facility Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Apply at MacDonald-Miller Facility Solutions
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Commercial building mechanical contractor
MacDonald-Miller Facility Solutions operates as a Pacific Northwest commercial building mechanical contractor and facility-services company. It designs, builds, maintains, and optimizes HVAC, plumbing, controls, and related systems for complex buildings. In practice, engineering and construction teams work with fabrication, field trades, service technicians, controls specialists, and sustainability professionals. The profile is MacDonald-Miller Facility Solutions and its regional operating business. Roles span mechanical engineering, project management, skilled trades, service, controls, estimating, safety, sales, and support.
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