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Location
In office (Seattle)
Seniority
Intern
Employment
Internship

Confirmed on the employer's own hiring board on Nov 15, 2026. First seen by Alion on Nov 9, 2026. MacDonald-Miller scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Understand the importance of a mechanical contractor and their expertise in managing heating, cooling, and plumbing systems.

** 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.

Requirements

Marketing Intern:This is where you come in.

We’re hiring one Marketing Intern to join our Marketing team! You’ll help tell MacMiller’s story by highlighting our people, projects, and expertise through engaging content. We’re looking for someone who understands how to use social media as a marketing tool-creating content for specific audiences, building brand awareness, and measuring what connects.

Top 3 things we expect you to do during your internship:

  • Learn and explore. Get to know MacMiller’s business, brand, and audiences while learning how marketing supports our customer relationships, recruiting efforts, and company growth.
  • Contribute to your team. Help plan a social media content calendar, write captions, create graphics and short videos, and prepare posts for review. Track engagement and use what you learn to recommend new content ideas.
  • Discover your career path. Build relationships, enjoy the experience, and explore whether a future in marketing at MacMiller is right for you.

Our Marketing Intern works alongside experienced Marketing team members and collaborates with teams across the company to bring our stories to life.

Your Background:What kind of person will thrive in this role?

You should have…

  • Required: Current enrollment in a bachelor’s degree program in marketing, communications, public relations, digital media, or a related field.
  • Required: Experience creating social media content to promote a brand, organization, event, or initiative. Experience through coursework, student organizations, volunteer work, internships, or personal projects is welcome.
  • An understanding of how to tailor content for platforms such as LinkedIn, Instagram, and Facebook to reach different audiences and support marketing goals.
  • Strong writing, editing, and proofreading skills, with attention to brand voice and detail.
  • Familiarity with social media metrics, including reach, engagement, and clicks, and an interest in using results to improve content.
  • Basic experience with content creation tools such as Canva or Adobe Creative Cloud. Photography and short-form video editing skills are a plus.

And everyone you work with should describe you as…

  • Creative and curious.
  • Organized and dependable.
  • Adaptable and eager to learn.
  • Positive, with a can-do attitude.
  • A strong communicator and collaborative teammate.

And you should be motivated by…

  • Taking initiative. You bring fresh ideas, ask thoughtful questions, and apply feedback to strengthen your work.
  • Making a contribution. You enjoy turning ideas into compelling content that builds awareness, encourages engagement, and supports business goals.
  • Being part of a supportive team. You value open communication, collaboration, and a welcoming environment where people work hard and have fun together.

Benefits

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.

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