Marine Chiller Technician

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 over 1500 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 – Engineering, fabrication and installation of mechanical systems for new projects following lean construction practices 
• Special projects – Retrofits and mechanical repairs for existing buildings for new efficiencies 
• Service - scheduled preventative maintenance ensuring tenant comfort, and 24/7 emergency response 
• Building performance – Control systems, fault detection, energy services and remote monitoring 
• Performance Contracting -- 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 take 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

Marine Chiller Technician: This is where you come in. 

We're looking for a skilled Marine Chiller Technician to join our team! In this traveling role, you'll be responsible for servicing, maintaining, and repairing air conditioning and refrigeration systems aboard marine vessels. This position offers the opportunity to work independently in dynamic environments around the world — ideal for someone who enjoys hands-on work, problem-solving, and life on the move.

Top deliverables in the first year to be a hero: 

1. Maintenance Excellence

• Perform routine maintenance on marine chillers and refrigeration systems to ensure peak performance.
• Conduct thorough inspections and diagnostics to proactively identify and address issues.
• Maintain detailed service records, ensuring traceability and accountability for all maintenance tasks.

2. Expert Repair & Troubleshooting

• Lead troubleshooting and repair efforts on HVAC systems aboard marine vessels, with a focus on chiller and refrigeration components.
• Replace or repair faulty parts, restoring systems to full operational capacity.
• Provide timely and reliable emergency repair services when needed.

3. Outstanding Customer Service

• Engage with clients to clearly understand their needs and provide tailored technical solutions.
• Educate clients on best practices for operating and maintaining their systems.
• Represent the company with professionalism, courtesy, and a customer-first mindset at all times.

4. Accurate Documentation

• Create and submit detailed, organized reports on all maintenance and repair activities.
• Track and log parts usage and time spent per project for efficient resource management.
• Ensure all documentation is completed promptly and accurately, supporting transparency and compliance.

5. Technical Leadership & Collaboration

• Mentor peers and junior technicians in advanced troubleshooting and repair techniques, particularly on marine air conditioning chillers and refrigeration systems.
• Plan, schedule, and oversee technical work, ensuring projects are executed efficiently and safely.

The Marine Chiller Technician reports directly to Casey O'Hearn, Director of Special Projects , and collaborates closely with a dynamic team on a variety of impactful projects that support our expanding business. This high-visibility role engages with stakeholders across all levels and departments of the organization.

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

You should have… 

• High school diploma or equivalent; a technical certification in HVAC or a related field is preferred.
• At least 5 years of hands-on experience in chiller and refrigeration system maintenance and repair.
• Proven ability to troubleshoot and solve complex technical issues.
• Strong communication skills with a commitment to delivering excellent customer service.
• EPA Section 608 certification (required).
• Willingness and ability to travel frequently and work independently in the field.
• Valid driver’s license with a clean driving record.
• Proficiency in Microsoft Word, Excel, and Outlook (intermediate level).

And everyone you work with should describe you as… 

• An excellent communicator, both written and verbal.
• A positive representative of the company - professional, reliable, and customer-focused.
• Driven by goals and motivated to exceed expectations.
• A resourceful problem-solver who thrives in dynamic environments.

And you should be motivated by… 

• Taking ownership of your growth- figuring things out, learning by doing, and rising to the challenge without needing constant oversight.

• Thriving in a lean, fast-paced, and results-driven environment where you're trusted to take initiative, stretch your capabilities, and continuously raise the bar.

• Being part of a team that values transparency, embraces fresh ideas, and fosters a fun, supportive, and family-like culture.

Benefits

Compensation: paid in accordance with the union wage scale.

This is a union position – Benefits are administered by the Union, check out our full list of  union partners for more information.

MacDonald-Miller Facility Solutions presently provides employee coverage for:

• Medical, dental, vision for employees (coverage available for dependents for shared premium).

• 401k retirement plan including Company matching.

• Vacation and Sick Compensation (PTO), and Holiday Pay!

• Disability income protection including short term and long term disability.

• Employee and dependent life insurance.

• Wellness Program.

• Employee Assistance Program.

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 to learn more?

If you’re ready for an adventure, and are interested in being considered for this role, click apply to start the conversation!