Hvac Residential Retrofit Installer

• Lead and complete full residential retrofit HVAC installations including furnaces, air conditioners, heat pumps, ductless mini-split systems, hot water tanks, and related comfort equipment.
• Perform complete system changeouts: disconnect and remove existing equipment, install new systems, start up, test, and walk the homeowner through everything before closing out.
• Install, modify, and fabricate ductwork to properly deliver airflow throughout the home, including trunk-and-branch and flex duct systems.
• Run and connect refrigerant line sets, condensate drainage, electrical connections, and thermostat and control wiring on every job.
• Install ductless mini-split systems including wall mounts, ceiling cassettes, multi-zone line sets, and proper drainage configurations.
• Replace and install hot water tanks, including gas and electric units, proper venting, connections, and safety compliance.
• Commission every installed system before leaving the jobsite: verify airflow, refrigerant charge, superheat and subcooling, safety controls, and proper operation across all modes.
• Identify and communicate any additional needs, scope gaps, or field conditions that could affect system performance or customer satisfaction.

• Apply a strong working knowledge of residential HVAC systems to troubleshoot installation challenges and make real-time decisions that keep quality high and jobs moving.
• Read and interpret equipment manuals, wiring diagrams, load calculations, and installation guides to execute every job correctly.
• Understand refrigerant handling: recover, evacuate, and recharge systems in full compliance with EPA Section 608 requirements.
• Recognize when a system is performing correctly and when it is not, and take ownership of getting it right before leaving.
• Stay current on equipment, technology, and best practices. Comfort Systems of Montana invests in ongoing training and we expect our people to bring that knowledge into the field.

• Lead install crews on residential retrofit projects, assigning tasks, directing the work, and reviewing workmanship throughout the job.
• Mentor apprentices and junior installers, teaching proper techniques, professional habits, and the standard we hold every install to.
• Hold yourself and your crew to a high bar on quality, cleanliness, and customer interaction at every site.
• Share what you know. A stronger team makes everyone better.

• Communicate clearly with homeowners throughout the installation: explain what is being done, answer questions, and make sure every customer feels confident and taken care of.
• Maintain a clean, organized, and safe worksite on every project from start to finish. The condition of the jobsite reflects the company.
• Represent Comfort Systems of Montana with professionalism, integrity, and a genuine desire to deliver a great experience on every job.

• Complete accurate job documentation in ServiceTitan: time logs, materials used, change orders, start-up checklists, and close-out sign-offs.
• Follow all OSHA safety standards, EPA regulations, and manufacturer guidelines on every job.

• 3+ years of hands-on residential HVAC installation experience with a strong focus on retrofit and changeout work.
• Proven experience installing and commissioning furnaces, central air conditioners, heat pumps, ductless mini-split systems, and hot water tanks.
• Strong working knowledge of ductwork fabrication and modification, refrigerant line sets, electrical connections, and thermostat and control wiring.
• EPA 608 Certification required.
• Ability to read and interpret equipment manuals, wiring diagrams, and installation specifications.
• Strong troubleshooting instincts. You can diagnose a problem, adapt in the field, and execute a clean solution.
• Comfortable with technology: tablets, digital gauges, and ServiceTitan or similar field management software.
• Strong communication skills with homeowners and teammates. You represent Comfort Systems of Montana on every job.
• Detail-oriented and committed to clean, high-quality workmanship on every install.
• Valid driver's license and a clean driving record required.
• Physically capable of performing the demands of the role: lifting, climbing, working in attics and crawlspaces, and operating in variable Montana weather conditions.

• Competitive pay: $32.00 to $50.00 per hour, dependent on experience and qualifications.
• Overtime available. We stay busy year-round and we pay you for every hour.
• Take-home company vehicle provided.
• Company cell phone provided.
• Performance incentives and bonus opportunities.
• Paid holidays
• Paid vacation
• Ongoing paid training and manufacturer certifications. We invest in your growth.
• A team culture built around accountability, craftsmanship, and winning together. 
• We celebrate our people, invest in their careers, and build something great as a team.

• Stability and Growth: As part of our team, you'll have the security of working for an established company with an impeccable reputation that's been leading the charge in the HVAC space since 1999. With a solid foundation and a track record of success, you'll have ample opportunities for growth and advancement.
• Community Impact: At CSMT, we believe in giving back to the communities that have supported us over the years. By joining our team, you'll be contributing to our mission of creating meaningful jobs and preserving the integrity of our industry in the face of increasing corporate consolidation.
• Training and Development: We understand that staying ahead in the HVAC industry requires continuous learning and skill development. That's why we offer extensive training opportunities to ensure our team members have the knowledge and expertise they need to excel in their roles.
• Family-Owned Values: As a family and veteran-owned business, we prioritize the well-being and success of our team members. When you join CSMT, you're not just an employee. You're part of our family, and we'll do everything we can to support you in your career journey.

• Inspirational: Everything we do is bigger than us. We show up to work not just for ourselves but to impact our team, create the best solutions for our customers, and chase our full potential.
• Disciplined: We do what we say we are going to do. No exceptions. We train every day to continue learning and growing.
• Accountable: We hold ourselves and our team accountable because true growth doesn't happen by accident. Extreme accountability leads to extraordinary results.
• Transparent: We have big goals and move quickly. Our team operates with transparency to prioritize the work that gets us closer to those goals.
• Aligned: We hire growth-oriented individuals because our business can't grow if our people aren't growing. We align our business goals with every team member's personal, professional, and financial goals. When our team wins, the company wins.
• Results Oriented: We get sh*t done!

Comfort Systems of Montana is the region’s leading new‑construction HVAC partner, delivering turnkey heating and cooling solutions for both residential and commercial projects. From custom homes in the valley to large‑scale commercial builds, our team handles design, installation, and commissioning with unmatched precision and reliability. We leverage the latest Carrier technology and best‑in‑class controls to ensure every system is optimized for efficiency, comfort, and long‑term performance.What sets us apart is our people. Many of our technicians and project managers have been with us for 17 years, bringing deep expertise and a commitment to excellence that you simply won’t find elsewhere. As a locally owned and veteran‑founded company, we’re rooted in Montana values of hard work, integrity, and community. Our clients trust us to deliver on time and on budget—because here, your reputation is our reputation. Let’s build something great together.