HVAC Retrofit Service Technician

Cleveland, OH

Comfort Systems USA Ohio, a leading provider of commercial HVAC, mechanical, service, building automation, security, and integrated building solutions, is seeking an experienced HVAC Retrofit Service Technician to join our Cleveland Retrofit team.

This role is responsible for the installation, replacement, modification, and startup of commercial HVAC systems and equipment as part of retrofit, modernization, and equipment replacement projects. The HVAC Retrofit Service Technician performs equipment changeouts, ductwork modifications, refrigerant piping, electrical and control connections, and related installation activities to ensure systems are installed safely, correctly, and in accordance with project specifications and manufacturer requirements.

This position is ideal for an experienced commercial HVAC technician who enjoys hands-on installation work, is mechanically skilled, dependable, and comfortable working on a variety of commercial HVAC equipment. The right person takes ownership of their work, communicates effectively with customers and the Retrofit team, and maintains a strong commitment to safety, quality workmanship, and completing projects efficiently.

Key Responsibilities

HVAC Retrofit Installation & Equipment Replacement

• Install, replace, and modify commercial HVAC systems and equipment in accordance with project specifications, manufacturer requirements, company standards, and applicable codes.
• Perform equipment changeouts involving rooftop units (RTUs), air handling units (AHUs), split systems, packaged equipment, heating systems, and associated mechanical components.
• Remove existing equipment and prepare mechanical systems and installation areas for replacement or upgraded equipment.
• Install and modify ductwork, refrigerant piping, condensate piping, and associated mechanical components, including soldering and brazing.
• Support commercial HVAC retrofit projects, tenant improvements, system modernization, and equipment upgrades.

Electrical, Controls & System Startup

• Install and connect high- and low-voltage electrical wiring and HVAC control components within applicable qualifications and code requirements.
• Read and interpret mechanical drawings, electrical schematics, wiring diagrams, equipment specifications, and installation instructions.
• Install and connect thermostats, sensors, control devices, and related system components.
• Perform equipment startup, operational testing, and system adjustments to verify proper installation and performance.
• Identify and troubleshoot installation-related mechanical, electrical, refrigerant, airflow, and control issues.
• Coordinate with Service and Controls teams when additional technical support, system integration, or programming is needed.

Project Execution & Field Coordination

• Complete assigned retrofit installations and equipment replacements within established project schedules and quality expectations.
• Review project requirements, equipment specifications, and site conditions to identify materials, tools, and resources needed.
• Coordinate with Retrofit leadership, project teams, customers, and other trades to support efficient project execution.
• Communicate project progress, installation challenges, material needs, and scheduling concerns to the appropriate team members.
• Maintain organized and safe jobsites while ensuring installations are completed accurately and efficiently.

Customer Service, Documentation & Safety

• Communicate professionally with customers regarding installation activities, project progress, and equipment operation.
• Complete required documentation accurately and timely, including labor hours, materials, equipment information, and work performed.
• Follow company safety policies, applicable regulatory requirements, manufacturer specifications, and customer site procedures.
• Use appropriate safety practices when working with electrical systems, refrigerants, mechanical equipment, ladders, lifts, and elevated work areas.
• Maintain company vehicles, tools, equipment, and materials in a safe, clean, organized, and work-ready condition.

Qualifications

Required

• 3–5 years of HVAC field experience, preferably in commercial equipment installation, replacement, or retrofit work.
• EPA Universal Technician Certification.
• Valid driver's license and ability to meet company driving requirements.
• Strong mechanical and electrical skills, including experience with ductwork, refrigerant piping, soldering, brazing, HVAC control wiring, and equipment startup.
• Ability to read and interpret mechanical drawings, electrical schematics, wiring diagrams, and equipment specifications.
• Ability to work independently and collaboratively while maintaining strong communication, organization, and safety practices.
• Ability to provide and maintain the personal hand tools required for the position.

Preferred

• Associate degree, technical degree, apprenticeship, or equivalent formal training in HVAC or a related field.
• Experience servicing large-tonnage commercial HVAC equipment, i air handling units, split systems, packaged equipment, and system modernization projects.
• Experience performing commercial HVAC equipment startups and preventative maintenance.
• Experience working directly with commercial customers in a field service environment.

Who This Role Is For

• An experienced HVAC technician who enjoys hands-on equipment installations, changeouts, and retrofit projects.
• A mechanically skilled problem-solver who can identify installation challenges and determine practical solutions.
• Someone who can work independently while collaborating effectively with Retrofit leadership, team members, and other trades.
• A dependable, customer-focused professional who takes pride in quality workmanship and completing projects correctly and on schedule.
• An individual who prioritizes safety, accountability, and clear communication.

Physical & Work Requirements

• Ability to regularly lift and carry up to 50 pounds and handle heavier equipment or materials with appropriate assistance.
• Ability to frequently stand, walk, bend, kneel, crouch, crawl, climb ladders, and work in varying positions while servicing equipment.
• Ability to safely access and work in mechanical rooms, rooftops, equipment areas, and other commercial customer environments.
• Ability to safely use hand tools, power tools, ladders, diagnostic equipment, and other equipment required for HVAC service work.
• Ability to travel to customer locations throughout the assigned Cleveland service area.
• Ability to work overtime, after-hours, or participate in on-call service coverage as required by business and customer needs.

Compensation & What We Offer

• Competitive hourly pay based on experience, qualifications, and business needs.
• Training, technical development, and continuing education opportunities.
• Company-provided tools, equipment, and resources necessary to perform the position.
• Supportive team environment with opportunities for long-term career growth within Comfort Systems USA Ohio and the broader Comfort Systems USA network.