Posted August 29, 2026
HVAC Service Technician
A.O. Smith
Lebanon, Tennessee 37090, United States
Full-Time
54000.00 - 68000.00
Reference: 3162908018
A.O. Smith seeks an HVAC Service Technician I to install, start up, troubleshoot, and maintain residential and light commercial water heating and boiler systems. In this field-based role, you will perform diagnostics on gas and electric units, replace components, verify combustion and system performance, and ensure safe, code-compliant operation. You will read schematics, use digital test instruments, document service activities, and communicate findings to customers and internal teams. Working within a performance-driven, safety-focused culture, you'll receive training to grow your technical skills and advance within a stable global manufacturer.
Responsibilities
- Install, start up, and service residential and light commercial water heaters and boiler systems
- Perform diagnostics on gas and electric HVAC and water heating equipment
- Troubleshoot and replace valves, controls, burners, igniters, and related components
- Verify safe, efficient operation using combustion analyzers and electrical test instruments
- Interpret wiring diagrams, schematics, and technical service literature
- Document service activities, parts used, and recommendations in work orders
- Communicate findings and repair options clearly to customers and internal teams
- Follow safety procedures, codes, and company standards on every job
- Maintain service vehicle, tools, and inventory in clean, organized condition
- Support continuous improvement and training initiatives within the service team
Required Skills
- HVAC system troubleshooting
- Gas-fired equipment diagnostics
- Electrical testing with multimeter
- Combustion analysis
- Reading wiring diagrams and schematics
- Boiler and water heater service
- Mechanical repair and installation
- Use of hand and power tools
- Digital service documentation
- Knowledge of safety codes and regulations
