Lead HVAC Installer

On Time Experts•Chesterfield, MO

5d•$75,000 - $150,000

About The Position

On Time Experts (formerly Hosack Heating, Air & Plumbing) is hiring an experienced residential HVAC installer for full-time, year-round work in the Greater St. Louis area. The role installs and replaces residential heating and cooling systems, including furnaces, air conditioners, heat pumps, and indoor air quality products. Compensation is listed as average annual earnings of $75,000–$150,000, based on experience, productivity, and performance, with performance incentives and bonus opportunities. The installer is responsible for completing safe, high-quality installations that meet manufacturer specifications, company standards, and local codes. Work includes connecting system components, starting up and testing equipment, resolving installation issues, and following proper refrigerant procedures. The role also requires careful treatment of customers' homes, clear communication with homeowners, clean and organized job sites, accurate documentation, and close coordination with installation managers, lead installers, warehouse personnel, and support teams. The position offers ongoing technical training, professional development, and career advancement opportunities. Peak-season schedules run Monday through Saturday, with Saturday availability required. Off-season schedules are Monday through Friday with rotating Saturdays as scheduled. Additional hours may be required depending on installation schedules and customer needs. The office is located in Chesterfield, Missouri.

Requirements

At least 2 years of hands-on residential HVAC installation experience.
Experience installing furnaces, air conditioners, heat pumps, and complete residential HVAC systems.
EPA Certification.
Strong knowledge of residential HVAC installation procedures, equipment, and tools.
Ability to troubleshoot and resolve installation-related issues.
Understanding of proper system startup, testing, and installation best practices.
Strong attention to detail and commitment to quality workmanship.
Ability to work independently and as part of an installation team.
Professional communication and customer-service skills.
Valid driver's license with an acceptable driving record.
Ability to safely lift, carry, and move HVAC equipment and materials, with or without reasonable accommodation.
Dependability, motivation, and comfort working in a fast-paced environment.
Availability to work Saturdays during peak season and rotating Saturdays during the off-season.

Nice To Haves

Experience with residential retrofit and change-out installations.
Experience installing high-efficiency HVAC systems, heat pumps, and inverter equipment.
Knowledge of airflow, ductwork modifications, and system performance testing.
Experience with ServiceTitan or similar field service software.
Previous experience on a high-performing residential installation team.
A strong history of quality workmanship, productivity, and customer satisfaction.

Responsibilities

Install residential heating and cooling systems, including furnaces, air conditioners, heat pumps, and indoor air quality products.
Complete full system replacements, change-outs, retrofit installations, and equipment upgrades.
Install and connect refrigerant lines, electrical components, condensate drains, ductwork connections, and other system components.
Ensure installations meet manufacturer specifications, company quality standards, and applicable local codes.
Start up, test, and verify newly installed equipment for safe and efficient operation.
Troubleshoot and resolve installation-related issues.
Follow proper refrigerant handling, recovery, evacuation, and charging procedures.
Maintain safety, workmanship, and job-site cleanliness standards.
Treat customers' homes and property with care, protect work areas, and leave job sites clean and organized.
Communicate professionally with homeowners, explain completed work and basic system operation, and address questions and concerns.
Complete assigned installations safely and efficiently within established quality standards.
Coordinate with Install Managers, Lead Installers, warehouse personnel, and support teams.
Maintain and account for materials, tools, and equipment.
Complete accurate installation documentation and required job paperwork.
Identify potential installation challenges and communicate solutions proactively.
Focus on teamwork, productivity, and customer satisfaction while helping minimize callbacks and rework.
Participate in ongoing training and continuous improvement initiatives.