Residential HVAC Jobs in St. Louis, MO

St. Louis, MO keeps residential HVAC technicians busy across a range of system types and home vintages. Residential HVAC technicians install, repair, and maintain home heating and cooling systems — split systems, furnaces, and heat pumps for single-family and multifamily properties. Contractors here look for technicians who can handle service calls, seasonal maintenance, and full system replacements on split systems, heat pumps, and gas furnaces — often the same day the call comes in.

Residential HVAC technicians in St. Louis, MO benefit from consistent replacement demand — the average residential system has a 15–20 year lifespan, which means a large cohort of equipment installed in the early 2000s and 2010s is cycling through now. Service technicians with EPA 608 certification and strong diagnostic skills are in high demand, and many employers offer sign-on bonuses or company vehicle packages to attract experienced candidates.