NorthPort Heating and Air Conditioning. is seeking to hire a. full-time Residential HVAC Technician. to save the day for our clients by going into their homes/businesses and troubleshooting, diagnosing, and repairing their heating and cooling systems in the. Jacksonville, FL. area. Do you enjoy communicating with customers. If you are an HVAC tech who is developing your troubleshooting superpowers and looking to build a. successful, long-term car...