Commercial HVAC Service Technician

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Fledkamp Mechanical is part of Kelso Industries, with 3,500+ employees across 29 operating companies, delivers top HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide. Join us to grow your career, make an impact, and be part of a high‑performing team. Learn more about us at

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Feldkamp Mechanical, one of the leading mechanical contractors in the Ohio region specializing in commercial, and industrial piping, HVAC and Refrigeration is seeking a Commercial HVAC Service Technician in the Louisville, KY area.

Performs skilled, advanced journey‑level duties in the inspection, installation, repair and servicing of heating, ventilation, air conditioning, refrigeration and related equipment.

8‑hour shift plus overtime, and available On Call (7‑day rotations)

• Installs, operates and maintains heating, air conditioning/refrigeration systems and energy systems; conducts regular preventive maintenance inspections of refrigeration units, heating and ventilating units, including boilers, gas and electrically operated air conditioning equipment and makes necessary adjustments or repairs.
• Inspects, repairs, modifies and installs heating and air conditioning and ventilation equipment, including refrigeration and air conditioning compressors, receivers, condensers, chillers, water cooling towers, forced‑air converter units, pumps, automatic and hand valves, expansion valves and capillary tubes.
• Repairs or replaces defective parts in units and equipment and their controls, including thermostats, electronic controllers, automatic switches, fan controls, log switches, damper motors, louvers, relays, filters, belts, compressors, heat exchangers, high‑limit controls, pressure controls, safety valves and automatic gas valves.
• Tests and examines boiler operations, observing meter and pressure gauges; conducts boiler water quality tests and treatments; adjusts boiler burner combustion.
• Lubricates and packs heating, ventilation, refrigeration and air conditioning motors, pumps, fans and other equipment.
• Installs copper tubing and repairs pipes and tubing as necessary; tests joints and insulates pipes of refrigeration and air conditioning systems; flushes boilers, de‑scales tubing and cuts and threads pipes; rebuilds pressure and temperature safety valves and water pumps.
• Repairs and maintains furnace gas controls and motors, filters and condensing units; inspects, detects and repairs leaks; checks and replaces thermocouples and pilot generators; cleans and adjusts pilots.
• Operates a variety of hand and power tools, vacuum pump and test equipment utilized in the trade; maintains equipment in effective and safe working condition.
• Diagnoses mechanical and electrical problems; repairs or replaces defective parts in units, equipment and controls.
• Installs, rebuilds, replaces or repairs fans, motors, thermostats, fuses, filters, bearings, valves, controls, gaskets and other equipment as necessary.
• Receives work orders; prepares cost estimates for projects and orders materials in accordance with established procedures; provides direction to assigned personnel and participates in assigning work; inspects the work of outside contractors.
• Observes and complies with relevant federal, state and local building codes; follows safe work practices and procedures; ensures proper safety precautions are observed.
• Works from sketches, plans, drawings, blueprints and specifications.
• Follow up with customers for quality assurance purposes and ensure customers are 100% satisfied.
• Completing paperwork for billing and submitting in a timely fashion.
• On‑call for emergency situations.
• Other duties as assigned.

• Minimum 5 years commercial experience in plumbing, HVAC and refrigeration
• HVAC and brazing license
• HVAC Journeyman License (highly preferred)
• Universal Refrigerant License
• HVAC, Hydronic and/or plumbing licenses…