Hvac Technician , Ii, Or Iii/Facilities Management
Job in
Saint Charles, St. Charles County, Missouri, 63302, USA
Listed on 2026-05-30
Listing for:
St. Charles County, MO
Per diem
position Listed on 2026-05-30
Job specializations:
-
Trades / Skilled Labor
HVAC Tech / Heating Engineer, Maintenance Technician / Mechanic
Job Description & How to Apply Below
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HVAC TECH I
Starting Salary: $42,0880.57 - $53,267.79/yr
JOB DESCRIPTION:
The purpose of this position is to perform preventative, routine and assist with specialized maintenance duties involving troubleshooting, repair, and/or installation of all heating/cooling, refrigeration, ventilation and building management equipment at all County government facilities.
* Performs a variety of preventive maintenance activities on a routine basis for a variety of HVAC equipment.
* Assists with troubleshooting, repairs and installs of HVAC, boiler systems and Refrigeration equipment as well as reviews building systems and controls.
* Supports diagnosis efforts and monitors building systems operations. This includes troubleshoot diagnostics from heat pumps, rooftops units, boilers, chillers and cooling towers, CAV's, VAV's and commercial self-contained units as send from building management system and recommends repairs or replacement.
* Uses a variety of testing equipment, such as volt/ohm electrical meters, ammeter, refrigerant gauges, leak detectors, psychrometers, manometers, and pneumatic gauges.
* Uses refrigerant recovery machines, scales and charging systems per EPA requirements. Conducts refrigerant equipment repairs, removal of refrigerant according to EPA regulations, soldering and brazing, leak check, installation and charge.
* Analyzes chemical treatment of all closed/open, hot/chilled water loops and adjusts as required per system, while adhering to all governmental regulations.
* References existing schematics, wiring/pneumatic diagrams, blue prints/technical manuals and researches technical references materials when necessary.
* Operates grinders, welders and gas cutting/soldering torches to perform metal fabrication tasks.
* Installs electrical wiring/piping of power and control circuits of all voltages.
* Calibrating pneumatics systems and operational controls.
* Adjusts ducts and dampers of various material types.
* Aligns pumps, motors, belts, pulleys, and sheaves.
* Maintains, troubleshoots, repairs, and installs electronic, pneumatic, computerized equipment and controls under supervision of senior employees.
* Documents complete work on maintenance cards, detailing observation, action and recommendations.
* Use of good oral and written communication skills.
* This position is part of an On-Call rotation among HVAC staff. Will be required to report to work as needed, outside of normal business hours.
* May be required to perform all general building maintenance including, but not limited to, snow removal, carpentry, installing troubleshooting and repairing equipment fixtures, computer equipment, doors and locks.
REQUIREMENTS:
Education
* 2-year degree certificate from vocational/technical training in H.V.A.C. from an accredited school required.
* Associates degree preferred.
Certifications
* Certified universal by the EPA in the handling of refrigerants.
* Must have and maintain a driver's license and a satisfactory driving record.
Job Experience
* 1-3 years of building maintenance experience.
* Minimum of 1 year commercial HVAC service and maintenance experience required.
Knowledge, skills and abilities
* Knowledge of building management computer systems required.
* Trane Tracer SC/ Ensemble experience preferred.
* Individuals with building access to areas with confidential data such as MULES/REJIS databases used in law enforcement is required to successfully pass a fingerprint background check and drug test and maintain a clear record throughout employment.
HVAC TECH II
STARTING SALARY: $53,270.40 - $66.174.41/yr
JOB DESCRIPTION:
The purpose of this position is to perform preventative, routine and specialized maintenance duties involving troubleshooting, repair, and/or installation of all heating/cooling, refrigeration, ventilation and building management equipment at all County government facilities.
* Performs a variety of preventive maintenance, troubleshoots, repairs and installs HVAC, boiler systems and Refrigeration equipment as well as building systems and controls.
* Diagnoses and monitors building systems operations. Troubleshoot diagnostic from heat pumps, rooftops units, boilers, chillers and cooling towers, CAV's, VAV's and commercial self-contained units as send from building management system and recommends repairs or replacement.
* Uses a variety of testing equipment, such as volt/ohm electrical meters, ammeter, refrigerant gauges, leak detectors, psychrometers, manometers, and pneumatic gauges.
* Uses refrigerant recovery machines, scales and charging systems per EPA requirements. Conducts refrigerant equipment repairs, removal of refrigerant according to EPA regulations, soldering and brazing, leak check, installation and charge.
* Analyzes chemical treatment of all closed/open, hot/chilled water loops and adjusts as required per system, while adhering to all governmental regulations.
* Monitors, operates, trouble shoots and repairs building management computer systems and components.
* References existing…
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