Job Summary:
The lead HVAC mechanic will provide the professional and technical expertise necessary to service and maintain HVAC mechanical equipment in a large K-12 educational environment. The work includes, but is not limited to, repairing, troubleshooting, installing, adjusting and replacing, boilers for heating and domestic hot water, chillers, air handlers, exhaust fans, DX and rooftop package units, heat recovery units and a wide range of refrigeration equipment, without supervision. The lead HVAC mechanic will receive instructions, work order assignments and directions from the HVAC department head and will assist others with the installation, maintenance, and repair, of HVAC equipment as needed. The lead HVAC mechanic will possess a thorough knowledge of complex commercial HVAC equipment and refrigeration systems including refrigerators, walk-in freezers and ice machines and a fundamental knowledge of basic equipment control devices as, overloads, relays, contactors, transformers, starter relays, defrost timers, thermostats, high pressure, low pressure, and oil pressure controls. The lead HVAC mechanic must be knowledgeable and fully capable of utilizing web based building management control systems and applications to properly manage air distribution and provide a consistent level of comfort and equipment efficiency in K-12 educational and support facilities. The lead HVAC Mechanic duties affect the security, safety and the physical operation of the school division and for that reason is considered essential personnel and may perform assignments unrelated to the HVAC trade when requested by the director or supervisor of maintenance.
Essential Job Functions:

• The lead HVAC Mechanic will train and manage journeyman and apprentice level HVAC employees under his supervision and will make effective suggestions and recommendations and provide solutions for faulty HVAC mechanical equipment or to correct poor indoor air quality conditions.
• Make clear sketches of proposed HVAC work, and assists in the design and specification of planned jobs or contracts as needed.
• Make use of new ideas for improving the workplace experience, equipment performance and worker motivation.
• Interpret school division and maintenance department policies to assigned personnel, and enforces safety regulations and adherence to proper codes and standards.
• Trains and instructs employees in new methods or procedures; is responsible for identifying and removing hazards that affect the safety of others.
• Communicate proper stock levels of repair or replacement parts to parts manager.
• Insures all work orders are performed in a timely manner to acceptable quality standards.
• The lead HVAC Mechanic coordinates with the HVAC Department Head, and others concerning equipment operations and other indoor air quality related maintenance issues.
• The lead HVAC Mechanic will perform preventive and general maintenance procedures on HVAC and refrigeration equipment, resolve indoor air quality issues and moreover, will assist others in doing so as well.
• Consults with the Director of Maintenance or Supervisor of Maintenance or the HVAC department head on all matters not considered routine.
• Performs related and unrelated duties as required

• Must possess the required knowledge and be able to explain and demonstrate, with or without reasonable accommodations, that the essential functions of the job can be performed.
• Expertly skilled in the operation, installation, maintenance, and repair of commercial HVAC and refrigeration equipment and identify problems as being electrical, mechanical or an air distribution issue.
• A fundamental knowledge of electricity including Ohm's law and how simple series and parallel circuits apply to commercial HVAC equipment, automation systems and controls devices.
• Thorough understanding of potential line voltage and low voltage problems associated with HVAC equipment and building automation controls.
• Understand the benefits and disadvantages of short cycling equipment.
• Identify ordinary component electrical problems with HVAC equipment and resolve them.
• Ability to read and interpret complex blueprints, ladder diagrams, wiring diagrams and schematics in addition to developing wiring diagrams.
• Expert knowledge of specific situations unique to air conditioning and heat pumps and how to troubleshoot both line voltage and low voltage issues.
• How to use a digital multi-meter and other electronic diagnostic tools or test equipment for measuring electrical current, loads or voltage.
• A fundamental knowledge of basic equipment control devices as, overloads, relays, contactors, transformers, starter relays, defrost timers, thermostats, high pressure, low pressure, and oil pressure controls.
• Heat pump control and how to do a pump-down cycle.
• Recognize common equipment problem areas and direct repairs to commercial HVAC equipment using everyday troubleshooting techniques.
• Specify the AHU equipment for a specific job by calculating the required CFM, size the duct for it and then determine the air mix condition at the cooling coil.
• Ability to detect how refrigerant piping affects equipment performance.
• Ability to determine the proper blower size and duct size for a system and what common techniques can be used to deal with undersized ductwork.
• Expert ability to troubleshoot and perform tests on air handling equipment, exhaust fans and air make-up equipment and eliminate noise problems and air conditioning drafts.
• Employee must have a fundamental knowledge of the various building automation controls available and demonstrate proficiency in utilizing proprietary Barber Coleman Network 8000 or Invensys Ultivist systems and nonproprietary controls such as TAC-IA Series BACnet and Tridium’s Niagara-R2.
• Maintains boilers and machinery (e.g. electrical system, mechanical valves, plumbing, gas heaters, kilns, sewer pumps, pool heaters, etc.) for the purpose of ensuring equipment is in safe operating condition.
• Diagnose problems and/or failures in domestic hot water boilers and boiler heating systems for the purpose of identifying repair and replacement needs.
• Coordinates with other trades for capably completing work orders.
• Performs journeyman level tasks in building trades (e.g. electrical, plumbing, building, etc.) for the purpose of assisting with the installation of gas fired forced air units.
• Performs skilled pipe and steam fitting duties for the purpose of maintaining school division’s boiler heating systems.
• Repairs systems and components (e.g. pumps, seals, bearings, impellers, belts, motors, steam coils, valves, electronic devices, etc.) for the purpose of ensuring safe and efficient operation of machinery.
• Responds to emergency situations for the purpose of resolving immediate safety concerns. Tests water and chemical levels for the purpose of maintaining anticorrosion chemicals within closed loop systems for preventive maintenance purposes.
• Above average proficiency in both verbal and written communication.
• Expert knowledge of the tools, equipment and materials common to the mechanical trade.
• Expert knowledge of all applicable codes standards and regulations.

Education and Experience Required 
A high school diploma or equivalent and 5-years of progressively responsible HVAC and refrigeration equipment installation, maintenance and repair experience; or completion of a four year federally approved technical training program in the installation, repair and maintenance of HVAC and refrigeration equipment and 3-years of HVAC and refrigeration installation, maintenance and repair experience; or any combination of experience and/or education from which comparable knowledge, skills and abilities have been achieved.
Salary: This is a 12 month postion with Benefits. Please see starting salary below.