Job Purpose:
The Lead Technician (CHILL) is responsible for troubleshooting, maintenance, service, and overhauls and repair activities in one or more of the following trades: 1) HVAC mechanical equipment; 2) electrical systems: and 3) instrumentation systems.
HVAC mechanical equipment includes, but not limited to, low and high-pressured water-cooled centrifugal chillers; air cooled chillers featuring reciprocating, scroll and screw compressors; purge units, cooling towers, pumps, gear assemblies, fans, filtration systems, valves, air compressors, air cooled condensers and roof top units.
Electrical systems include, but not limited to, medium voltage (230/480V) and high voltage (4160V) switch gear, starter panels (e.g. star-delta, across-the-line, autotransformers and solid state); control panels; conduit and wiring.
Instrumentation systems include, but not limited to, pneumatic and electronic controllers; microprocessors; programmable logic controllers; BTU meters; transmitters; BACnet devices; trends, graphics, alarms; and complex programming of supervisory controls and data acquisition (SCADA) systems.
The Lead Technician provides leadership to technicians and contractors; and is responsible for minimizing the release of refrigerants to the environment during the service, maintenance, repair and disposal of HVAC equipment.
Primary Functions:
- Assist the Chilled Water Supervisor in planning and scheduling of labor, equipment, material, spare parts, tools, and support requirements to assure equipment reliability and availability.
- Troubleshoot chilled water operational systems and HVAC mechanical, electrical or instrumentation equipment, including problem identification, evaluation of alternative solutions, and implementations of corrective action.
- Provide supervision to technicians and contractors during maintenance and repair activities.
- Lead and perform all maintenance, service and major overhaul activities on low and high-pressured water-cooled centrifugal chillers equipped with single, two stage or three stage compressors.
- Lead and perform all maintenance, service and overhauls activities on air cooled chillers; valves, bearings, gear assembly, fans, pumps, motors, air compressors, pneumatic systems, refrigerant purge units; refrigerant condensers and various types of compressors; variable frequency drives, differential pressure switches, programmable controllers; starters, control panels; and all equipment related to chilled water and HVAC.
- Identify and execute appropriate refrigerant recovery techniques and safety procedures used during the detection and repair of refrigerant leaks.
- Operate machine shop equipment, perform welding duties, and maintain proficiency with hand tools and rigging equipment.
- Precision and timeliness are of the essence. All maintenance and service activities must be executed within manufacture's specifications and within acceptable safety and time guidelines.
- Work extended hours when required.
- Ensure the safety of all maintenance personnel and equipment.
- Understand and implement safety procedures and regulations as related to daily duties. (Red Tags, Safety Equipment, Safe Work Practices.)
- Operate OUC Commission vehicles pickup trucks and forklifts.
- Attend Staff Meetings as required and provide clear communication and input to area equipment status.
- Communicate with other departments regarding day-to-day business and resource needs.
- Perform emergency maintenance and operate Chilled Water Plants and equipment during abnormal conditions (adverse weather, chemical spills) using all proper safety equipment including SCBA.
- Perform other duties as assigned.