Must possess Universal EPA Section 608 certification; OR Type I AND Type II EPA Section 608 certification.

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1 Draft Senior HVAC Mechanic Central District Posting Date: December 14, 2015 Closing Date: December 28, 2015 Salary $18.91/hr to $30.41/hr Internal $18.91/hr to $20.88/hr Overview The Orange County, Florida, Facilities Management Division is looking for qualified candidates to provide outstanding customer service through teamwork, innovation and the development of positive relationships with our customers and teammates. We re seeking knowledgeable problem solvers with excellent communication skills to help us with our mission to provide safe, sustainable, and well-maintained facilities and services through high standards of integrity, professionalism, and ethics. In return, we offer stable positions with excellent benefits, including membership in the State of Florida Retirement System. We are committed to providing a work culture that emphasizes mutual respect, trust, career development, and a collaborative work environment that recognizes individual achievements. Minimum Qualifications Graduation from high school or equivalent and five (5) years of skilled-trade experience performing highly skilled journeyman level HVAC work, maintaining, installing, altering, and repairing commercial HVAC systems and equipment (condensers, air handlers, chillers, cooling towers, etc.); Up to three years of additional experience may be substituted for three years of the required education. Must possess Universal EPA Section 608 certification; OR Type I AND Type II EPA Section 608 certification. Applicants with only Type II EPA Section 608 certification, if selected, must achieve Type I certification within 2 months of hire.

2 Must possess and maintain a valid Florida Driver s License by date of hire. Will be required to perform mandatory Emergency Standby Duty. Preferences Knowledge of building maintenance in a multi-trade environment on facilities, buildings, and building systems. Experience maintaining, troubleshooting, and repairing BacNet, LON, and proprietary Building Automation Systems for Johnson Controls, Trane, Automated Logic, etc. Experience in repairing and maintaining Chiller Systems to ensure efficient operation. Experience in repairing and maintaining Cooling Towers up to 1500 tons to ensure efficient operation. Principles of cooling tower operation and open and closed loop water treatment. Experience in operations, services, and activities of an HVAC maintenance program. Methods of repairing, inspecting, and maintaining commercial air conditioning, heating, and refrigeration equipment for large buildings and water treatment facilities. Methods and techniques for troubleshooting and diagnosing HVAC malfunctions. Principles of air distribution and balancing. Must be willing to be sent on maintenance calls and assist other skilled trades personnel when needed. Ability to work flexible hours to include weekends, holidays, shifts, standby and after-hours due to operational requirements. Writing, communication and entry level computer skills. Excellent customer service skills and ability to work in a team environment.

3 Representative Duties Maintenance and repair of mechanical equipment including monitoring and operation of building control systems. Obtain information and adjust parameters for Building Automation Systems. Installation, inspection, maintenance and repair of a variety of cooling and heating equipment including split system refrigeration units and air-conditioning equipment ranging in varying sizes up to large commercial chilled water systems throughout the district. Diagnosing equipment issues for reciprocating and centrifugal chiller systems up to 1,500 tons. Diagnosing equipment issues for cooling towers up to 1,500 tons. Repairing or replacing pneumatic electric/electronic controllers. Inspecting and adjusting refrigeration, air-conditioning and heating equipment and controls to ensure efficient operations. Must be proficient in troubleshooting tools such as digital multi meters, vacuum pumps, refrigerant recovery systems, air flow hoods, and environmental measuring devices. Must be proficient with laptop or handheld devices as it relates to control and troubleshooting building automation systems. Trains and supervises the work of lower level trades personnel. Coordinates with other craftsman and Contractors as required for HVAC projects. Read blueprints and schematic drawings to determine location, size, capacity, and type of component needed to repair equipment. Install new air conditioning and refrigeration units and run necessary duct work. Work emergency after-hours standby on a rotational basis. Performs related work as required.

4 Notes: All candidates selected for hire in the Administrative Services Department must successfully complete a Criminal History and Background check. Hours will vary according to operational needs to include 1 st, 2nd and 3rd shift. Assigned work hours may be 7:00am to 3:30pm. Standby duty assignment for after hours and weekends is a requirement of this position. The initial Maintenance District assignment will be Central District. However, this position is subject to assignment at any Facilities Management location, including 33rd Street Correctional Facility, due to project, task, or operational requirements. Orange County Benefits Information All interested applicants must apply online and complete a full Orange County Government application. To apply visit:

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