Under general supervision is responsible for monitoring and troubleshooting computer controlled heating and air-conditioning. Develops preventive maintenance schedules and performs the calibration and repair of heating and air conditioning controls and equipment. Exercises technical supervision over assigned staff and may take part in the training of staff.

Work Location
Darner - Parks and Recreation Headquarters, 5800 Historic Old Highway 90, San Antonio, Texas 78227

Work Schedule
6:30 a.m. - 3:00 p.m.; Monday - Friday. Shifts are subject to change to accommodate weekends, holiday shift work, and rotating on-call schedules as dictated by business needs.

• Performs preventive maintenance, inspections, and repairs, including on air conditioning and heating units.
• Operates HVAC maintenance equipment to perform maintenance on major equipment such as chillers and boilers, which involves frequently lifting and carrying equipment weighing up to 30 pounds.
• Provides technical training and advice to assigned staff.
• Makes minor Heating, Ventilation, and Air Conditioning (HVAC) system modifications and cost estimates.
• Performs preventative maintenance on room size air conditioning and heating units.
• Maintains and troubleshoots HVAC computer control system. Monitors central plant equipment.
• Rebuilds, adjusts, and calibrates temperature control devices.
• Maintains a daily log of time and materials used in HVAC operations.
• Responds to calls for emergency or problem situations.
• Prepares reports on completed work.
• Maintains inventory of parts and supplies.
• Monitors central plant equipment and troubleshoots problems with equipment.
• Performs related duties and fulfills responsibilities as required.

• High school diploma or GED equivalent (recognized by the Texas Education Agency or a regional accrediting agency).
• Four (4) years of experience maintaining and repairing heating and air conditioning equipment.
• Valid Class 'C' Texas Driver's License.
• Must possess a Class "B" Air Conditioning/Refrigeration license from the State of Texas.

• Ability to read and write English.
• Basic computer skills.
• Experience with a work order system such as CRM/SAP.
• Experience working alone will be required to perform On-Call to maintain facilities.

• Unless otherwise stated, applicants are permitted to substitute two years of related full-time experience for one year of higher education or one year of related higher education for two years of experience in order to meet the minimum requirements of the job. One year of full-time experience is defined as 30 or more hours worked per week for 12 months. One year of higher education is defined as 30 credit hours completed at an accredited college or university.
• Applicants selected for employment with the City of San Antonio in this position must receive satisfactory results from pre-employment drug testing and background checks. If required for the position, a physical, motor vehicle record evaluation, and additional background checks may be conducted.
• Please be advised that if selected for this position, information regarding employment history as it relates to the qualifications of the position will be needed for employment verification. Applicants claiming military service to meet the experience requirement for this position may attach a DD214 to the application.
• If selected for this position, official transcripts, diplomas, certifications, and licenses must be submitted at the time of processing. Unofficial transcripts and copies of other relevant documents may be attached to the application for consideration in advance.

• Knowledge of Heating, Ventilation, and Air Conditioning (HVAC) equipment repair, installation and maintenance procedures practices and techniques.
• Knowledge of electronic and pneumatic HVAC control systems.
• Knowledge of preventive maintenance procedures and practices.
• Knowledge of safe work practices and procedures.
• Knowledge of principles and practices of HVAC equipment design.
• Knowledge of pressure charts, gauges, tools and equipment used in HVAC equipment repair.
• Knowledge of installation and maintenance.
• Ability to troubleshoot and repair electronic and pneumatic HVAC control systems.
• Ability to read and interpret refrigeration pressure charts and gauges electric, temperature and humidity meters and recording equipment.
• Ability to read and interpret wiring diagrams and schematics.
• Ability to perform preventive maintenance on large HVAC equipment including cooling towers and boilers.
• Ability to communicate clearly and effectively.
• Ability to perform all the physical with or without accommodations, intellectual, and analytical requirements of the position including decision making.
• Working conditions are both indoors and outdoors, with some exposure to temperature extremes, dust, dirt, grease, and loud noises.