HVAC Technician

6200 Hermann Park Dr, Houston, TX 77030, USA

Posted Monday, May 4, 2026 at 6:00 AM

This position is responsible for performing a wide variety of skilled tasks involved in the maintenance and repair of ventilation, heating and air conditioning units related to the care and maintenance of zoo buildings and facilities. Work objectives are to maintain the physical integrity of zoo structures and facilities.

• Inspects air-conditioning units to ensure efficient operation.
• Performs regularly scheduled maintenance on heating and cooling units.
• Diagnoses mechanical and electrical malfunctions; installs, replaces, or repairs damaged equipment; calibrates thermostatic controls.
• Installs new heating, ventilation, and air-conditioning systems; repairs and replaces damaged or worn heating, ventilation and air-conditioning parts and equipment; repairs or replaces low- and high-pressure liquid lines.
• Inspects and observes pressure of liquids and vapor with instrumentation to ensure efficient operation of units and make necessary adjustments; inspects and services refrigeration equipment including refrigerators, ice machines, gas packs and heat pumps.
• Maintains the chilled and hot water supply systems.
• Adjusts and maintains internal electrical and electronic control systems; cleans coils and blowers and checks motors and belt tensions.
• Working knowledge and trouble shoots chill water system.
• Assembles and installs metal ductwork.
• Assists in planning and designing of new installations of heating and air-conditioning systems.
• Maintains maintenance records as required by City, State and EPA regulations.
• Interprets building codes and regulations as they relate to HVAC.
• Assists with Installs with refrigerant compressors.
• Assists with diagnoses problems and completes recommendations.
• Assists with making estimates of materials required.
• Repairs and replaces damaged parts and equipment.
• Reads blueprints, floor plans and wiring diagrams.
• Reads and interprets City, State and EPA regulations.
• Establishes and maintains effective relationships with those contacted in the course of work.
• Communicates clearly and concisely, both orally and in writing.
• Possession of an EPA Refrigerant Technician Type I.
• Contributes to saving animals in the wild through reduction of waste, water and energy use and inspiring guests and staff to take wildlife protection actions.
• Performs other duties as assigned.

• High school diploma or GED, or one to three months of related experience and/or training, or an equivalent combination of education and experience.
• Certification in HVAC systems.
• Minimum of two (2) years’ experience in building or mechanical HVAC system maintenance.
• Principles and practices of HVAC maintenance and repair including chill water, split systems, hazard and safety practices common to the trade.
• HVAC controls and safety devices; appropriate MSDS sheets; tools of the trade; materials and refrigerant recovery equipment and procedures used in installing, repairing, and maintaining HVAC systems.
• Computerized electrical circuits and systems as they relate to air-conditioning, heating, ventilation and refrigerated cooling.
• Sheet metal, electrical, plumbing and carpentry experience.
• Will be required to be trained and certified with heavy machinery, backhoe, bobcat, forklift, telehandler, scissor lift, manlift.

The Houston Zoo is made up of many moving parts with over 6,000 permanent residents (our animals) for whom we provide housing, meals, medical care and, yes, even education! There are over 2 million guests each year who come to experience our incredible variety of animals and ecosystems, as well as attend special private and public events and entertainment. Our dedicated staff works around the clock to ensure that the Zoo is always running smoothly for the safety and well-being of our residents and guests.

We strive to ensure the protection of all the counterparts of the animals we have at the Zoo…