Senior HVAC & Facilities Maintenance Tech

HTS Engineering Ltd.; San Antonio (TX); On-site; USD 60,000 - 80,000; Full time

Benefits offered by this job

Company vehicle

Health insurance

Paid time off

Job summary

HTS Engineering Ltd. is seeking a Senior HVAC & Facilities Maintenance Tech to install, service, and optimize commercial HVAC systems across multiple properties.

You will read schematics, perform preventive maintenance, and ensure energy efficiency while upholding safety standards. The role requires hands-on repair of HVAC/R equipment, proficiency with diagnostic tools, knowledge of BAS, and EPA refrigerant handling certification.

Qualifications

• :Experience in construction or property maintenance with HVAC focus.
• :
• Experience with HVAC/R equipment repair in commercial settings.
• Ability to read schematics and apply HVAC design principles during installation or troubleshooting.
• EPA certification for refrigerant handling and environmental regulations knowledge.
• Valid driver’s license with clean driving record.

Responsibilities

• Install HVAC systems per schematics and design specs.
• Perform routine maintenance on HVAC equipment for peak performance and energy efficiency.
• Diagnose electrical, mechanical, and refrigeration issues using diagnostic tools.
• Repair or replace faulty components within HVAC systems including wiring, compressors, and control panels.
• Troubleshoot complex system failures involving electrical, plumbing, and BAS.
• Read and interpret schematics, manuals, and blueprints to guide work.
• Test equipment post-repair to verify proper operation.
• Maintain detailed service records and inspection reports.
• Ensure compliance with EPA refrigerant handling standards.
• Provide excellent customer service by explaining issues clearly to clients.

Skills

HVAC/R repair

Schematics reading

Electrical diagnostics

BAS knowledge

EPA refrigerant handling

Welding

Customer service

Driving license

Troubleshooting

Boiler systems

Tools

Ohmmeters

Multimeters

Wiring diagrams

Job description

Senior HVAC & Facilities Maintenance Tech

Job Description

Posted Tuesday, July 28, 2026 at 5:00 AM

HTS Engineering Ltd. is the largest independent commercial HVAC manufacturers’ rep in North America, with 20 locations in the US and Canada. HTS has a vibrant look and brand promise -- one that reflects our company-wide commitment to ensure theindividualsuccess of all those involved in a project’s HVAC system selection, design, purchase, installation and maintenance including our employees, suppliers, customers and end users.

Duties

• Install new HVAC systems including air conditioning units, boilers, refrigeration equipment, and ventilation systems in accordance with schematics and design specifications
• Perform routine maintenance on HVAC equipment to ensure peak performance and energy efficiency
• Diagnose electrical, mechanical, and refrigeration issues using diagnostic tools such as ohmmeters and multimeters
• Repair or replace faulty components within HVAC systems, including electrical wiring, compressors, fans, pumps, and control panels
• Troubleshoot complex system failures involving electrical diagnostics, plumbing connections, and building automation systems
• Read and interpret schematics, technical manuals, and blueprints to guide installation and repair processes
• Conduct testing of equipment post-repair to verify proper operation and compliance with safety standards
• Maintain detailed service records, work orders, and inspection reports for all performed tasks
• Ensure all work complies with EPA regulations regarding refrigerant handling and environmental safety standards
• Provide excellent customer service by explaining system issues clearly and recommending appropriate solutions

Skills

• Proven experience in construction or property maintenance environments with a focus on HVAC systems
• Service technician experience with hands-on repair of HVAC/R (Heating, Ventilation, Air Conditioning/Refrigeration) equipment
• Strong mechanical knowledge of HVAC components such as compressors, condensers, evaporators, fans, pumps, valves, and boilers
• Ability to read schematics accurately and apply HVAC design principles during installation or troubleshooting
• Proficiency in electrical diagnostics using tools like ohmmeters and wiring diagrams
• Knowledge of building automation systems (BAS) for controlling HVAC functions within commercial buildings
• Skilled in plumbing related to HVAC systems including refrigerant piping and drainage connections
• Experience with equipment troubleshooting across various mechanical systems including ammonia refrigeration units when applicable
• Familiarity with welding techniques for repairing or fabricating ductwork or metal components
• Valid driver’s license with a clean driving record; ability to operate field service vehicles safely
• EPA certification for refrigerant handling; knowledge of environmental regulations governing refrigerants and hazardous materials
• Excellent customer service skills with the ability to communicate technical information clearly to clients
• Mechanical or mechanic experience combined with hands-on appliance repair skills enhances versatility in the role

HTS provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by laws.