HVAC & Controls Technician

HTS Engineering Ltd.; Houston, Northern (TX, KY); Hybrid; USD 52,000 - 76,000; Full time

Job summary

HTS Engineering Ltd. in Houston, TX, seeks an experienced HVAC Technician to install, maintain, and repair commercial and industrial systems. You will diagnose issues, interpret drawings, and support controls and BAS installations.

The role emphasizes safety, reliability, and energy efficiency across a variety of equipment and projects. Applicants should have 5–10 years of HVAC service experience, a technical program or apprenticeship, EPA 608 certification, and a valid driver’s license.

Qualifications

• High school diploma or equivalent.
• Completion of an HVAC technical program or apprenticeship.
• 5 to 10 years of experience in HVAC service, maintenance, or controls work.
• Strong understanding of refrigeration cycles, electrical systems, and mechanical principles.
• Ability to read blueprints, wiring diagrams, and control schematics.
• EPA 608 Certification (Type II or Universal).
• Valid driver’s license.

Responsibilities

• Install, maintain, and repair commercial and industrial HVAC equipment, including air handlers, chillers, boilers, pumps, VAVs, VRF systems, and exhaust systems.
• Perform diagnostics on mechanical systems to identify issues related to airflow, refrigerant charge, electrical components, and mechanical wear.
• Conduct preventive maintenance, including filter changes, lubrication, belt replacement, coil cleaning, and system performance checks.
• Interpret mechanical drawings, schematics, and equipment manuals.
• Install, configure, and troubleshoot building automation systems (BAS), including sensors, actuators, controllers, and networked control devices.
• Calibrate control components to ensure accurate system operation.
• Diagnose communication issues within BAS networks and field devices.
• Assist in programming or modifying control sequences under the direction of controls engineers or supervisors.
• Respond to service calls and system alarms in a timely manner.
• Maintain accurate documentation of work performed, parts used, and system conditions.
• Ensure compliance with safety standards, building codes, and environmental regulations.
• Collaborate with facility managers, engineers, and other trades to support building operations.
• Provide recommendations for system improvements, energy efficiency, and equipment upgrades.

Skills

HVAC system diagnostics

Reading blueprints & schematics

Electrical systems understanding

Controls programming

Education

High school diploma or equivalent

HVAC technical program or apprenticeship

Tools

EPA 608 Certification (Type II or Universal)

Job description

Posted Wednesday, August 26, 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.

Key Responsibilities

HVAC Systems

• Install, maintain, and repair commercial and industrial HVAC equipment, including air handlers, chillers, boilers, pumps, VAVs, VRF systems, and exhaust systems.
• Perform diagnostics on mechanical systems to identify issues related to airflow, refrigerant charge, electrical components, and mechanical wear.
• Conduct preventive maintenance, including filter changes, lubrication, belt replacement, coil cleaning, and system performance checks.
• Interpret mechanical drawings, schematics, and equipment manuals.

Controls & Automation

• Install, configure, and troubleshoot building automation systems (BAS), including sensors, actuators, controllers, and networked control devices.
• Calibrate control components to ensure accurate system operation.
• Diagnose communication issues within BAS networks and field devices.
• Assist in programming or modifying control sequences under the direction of controls engineers or supervisors.

General Duties

• Respond to service calls and system alarms in a timely manner.
• Maintain accurate documentation of work performed, parts used, and system conditions.
• Ensure compliance with safety standards, building codes, and environmental regulations.
• Collaborate with facility managers, engineers, and other trades to support building operations.
• Provide recommendations for system improvements, energy efficiency, and equipment upgrades.

Qualifications

Required

• High school diploma or equivalent.
• Completion of an HVAC technical program or apprenticeship.
• 5 to 10 years of experience in HVAC service, maintenance, or controls work.
• Strong understanding of refrigeration cycles, electrical systems, and mechanical principles.
• Ability to read blueprints, wiring diagrams, and control schematics.
• EPA 608 Certification (Type II or Universal).
• Valid driver’s license.

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.