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Lead Commercial HVAC Service Technician

Location: Garland, TX, serving customers throughout the Dallas-Fort Worth area

Department: Service | HVAC

Employment Type: Full-Time | Hourly

Reports To: Service Director

Build Your HVAC Career with NTD Mechanical

NTD Mechanical is hiring a Lead Commercial HVAC Service Technician who will perform a diverse array of skilled tasks to maintain and repair the heating, ventilation, and air conditioning (HVAC) systems they service. The Lead HVAC Technician will also provide technical support, guidance, and training to their fellow technicians.

This is an opportunity to join a financially stable mechanical contractor that values quality workmanship, safety, teamwork, professional development, and a welcoming, family-like culture.

What You’ll Do

Diagnose, troubleshoot, repair, and maintain commercial HVAC systems and related components.
Perform preventive maintenance and service work according to customer agreements and manufacturer specifications.
Test system performance and identify the root cause of mechanical, electrical, control, and airflow issues.
Service commercial equipment such as packaged units, split systems, air-handling equipment, pumps, and related HVAC components.
Disassemble and reassemble equipment as needed to complete repairs and planned maintenance.
Read and interpret schematics, blueprints, equipment specifications, and technical documentation.
Install and maintain HVAC controls and components, including thermostats, solenoids, pressure switches, temperature switches, and related devices.
Communicate findings, repair recommendations, and job status clearly to customers and the service team.
Document work performed, materials used, equipment condition, and recommended follow-up actions.
Maintain company tools, equipment, parts, supplies, and assigned work areas.
Follow OSHA requirements, lockout/tagout procedures, and all NTD safety policies.
Participate in the rotating on-call schedule and respond to after-hours service needs when assigned.
Travel to customer locations throughout the DFW area.

Lead HVAC Technician

Approximately 8 or more years of commercial HVAC service experience.
Advanced troubleshooting knowledge across mechanical, electrical, hydronic, and control systems.
Experience servicing chilled water, hot water, boiler, chiller, geothermal, or similar commercial systems.
Knowledge of DDC controls, controllers, wiring, and building management system interfaces.
Ability to interpret system blueprints and performance data and develop wiring or layout diagrams for system modifications.
Ability to provide technical guidance, field support, and training to developing technicians.

What We’re Looking For

Required

High school diploma or GED.
HVAC service, maintenance, installation, or related technical experience appropriate to the technician level.
Knowledge of HVAC maintenance and repair principles, electrical circuits, mechanical systems, tools, and equipment.
Ability to read electrical schematics, wiring diagrams, or technical documentation.
Knowledge of refrigerant recovery equipment and safe refrigerant-handling procedures.
Valid driver’s license and driving record that meets company vehicle policy requirements.
Ability to participate in an on-call rotation and work occasional nights or weekends based on service demands.
Ability to communicate professionally with customers, coworkers, and service leadership.
TDLR Technician Certification.
EPA Section 608 Type I and Type II certifications.

Preferred

Associate degree, technical diploma, apprenticeship, or formal HVAC training.