Commercial HVAC Service Technician III

HTS Engineering Ltd.; Dallas (TX); On-site; USD 52,000 - 72,000; Full time

Job summary

HTS Engineering Ltd. in Dallas, TX is seeking an experienced HVAC service technician to diagnose, repair and maintain commercial and industrial systems.

You will perform preventive maintenance to improve performance, reliability, and efficiency, and troubleshoot refrigeration systems, electrical circuits, and controls using modern diagnostic tools. The role requires 3+ years of hands-on HVAC service and EPA 608 Universal Certification, with a valid driver's license and willingness to participate

Qualifications

• 3+ years of hands-on commercial or industrial HVAC service experience.
• EPA 608 Universal Certification required.

Responsibilities

• Diagnose, troubleshoot, maintain, and repair commercial and industrial HVAC equipment, including mechanical and electrical components.
• Perform preventive maintenance to improve system performance, reliability, and efficiency.
• Troubleshoot refrigeration systems, electrical circuits, wiring, and electronic controls using modern diagnostic tools.
• Service commercial HVAC equipment, including systems under 10 tons.
• Respond to service requests, identify technical issues, and deliver effective repairs independently.
• Read and interpret wiring diagrams, schematics, and technical documentation.
• Maintain accurate service records, inspection reports, and field documentation.
• Communicate professionally with customers and deliver outstanding service.
• Participate in a rotating on-call schedule for emergency service requests.
• Follow established safety procedures and maintain high-quality workmanship.

Skills

HVAC experience

Driver's license

On-call readiness

Education

Massachusetts Journeyman Refrigeration License (preferred)

Job description

Candidates must have 3+ years of commercial or industrial HVAC experience, EPA 608 Universal Certification, and a valid driver's license with an acceptable driving record. A Massachusetts Journeyman Refrigeration License is preferred but not required. Candidates must be comfortable with independent fieldwork and rotating emergency on-call responsibilities.

Job Description

• Diagnose, troubleshoot, maintain, and repair commercial and industrial HVAC equipment, including mechanical and electrical components.
• Perform preventive maintenance to improve system performance, reliability, and efficiency.
• Troubleshoot refrigeration systems, electrical circuits, wiring, and electronic controls using modern diagnostic tools.
• Service commercial HVAC equipment, including systems under 10 tons.
• Respond to service requests, identify technical issues, and deliver effective repairs independently.
• Read and interpret wiring diagrams, schematics, and technical documentation.
• Maintain accurate service records, inspection reports, and field documentation.
• Communicate professionally with customers and deliver outstanding service.
• Participate in a rotating on-call schedule for emergency service requests.
• Follow established safety procedures and maintain high-quality workmanship.

Qualifications

• 3+ years of hands-on commercial or industrial HVAC service experience.
• EPA 608 Universal Certification required.