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Lex Cooling, Heating, Plumbing and Electric

Residential HVAC, plumbing, and electrical services

HVAC Service Technician - Light Commercial

HVAC & Building SystemsConfirmed live in the last 24 hours
Full-timePlano, TX, USA$100k - $150k

About the Job

Requirements

  • Three to five or more years of light commercial HVAC experience.
  • Strong troubleshooting and diagnostic skills.
  • Experience working with rooftop units, package units, and commercial refrigeration systems.
  • EPA Section 608 Universal Certification is required.
  • A valid driver's license and clean driving record are required.
  • Ability to read electrical schematics and mechanical drawings is required.

Responsibilities

  • Diagnose, repair, and maintain light commercial HVAC systems, including rooftop units, split systems, chillers, and boilers.
  • Perform routine preventive maintenance on commercial equipment.
  • Troubleshoot electrical, mechanical, and refrigeration issues.
  • Perform diagnostics, leak detection, refrigerant recovery, and charging in accordance with EPA regulations.
  • Read and interpret blueprints, wiring diagrams, and technical manuals.
  • Maintain accurate service records and complete work orders.
  • Communicate with customers about system conditions and recommended repairs.
  • Follow safety procedures, local codes, and company policies.
  • Maintain tools, equipment, and company vehicles.
  • Work in field environments across residential job sites, climb ladders, navigate uneven surfaces, work in confined spaces, and move materials weighing up to 50 pounds.
  • Operate hand and power tools and vehicles.
  • Work with regular exposure to outdoor weather, noise, and dust.

Desired Qualifications

  • TDLR credential is preferred.
  • Commercial HVAC certification or technical school training is preferred.
  • Experience with building automation systems is preferred.

About the Company

Lex Cooling, Heating, Plumbing and Electric

Residential HVAC, plumbing, and electrical services

Lex Cooling, Heating, Plumbing and Electric serves Dallas–Fort Worth homeowners with a full range of home comfort services. It repairs, maintains, and installs HVAC equipment across all makes and models, and also offers residential plumbing repairs, electrical services, and indoor air quality improvements. The company operates 24/7 for emergency services and backs its work with a 100% satisfaction guarantee on parts and labor. Technicians are certified, background-checked, and trained to provide upfront pricing with no pressure. Distinguishing factors include its roots dating back to 1990, evolution into a full‑service home comfort provider, a reputation for strong customer service, and affiliations such as Trane Comfort Specialist. Its goal is to help homeowners maintain comfortable, efficient homes by delivering reliable service and clear, transparent pricing.

Company size
11-50
Company stage
Not listed
Total funding
Not listed
Headquarters
Carrollton, TX
Founded
2006

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