Variable Refrigerant Flow Service Technician (VRF)

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

Job summary

HTS Engineering Ltd., located in Dallas, Texas, is seeking a Variable Refrigerant Flow Service Technician (VRF) with a minimum of 7 years of hands-on experience. Candidates must be factory-trained and certified in Daikin, Fujitsu, or Mitsubishi VRF systems.

Key responsibilities include system diagnostics, refrigerant management, and commissioning procedures. The position offers equal opportunity employment and values diversity and inclusion in the workplace.

Qualifications

• Minimum 7+ years of hands-on field experience working on VRF/VRV systems.
• Strong background in system diagnostics and fault isolation.
• Ability to read and interpret mechanical plans and manufacturer service manuals.

Skills

Field experience with VRF/VRV systems

System diagnostics and fault isolation

Refrigerant management and leak detection

Branch box / HR box troubleshooting

Communication wiring and controls

Ability to read mechanical plans

Education

Factory training and certification in HVAC systems

Job description

Variable Refrigerant Flow Service Technician (VRF)

Job Description

HTS Engineering Ltd. is the largest independent commercial HVAC manufacturers’ rep in North America, with 20 locations in the US and Canada.

Candidates must be factory-trained and certified in one or more of the following systems:

• Daikin VRV / VRF Systems(Service Checker, VRV Pro, commissioning, advanced diagnostics, Hero, and Pro Edge)
• Fujitsu Airstage / VRF Systems
• Mitsubishi City Multi / VRF Systems(Diamond Dealer/factory training strongly preferred)

Certification is mandatory– applicants must provide proof of factory training and product-line certification.

Experience Requirements

• Minimum7+ years of hands-on field experienceworking on VRF/VRV systems
• Strong background in:
• System diagnostics and fault isolation
• Refrigerant management and leak detection
• Branch box / HR box troubleshooting
• Communication wiring and controls (daisy chain, addressing, system architecture)
• Commissioning and startup procedures
• Ability to read and interpret:
• Mechanical plans
• Manufacturer submittals and service manuals

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.