HVAC Technician (DX- Direct Expansion)

Ascentech Services Limited is a full-fledged Human Resource Solution Provider incorporated in 2013 with its Head Office in Lagos, Nigeria. We are committed to forging long-term partnerships with our clients by creating and delivering robust and flexible services that address the changing needs of their business.
We are  recruiting to fill the position below:

 Job Title: HVAC Technician (DX- Direct Expansion)

Location: Victoria Island, Lagos
Employment Type: Full-time
Job Summary

• We are seeking a skilled and experienced HVAC Technician to handle the installation, maintenance, troubleshooting, repair, and servicing of Direct Expansion (DX) air-conditioning systems within a facility.
• The ideal candidate should have strong hands-on experience with split, cassette, and ducted AC systems and be capable of diagnosing and resolving mechanical, electrical, and refrigeration faults.
  Key Responsibilities
• Install, service, maintain, and repair split, cassette, and ducted AC systems.
• Carry out preventive maintenance and routine cleaning of AC units.
• Diagnose and troubleshoot cooling, electrical, refrigeration, and control-system faults.
• Check and record refrigerant pressure, voltage, current, and temperature readings.
• Perform refrigerant charging, recovery, leak detection, and system evacuation.
• Carry out copper pipe installation, brazing, repair, vacuuming, and pressure testing.
• *Replace and repair compressors, motors, PCBs, sensors, capacitors, and other AC components.
  Inspect, clean, and repair condensate drainage systems.
  Requirements
• Technical qualification in HVAC, Refrigeration & Air Conditioning, or a related field.
• 2–3 years of hands-on experience working with DX air-conditioning systems in a commercial, residential, or facility environment.
• Strong troubleshooting and fault-diagnosis skills.
• Good knowledge of refrigeration and electrical principles related to AC systems.
• Ability to use basic HVAC tools and testing instruments, including gauges, multimeters, and clamp meters.
• Practical experience with refrigerant charging, recovery, leak detection, brazing, vacuuming, and pressure testing.
• VRV/VRF experience is an added advantage.
  Salary
  N300,000 – N400,000 monthly (Open).
  Application Closing Date
  6th October, 2026.
  How to Apply
  Interested and qualified candidates should send their CVs to: cv@ascentech.com.ng using “TECHNICIAN 17” as the subject of the mail.