HVAC Technician: Install, Service & Diagnose Systems

Cooltech Engineering Sdn Bhd; Seremban; On-site; MYR 28,000 - 47,000; Full time

Job summary

Cooltech Engineering Sdn Bhd in Senawang, Negeri Sembilan is seeking an Air Conditioning Technician to install, maintain, service and repair air conditioning systems in residential and commercial properties.

Candidates should hold a Certificate or Diploma in Air Conditioning & Refrigeration or Mechanical Engineering; PW4/Wireman certification is advantageous. Minimum 1–2 years’ experience, or fresh graduates, with strong problem solving and physical fitness, preferred.

Qualifications

• Certificate or Diploma in Air Conditioning & Refrigeration, Mechanical Engineering, or related field.
• PW4 / Wireman certification is advantageous but not mandatory.
• 1–2 years of relevant experience; fresh graduates are welcome.

Responsibilities

• Install, service, and repair various air-conditioning systems (split units, ceiling cassette, central, VRV/VRF).
• Perform routine preventive maintenance and check refrigerant levels, coils, and filters.
• Diagnose and troubleshoot mechanical/electrical faults in HVAC systems.
• Ensure installations and repairs comply with safety and quality standards.
• Complete service reports and maintenance checklists accurately and on time.
• Provide technical advice and support to clients for replacements or upgrades.
• Ensure proper usage of tools, equipment, and company assets.
• Maintain cleanliness and organization at job sites and adhere to policies.
• Work independently or as part of a team to complete tasks efficiently.

Skills

HVAC knowledge

Reading diagrams

Communication skills

Physical fitness

Education

Certificate or Diploma in Air Conditioning & Refrigeration or Mechanical Engineering

PW4 / Wireman certification

Job description

Cooltech Engineering Sdn Bhd in Senawang, Negeri Sembilan is seeking an Air Conditioning Technician to install, maintain, service and repair air conditioning systems in residential and commercial properties.

Candidates should hold a Certificate or Diploma in Air Conditioning & Refrigeration or Mechanical Engineering; PW4/Wireman certification is advantageous. Minimum 1–2 years’ experience, or fresh graduates, with strong problem solving and physical fitness, preferred.