Job Summary
The Service Technician is responsible for the installation, maintenance, troubleshooting, repair, and commissioning of HVAC systems and Building Management Systems (BMS). The role requires hands-on technical expertise to ensure optimal performance, energy efficiency, and reliability of building infrastructure systems while adhering to safety and quality standards.
Key Responsibilities
HVAC Systems
Perform preventive and corrective maintenance of HVAC equipment, including:
Chillers
AHUs (Air Handling Units)
FCUs (Fan Coil Units)
VRF/VRV systems
Package units
Split and ducted air conditioning systems
Diagnose and repair electrical, mechanical, and refrigeration faults.
Conduct inspections, testing, and performance evaluations of HVAC equipment.
Replace faulty components and ensure system reliability.
Maintain service records and maintenance reports.
Building Management System (BMS)
Monitor and troubleshoot BMS controls and automation systems.
Support BMS commissioning, programming adjustments, and configuration changes.




Ensure proper integration between HVAC systems and BMS platforms.
Analyze alarms, trends, and system data to identify operational issues.
Coordinate with control engineers for system upgrades and enhancements.
Customer Service & Compliance
Respond to service calls and emergency breakdowns promptly.
Communicate technical findings and recommendations to customers.
Ensure compliance with workplace safety regulations and company policies.
Maintain tools, equipment, and spare parts inventory.
Prepare service reports, work completion reports, and maintenance logs.
Required Qualifications
Diploma/ITI/Technical Certification in Mechanical, Electrical, HVAC, Refrigeration, Instrumentation, or related field.
2-5 years of experience in HVAC maintenance and BMS operations.
Knowledge of HVAC equipment, controls, and automation systems.
Ability to read electrical drawings, wiring diagrams, and technical schematics.
Familiarity with BMS platforms such as

📌 Service Technician (Chennai)
🏢 Johnson Controls
📍 Chennai