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 Honeywell, Siemens, Schneider Electric, Johnson Controls, or equivalent.

Johnson Controls: Enhancing the Intelligence of Buildings Your buildings have a purpose. They are places for people to live or work. Facilities for learning or healing. Venues for entertainment and shopping.

Sites for the specialized storage of tangible goods or mission-critical data. Your buildings have a huge variety of functions; they are central to your mission. This is where Johnson Controls comes in, helping drive the outcomes that matter most.

Through a full range of systems and digital solutions, we make your buildings smarter. A smarter building is safer, more comfortable, more effective, and, ultimately, more sustainable. Most important, smarter buildings let you focus more intensely on your unique mission.

Better for your people. Better for your bottom line. Better for the planet.

At Johnson

Controls, we’ve been making buildings smarter since 1885, and our capabilities, depth of innovation experience, and global reach have been growing ever since. Today, we offer the world’s largest portfolio of building products, technologies, software, and services; we put that portfolio to work to transform the environments where people live, work, learn and play.

📌 Service Technician (Chennai)
🏢 JIN Johnson Controls (India) Private
📍 Chennai