Job Title: Compressor Service Engineer Objective: To perform efficient troubleshooting, maintenance, overhauling, testing, and commissioning of HVAC compressors, including screw, centrifugal, and magnetic bearing compressors, ensuring maximum equipment reliability, operational efficiency, customer satisfaction, and adherence to quality and safety standards. Key Responsibilities: Key Responsibilities Compressor Overhauling & Repair Establish and lead a world-class HVAC Compressor Overhaul & Service Center capable of independently handling Screw, Centrifugal, and Magnetic Bearing Compressors through development of overhaul processes, troubleshooting expertise, tools & test facilities, technical documentation, spare part management, and customer support, ensuring high equipment reliability, reduced turnaround time, and superior service quality. Perform complete dismantling, inspection, overhauling, and assembly of: o Oil Flooded Screw Compressors o Centrifugal Compressors o Magnetic Bearing Oil-Free Compressors Conduct detailed inspection of: o Rotors o Impellers o Diffusers o Bearings o Shafts o Couplings o Seals o Motor components Measure critical dimensions and clearances using precision instruments. Prepare inspection reports with recommendations for component repair or replacement. Execute compressor rebuilding as per OEM standards. Magnetic Bearing Compressor Expertise Diagnose and troubleshoot magnetic bearing systems. Understand operation of: o Active Magnetic Bearings (AMB) o Variable Speed Drives (VSD) o Position Sensors o Magnetic Bearing Controller Systems Perform health checks and analysis of magnetic bearing compressor data logs. Support commissioning and fault diagnosis of oil-free centrifugal chillers. Troubleshooting & Failure Analysis Conduct Root Cause Analysis (RCA) for: o Bearing failures o Rotor damage o Surge conditions o High vibration o Motor failures o Refrigerant leakage o Oil contamination. Analyze vibration spectra and performance parameters. Develop corrective and preventive action plans. Assembly, Testing & Commissioning Precision assembly of compressor rotating components. Rotor runout and clearance verification. Alignment and balancing activities. Witness and perform: o Leak Tests o Hydro Tests o Pneumatic Tests o Mechanical Run Tests o Performance Tests Support commissioning and startup of chillers and compressor packages. Field Service Activities Attend customer sites during planned shutdowns and emergency breakdowns. Execute annual maintenance contracts (AMC) and preventive maintenance activities. Prepare service reports and customer recommendations. Provide technical guidance to service technicians and customers. Required Qualifications: Diploma / B.E. / B.Tech in Mechanical Engineering. Minimum 7 ~9 years hands-on experience in HVAC compressor overhaul. 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 efficient, 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.

Compressor Service Engineer.

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