Compressor Service Engineer

Johnson Controls, Inc.; Pune District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Johnson Controls, Inc. is seeking a Compressor Service Engineer to lead and execute troubleshooting, maintenance, overhauling, testing, and commissioning of HVAC compressors including screw, centrifugal, and magnetic bearing types.

The role emphasizes reliable equipment performance, safety compliance, and customer satisfaction in high‑demand environments. Primary responsibilities include establishing an overhaul center, performing disassembly and inspection, and coordinating field service

Qualifications

• 7–9 years hands-on experience in HVAC compressor overhaul.
• Experience with screw, centrifugal, and magnetic bearing compressors.
• Knowledge of OEM standards and testing procedures.
• Willingness to attend customer sites and provide technical guidance.

Responsibilities

• Lead overhaul and service center operations for screw, centrifugal, and magnetic bearing compressors.
• Disassembly, inspection, and rebuilding per OEM standards.
• Diagnose magnetic bearing systems and perform health checks.
• Support commissioning and fault diagnosis of oil-free centrifugal chillers.
• Attend customer sites during planned shutdowns and emergencies.
• Prepare service reports and customer recommendations.

Skills

Troubleshooting

Maintenance

Overhaul

Commissioning

Field service

Root Cause Analysis

Education

Diploma / B.E. / B.Tech in Mechanical Engineering

Job description

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:

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.

Disassembly and Overhauling

• Oil Flooded Screw Compressors
• Centrifugal Compressors
• Magnetic Bearing Oil-Free Compressors

Inspection

• Rotors
• Impellers
• Diffusers
• Bearings
• Shafts
• Couplings
• Seals
• 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.

Understanding Operation of

• Active Magnetic Bearings (AMB)
• Variable Speed Drives (VSD)
• Position Sensors
• 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:

• Bearing failures
• Rotor damage
• Surge conditions
• High vibration
• Motor failures
• Refrigerant leakage
• 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

• Leak Tests
• Hydro Tests
• Pneumatic Tests
• Mechanical Run Tests
• 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.