Compressor Service Engineer

Johnson Controls; Pune District; On-site; INR 800,000 - 1,500,000; Full time

Job summary

Johnson Controls in Pune seeks a skilled Compressor Service Engineer to troubleshoot, maintain, overhaul, test and commission HVAC compressors, including screw, centrifugal, and magnetic bearing types. You will lead, perform, and document service activities at customer sites, ensuring reliability and efficiency.

The role requires 7–9 years of hands-on experience in HVAC compressor overhaul, strong problem‑solving, and adherence to OEM standards. On‑site work at client facilities is essential.

Qualifications

• Diploma / BE / BTech in Mechanical Eng.
• 7–9 years hands-on HVAC compressor overhaul experience.
• Proven ability to perform overhaul, testing, and commissioning.
• Strong documentation and on-site customer support skills.

Responsibilities

• Lead overhaul and service center setup for screw, centrifugal, and magnetic bearing compressors.
• Dismantle, inspect, overhaul, and reassemble compressors.
• Inspect rotors, impellers, diffusers, bearings, and shafts.
• Perform OEM‑compliant assembly, testing, and commissioning.
• Provide field service at customer sites during shutdowns and breakdowns.
• Prepare service reports and recommendations.
• Guide technicians and customers on technical issues.

Skills

HVAC systems

Troubleshooting

Maintenance

Overhaul experience

Field service

Education

Mechanical Engineering degree

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:

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:

• Oil Flooded Screw Compressors


• Centrifugal Compressors


• Magnetic Bearing Oil- Free Compressors

Conduct detailed inspection of:

• 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.

Understand 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.