Compressor Service Engineer

Johnson Controls; Pune District; On-site; INR 550,000 - 750,000; Full time

Job summary

Johnson Controls in Pune is seeking a Compressor Service Engineer to perform troubleshooting, maintenance, overhauling, testing, and commissioning of HVAC compressors, including screw, centrifugal, and magnetic bearing types. You will lead overhaul activities, inspect components, and support on-site commissioning at customer sites.

The role requires a Diploma/B.E./B.Tech in Mechanical Engineering and 7–9 years of hands-on experience in compressor overhaul, with willingness to travel for field

Qualifications

• Diploma / B.E. / B.Tech in Mechanical Engineering.
• 7–9 years hands-on experience in HVAC compressor overhaul.

Responsibilities

• Lead overhaul, repair and service of HVAC compressors (screw, centrifugal, magnetic bearing).
• Perform dismantling, inspection, overhauling and assembly of compressors and components.
• Conduct precision inspection of rotors, impellers, bearings, seals and motor components.
• Execute tests: leak, hydro, pneumatic, mechanical run, performance; witness commissioning.

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.
• 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.