Senior Service Engineer

Ciel HR; Hyderabad; On-site; INR 800,000 - 1,200,000; Full time

Job summary

Ciel HR is seeking an experienced HVAC technician to service and maintain air-cooled and water-cooled chillers at data centers. The role involves diagnosing mechanical, electrical, and control faults, performing commissioning and performance testing, and coordinating with contractors to ensure timely delivery of services.

The candidate will provide technical guidance to junior engineers, review equipment documentation, and uphold safety and regulatory standards in critical data-center

Qualifications

• Diploma or Bachelor's degree in Mechanical or Electrical Engineering or equivalent.
• 5–10 years hands-on experience servicing air-cooled and water-cooled chillers, preferably in data center settings.
• Strong knowledge of refrigeration cycles, HVAC controls, BMS/EMS integration, and cooling redundancy concepts.

Responsibilities

• Perform service, preventive maintenance, and corrective actions on chillers (air-cooled and water-cooled).
• Diagnose mechanical, electrical, and control faults in HVAC systems and troubleshoot efficiently.
• Lead chiller start-up, commissioning, performance testing, and optimization.
• Manage site execution for data center cooling projects, including installation oversight and coordination with contractors.

Skills

Refrigeration cycles

HVAC controls

BMS/EMS integration

Diagnostic software

Reading drawings

Customer communication

Education

Diploma/Bachelor in Mechanical or Electrical Engineering

Tools

Diagnostic tools

Job description

Role & responsibilities

• Perform service, preventive maintenance, and corrective actions on Air-Cooled and Water-Cooled Chillers, including screw, scroll, and centrifugal systems.
• Diagnose and troubleshoot mechanical, electrical, and control-related issues in chiller and HVAC systems.
• Conduct chiller start-up, commissioning, performance testing, and system optimization.
• Manage site execution for data center cooling projects, including planning, installation oversight, and coordination with contractors and OEM teams.
• Support upgrades, retrofits, and energy-efficiency improvements in existing data centre cooling infrastructure.
• Review technical drawings, submittals, and project documents for accuracy and compliance.
• Maintain detailed service reports, performance logs, and documentation for all equipment.
• Ensure strict adherence to safety standards, regulatory requirements, and customer operational protocols.
• Provide technical guidance and mentorship to junior engineers and technicians.
• Interface with customers regularly to provide updates, clarify technical issues, and ensure completion of service and project tasks.
• Participate in root-cause analysis and implement corrective and preventive actions for recurring issues.
• Coordinate with internal teams (sales, project management, engineering) for seamless service and project delivery.
• Timely submission of Root cause analysis & 8D reports to customers
• Willing to work in Shift available to work on Holidays & public holidays to meet agreed SLA
• Monthly MOR, Quarterly QBR meetings required to be attended with DC customers

Preferred candidate profile

• Diploma or Bachelors degree in Mechanical Engineering, Electrical Engineering, or relevant technical field.
• 5–10 years of hands-on experience servicing Air-Cooled and Water-Cooled Chillers, preferably in data centre applications.
• Strong knowledge of refrigeration cycles, HVAC controls, BMS/EMS integration, and cooling redundancy concepts.
• Experience in project execution, installation supervision, and commissioning of HVAC equipment.
• Ability to read and interpret technical drawings, wiring diagrams, P&IDs, and equipment manuals.
• Proficient in diagnosing mechanical, electrical, and control faults using service tools and diagnostic software.
• Strong customer communication skills and ability to work in critical data centre environments.
• Familiarity with safety standards and industry best practices.
• Good problem-solving skills and ability to work independently with minimal supervision.