Data Centre Maintenance Engineer — Day Shift, Critical Systems

JLL; Johor Bahru; On-site; MYR 60,000 - 90,000; Full time

Job summary

JLL Malaysia is seeking a Data Centre Day Shift Maintenance Engineer to ensure reliable operation and proactive upkeep of critical infrastructure in a Johor Bahru data centre. The role demands hands‑on expertise in electrical, mechanical and facilities systems and a commitment to minimal downtime.

The engineer will perform preventive and corrective maintenance on UPS, generators, HVAC, BMS and related infrastructure, while documenting activities and supporting safety and regulatory standards.

Qualifications

• Relevant technical qualification in electrical, mechanical or facilities engineering.
• Minimum 2-3 years of maintenance experience in data centres or 24/7 environments.
• Experience with UPS systems, generators, HVAC and medium‑voltage distribution.

Responsibilities

• Perform preventive and corrective maintenance on critical data centre systems including UPSs, generators, CRAC/CRAH units, chillers, PDUs, and BMS.
• Monitor alarms from building management systems and execute start‑up, shutdown and changes under supervision.
• Maintain logs of maintenance activities, readings and incidents; support capacity planning and performance tracing.
• Diagnose equipment failures, coordinate with vendors, and participate in root cause analysis and corrective actions.
• Ensure compliance with safety procedures (LOTO, hot work permits) and maintain comprehensive documentation.

Skills

Electrical systems

HVAC systems

CMMS

BMS

Reading schematics

Education

HND/ONC or equivalent

Tools

CMMS software

BMS familiarity

Job description

JLL Malaysia is seeking a Data Centre Day Shift Maintenance Engineer to ensure reliable operation and proactive upkeep of critical infrastructure in a Johor Bahru data centre. The role demands hands‑on expertise in electrical, mechanical and facilities systems and a commitment to minimal downtime.

The engineer will perform preventive and corrective maintenance on UPS, generators, HVAC, BMS and related infrastructure, while documenting activities and supporting safety and regulatory standards.