Maintenance Engineer

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

Jora Malaysia will close on 9th September 2026. Thank you for being with us, we are cheering you on as you continue your career journey.

JLL empowers you to shape a brighter way.

Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented peopleand empowering them tothrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

Data Centre Day Shift Maintenance Engineer

Position Overview

The Data Centre Maintenance Engineer is responsible for ensuring the reliable operation, maintenance, and performance of critical infrastructure systems within a data centre facility during day shift hours. This role requires hands‑on technical expertise and proactive maintenance to minimize downtime and maintain optimal operating conditions.

Key Responsibilities

Critical Infrastructure Maintenance

Perform preventive and corrective maintenance on critical data centre systems including UPS systems, generators, CRAC/CRAH units, chillers, cooling towers, PDUs, power distribution systems, fire suppression systems, and building management systems (BMS). Conduct regular inspections, testing, and monitoring to ensure all systems operate within specified parameters.

Operational Support

Monitor and respond to alarms and alerts from building management systems. Execute operational procedures including equipment start-up, shutdown, and changeover activities. Maintain accurate logs of all maintenance activities, system readings, and incidents. Support capacity planning by tracking infrastructure utilization and performance metrics.

Troubleshooting and Problem Resolution

Diagnose and resolve equipment failures and performance issues quickly to minimize impact on critical systems. Coordinate with vendors and third‑party service providers for specialized repairs and warranty work. Participate in root cause analysis for incidents and implement corrective actions.

Compliance and Documentation

Ensure all maintenance activities comply with manufacturer specifications, industry standards, and internal procedures. Maintain comprehensive documentation including maintenance records, equipment histories, standard operating procedures (SOPs), and safety protocols. Support regulatory inspections and audits.

Safety and Risk Management

Follow all safety procedures including lockout/tagout (LOTO), hot work permits, and confined space entry protocols. Identify and report potential safety hazards or equipment concerns. Participate in emergency response procedures and business continuity exercises.

Required Qualifications

Education and Certifications

Relevant technical qualification in electrical, mechanical, or facilities engineering (HND, ONC, or equivalent). Desirable certifications include electrical qualifications (18th Edition wiring regulations), HVAC certifications, or data centre‑specific training (CDCP, CDCE).

Experience

Minimum 2‑3 years of maintenance experience in critical environments such as data centres, hospitals, pharmaceutical facilities, or similar 24/7 operations. Demonstrated experience with UPS systems, generators, HVAC systems, and electrical distribution at medium voltage levels.

Technical Skills

Strong electrical and mechanical aptitude with ability to read technical drawings, schematics, and P&IDs. Proficiency with building management systems and computerized maintenance management systems (CMMS). Understanding of redundancy concepts (N, N+1, 2N) and data centre tier classifications.

Competencies

Excellent problem‑solving skills with ability to work under pressure during critical situations. Strong attention to detail and commitment to following procedures. Good communication skills for coordinating with operations teams, vendors, and stakeholders. Flexibility to provide occasional out‑of‑hours support during emergencies or planned maintenance windows.

Working Conditions

Standard day‑shift hours Monday through Friday, with occasional evening or weekend work for planned maintenance activities. Work performed in data centre environments with exposure to varying temperatures, noise levels, and requirement for PPE. Physical requirements include ability to lift equipment, work at heights, and access confined spaces.

Location

On‑site –Johor Bahru, Malaysia

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