Infrastructure Engineer/Senior (Sedenak, Johor)

About the role

Job Summary

The Senior Infrastructure Engineer (Data Center) is responsible for ensuring stable, secure, and scalable data center infrastructure operations across EU and APAC. This role leads to L2/L3 support and continuous improvement for Windows/Linux, VMware, and Nutanix platforms, acts as the primary point of escalation for onsite IT/OT Engineers, manages vendor engagement, and participates in a 24/7 escalation on call. Exposure to BMS and CCTV/VMS software is a plus.

Key Responsibilities

Data center infrastructure operations (L2/L3)

• Operate and support computer/virtualization platforms (VMware vSphere/ESXi), ensuring high availability and performance.
• Perform advanced troubleshooting across hardware/OS/virtualization layers and drive issues to closure.

Windows & Linux administration

Build, configure, harden, patch, and troubleshoot Windows Server and **Linux systems.

• Support standard OS services and integration required for data center operations.

Escalation lead for onsite IT/OT engineers

Work with onsite IT/OT Engineers in multiple data centers; coordinate activities, provide remote guidance, and ensure consistent operational practices.

• Serve as the main point of support and escalation, leading triage, prioritization, and resolution during incidents.

24/7 escalation on call (EU & APAC)

Participate in a 24/7 escalation on-call covering EU and APAC time zones, including after-hours/weekends as scheduled.

• Join major incident response (war-room coordination), ensure clear stakeholder updates and effective vendor escalation.

Change, upgrades, and life cycle management

Plan and execute upgrades, patch cycles, capacity expansions, migrations, and lifecycle refresh activities with appropriate change controls.

• Produce implementation plans, rollback steps, and post-change validation.

Vendor & stakeholder management

Engage external vendors for support cases, escalations, onsite dispatch, and service delivery follow-ups; track actions to meet agreed timelines/SLAs.

• Communicate clearly with internal stakeholders across regions and functions.

Monitoring, documentation, and continuous improvement

Ensure monitoring is effective and actionable; refine alerting and operational dashboards where applicable.

• Maintain runbooks, SOPs, diagrams, asset/configuration records, and escalation matrices.
• Identify recurring issues and implement preventive measures and automation opportunities.

Cross-domain collaboration

• Collaborate with Facilities/Security teams and vendors where needed, with ability to understand workflows related to BMS and CCTV/VMS systems (monitoring, alarms, basic fault isolation).

Key Requirements

Required qualifications & experience

• Bachelor’s degree in IT/Engineering (or equivalent practical experience).
• 5–8+ years of relevant infrastructure/data center experience, including senior-level troubleshooting and incident ownership.
• Strong written and verbal communication skills; able to coordinate professionally with external vendors and multi-region stakeholders.
• Willingness to support EU and APAC regions and participate in a 24/7 escalation on call.

Nice-to-have / advantages

• Familiarity with BMS software (data center environmental monitoring/alarms) and CCTV/VMS software in partnership with Facilities/Security.
• Scripting/automation: PowerShell, Bash, Python.
• Backup/DR tooling exposure (e.g., Veeam or equivalent).
• Working knowledge of networking fundamentals (VLANs, routing concepts, firewalls) for troubleshooting.
• ITIL practices (incident/change/problem).

Interpersonal Requirements

• Calm Manner, able to work under pressure.
• Self-motivated, ability to work on own initiative.
• Punctual and reliable.
• Good attention to detail.

Education

Bachelors in Information Technology or Information Systems

Diploma in Information Technology or Information Studies