Operation Infrastructure Solution Specialist (Malaysia)

Reporting to the Senior Technical Operations Manager (Australia)

The Operational Infrastructure Solutions Specialist is responsible for the managing deployment, operation, maintenance, and controlled change of IT / OT infrastructure supporting STACK’s Australian data centre operations.

The role supports critical platforms and services including BMS, EPMS, data centre ICT systems, security applications, CCTV, access control, network infrastructure, server platforms, cloud-integrated services, monitoring systems, and associated management tooling. This will also include managing IT/OT changes into relevant environments and working with the Managed Service Provider (MSP) & CAB teams to ensure all implementations are smooth and without errors.

This is a hands-on technical role operating in a high-availability, customer-critical data centre environment supporting critical workloads with strict SLA, security, compliance, and operational resilience expectations. The role requires disciplined adherence to ITIL-aligned operational processes, CAB governance, approved Method of Procedure documentation, incident and problem management, configuration control, audit evidence capture, and operational risk management.

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Operation Infrastructure Solution Specialist (Malaysia)

STACK Infrastructure APAC, Johor Baru

Reporting to the Senior Technical Operations Manager (Australia)

Areas of Responsibility

Collaborate with business stakeholders to gather and analyse technical requirements and constraints for infrastructure projects.
Operate, maintain, and support ICT/OT infrastructure required for the reliable operation of STACK’s Australian data centres, including BMS, EPMS, monitoring platforms, security applications, CCTV, access control, servers, storage, network infrastructure, cloud-integrated services, and management systems.
Monitor ICT/OT system health, alerts, availability, capacity, performance, backup status, security posture, and operational risks, ensuring timely investigation, escalation, remediation, and documentation.
Ensure ICT/OT platforms remain resilient, supportable, patched, backed up, recoverable, and aligned with approved architecture and operational standards.
Prepare, review, and execute ICT/OT change records, MOPs, implementation plans, rollback plans, validation steps, stakeholder communications, and post-change evidence in accordance with STACK’s infrastructure regulations and governance.
Participate in CAB and emergency change processes, ensuring change risk, customer impact, operational impact, security impact, dependencies, and maintenance-window requirements are clearly assessed and approved before execution.
Ensure changes are executed exactly as approved, with deviations stopped, escalated, and documented in accordance with change governance requirements.
Participate in the 24/7 on-call roster and provide timely response for Severity 1, 2, and 3 ICT/OT incidents in accordance with defined response, escalation, communication, and restoration SLAs.
Triage, investigate, escalate, and resolve ICT/OT incidents in accordance with defined SLAs, OLAs, escalation paths, and major incident procedures.
Support major incident management, including technical investigation (RCA), restoration actions, communications input, evidence capture, incident timelines, and post-incident reviews.
Implement and maintain security controls across ICT/OT infrastructure, privileged access controls, secure administration, logging, monitoring and vendor remote access controls.
Maintain accurate ICT/OT configuration, asset, warranty, licensing, support, and lifecycle records in FreshService or the approved ITSM platform.
Design, develop and document IT/OT infrastructure solutions that align with STACK APAC architecture, security standards, operational support models, resilience requirements, and long-term technology strategy.
Recommend and execute improvements and solutions. Provide a clear resource planning and timeline for all OT related improvement projects. List and resource plans shall be fortnightly.
Manage MSP and vendor activities affecting ICT/OT infrastructure, ensuring work is governed through approved access, change, incident, security, and site procedures.
Managing and following up on Service Desk Tickets (OT related ones only) to ensure smooth operation of infrastructure systems, troubleshooting issues, and providing support to end-users using OT systems.
Maintaining tools and critical spare parts where necessary and keeping track within ITSM.
This role is a very hands-on approach role, and being an all-rounder is essential.

Operation Infrastructure Solution Specialist (Malaysia)

Reporting to the Senior Technical Operations Manager (Australia)

Operation Infrastructure Solution Specialist (Malaysia)

Reporting to the Senior Technical Operations Manager (Australia)

Areas of Responsibility

About STACK Infrastructure APAC

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STACK Infrastructure APAC