IT Systems Administrator - Enterprise Infrastructure

AboitizPower; Cruz; On-site; PHP 600,000 - 1,000,000; Full time

Job summary

AboitizPower in the Philippines seeks an IT Systems Administrator to maintain and support server platforms, virtualization, and core infrastructure across plants and corporate users. The role focuses on availability, security, patching, backups, and enterprise systems to ensure continuous operations and strong service delivery.

You will collaborate with IT Operations, Network Operations, Cyber & OT Security, and Solutions teams to address incidents, implement improvements, and enable stable IT

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering or related field.
• 5-8 years of experience in IT operations, infrastructure support, or system administration.
• Experience in multi-site or regional IT operations support, incident escalation and structured troubleshooting, maintaining infrastructure standards and documentation.

Responsibilities

• System Administration and Platform Management
• Administers physical and virtual servers, operating systems, and core infrastructure platforms
• Plans and distributes workload (tickets, planned maintenance, site support) to ensure timely and consistent delivery
• Tracks team performance, quality of resolution, and adherence to standards and procedures
• Coaches and develops staff capability through mentoring, guided troubleshooting, and process discipline
• Serves as first escalation point for site-impacting incidents and recurring operational issues
• IT Service Delivery and Support Management
• Ensures incidents and service requests are logged, categorized, and resolved within agreed timelines and priorities
• Oversees execution of frontline support activities including endpoint troubleshooting, user support, and onsite coordination.
• Coordinates with NOCC, plant operations, and OT teams when IT systems affect operational visibility or performance.
• Ensures consistent use of ticketing, documentation, and escalation processes across all regions
• System Administration and Platform Operations
• Oversees administration of core platforms (servers, virtualization, cloud workloads, storage, backup) and verifies proper execution by System Administrators
• Ensures patching, OS updates, security hardening, and maintenance activities are executed and tracked.
• Reviews system health indicators (monitoring alerts, logs, utilization) and drives proactive remediation.
• Ensures backup jobs, restore testing, and data protection routines are executed and validated.
• Supports standardization of configurations and ensures baseline compliance across sites
• Incident Escalation, RCA and Continuous Improvement
• Leads or coordinates major incident handling, ensuring timely containment, restoration, and stakeholder updates.
• Conducts root cause analysis (RCA) for recurring issues and ensures corrective and preventive actions are implemented.
• Identifies improvement opportunities (automation, standardization, tooling, monitoring enhancements) to reduce recurring incidents.
• Works with other supervisors (Network, Security, Solutions) to resolve cross-domain issues and prevent repeat failures.
• Governance, Risk and Continuity
• Enforces change control, configuration documentation, and asset tracking practices within the team
• Ensures system documentation (procedures, inventories, recovery steps) is accurate and maintained
• Supports disaster recovery readiness activities including backup validation and recovery exercises
• Supports audit requirements and compliance deliverables related to IT operations and infrastructure controls

Skills

System administration

Server virtualization

IT operations management

Technical documentation

Education

Bachelor’s degree in Computer Science, Information Technology, Engineering or related field

Job description

AboitizPower in the Philippines seeks an IT Systems Administrator to maintain and support server platforms, virtualization, and core infrastructure across plants and corporate users. The role focuses on availability, security, patching, backups, and enterprise systems to ensure continuous operations and strong service delivery.

You will collaborate with IT Operations, Network Operations, Cyber & OT Security, and Solutions teams to address incidents, implement improvements, and enable stable IT