L2 Infra Sys Engineer - Windows/Linux & Storage

Questronix Corporation; Makati; On-site; PHP 600,000 - 900,000; Full time

Job summary

Questronix Corporation is seeking an experienced L2 IT Infrastructure Engineer to support enterprise server and storage systems across Production, UAT, and Development environments. You will troubleshoot, monitor, and optimize Windows and Linux servers, manage virtualization platforms, and assist with storage provisioning and recovery activities.

You will handle incident resolution, perform RCA where needed, and participate in 24/7 on-call rotations, ensuring robust uptime and data integrity

Qualifications

• Hands-on Windows and Linux server administration.
• Strong understanding of server infrastructure and performance monitoring.
• Experience with virtualization platforms such as VMware vSphere, ESXi, or Hyper-V.
• Familiar with SAN/NAS/DAS storage and backup/recovery tools.

Responsibilities

• Provide L2 support for enterprise server and storage infra across environments.
• Troubleshoot server/storage issues escalated from L1, and resolve incidents.
• Monitor health, performance, capacity, and availability using enterprise tools.
• Manage server provisioning, configuration, patching, and access control.
• Support storage provisioning, LUNs, volume management, and capacity checks.
• Perform storage troubleshooting for latency, IOPS, and connectivity.
• Assist with SAN, NAS, DAS environments and related protocols.
• Implement changes per change management; maintain docs and KB.
• Provide on-call support in a 24/7 shift environment when required.

Skills

Windows Server

Linux server

VMware vSphere

ESXi

Hyper-V

Storage administration

SAN/NAS/DAS

Backup & recovery

Monitoring tools

ITIL awareness

Networking basics

Incident management

On-call support

Tools

VMware

SolarWinds

Zabbix

Nagios

SCOM

ServiceNow

Jira

Veeam

Commvault

NetBackup

Dell EMC

NetApp

HPE

IBM storage

iSCSI / FC

Job description

Questronix Corporation is seeking an experienced L2 IT Infrastructure Engineer to support enterprise server and storage systems across Production, UAT, and Development environments. You will troubleshoot, monitor, and optimize Windows and Linux servers, manage virtualization platforms, and assist with storage provisioning and recovery activities.

You will handle incident resolution, perform RCA where needed, and participate in 24/7 on-call rotations, ensuring robust uptime and data integrity