L2 Infrastructure System Engineer

<h3>Job Description:</h3><ul>
<ul><li>Provide Level 2 (L2) operational support for enterprise server and storage infrastructure, including Windows and Linux systems across Production, UAT, and Development environments.</li></ul>
<ul><li>Perform advanced troubleshooting and incident resolution for server- and storage-related issues escalated from L1 support teams.</li></ul>
<ul><li>Monitor server and storage health, performance, capacity, and availability using enterprise monitoring tools, and take corrective actions when required.</li></ul>
<ul><li>Manage server administration tasks, including user access, services management, system logs, disk utilization, and performance tuning.</li></ul>
<ul><li>Support storage administration and operations, including storage provisioning, LUN allocation, volume management, and capacity monitoring.</li></ul>
<ul><li>Perform storage troubleshooting related to disk failures, storage latency, connectivity, IOPS, and capacity utilization.</li></ul>
<ul><li>Support enterprise storage technologies, including SAN, NAS, and DAS environments.</li></ul>
<ul><li>Perform basic SAN administration, including LUN mapping, zoning coordination, and storage connectivity troubleshooting.</li></ul>
<ul><li>Support storage technologies and protocols such as Fibre Channel (FC), iSCSI, NFS, and SMB.</li></ul>
<ul><li>Monitor storage performance and investigate issues related to storage latency, throughput, and I/O performance.</li></ul>
<ul><li>Support RAID configurations, disk replacement coordination, and storage array health monitoring.</li></ul>
<ul><li>Manage server provisioning, configuration, and patch management following established standards and procedures.</li></ul>
<ul><li>Troubleshoot OS-level issues, application dependencies, and network connectivity problems impacting server and storage operations.</li></ul>
<ul><li>Manage backup and restore operations using enterprise backup tools and ensure backup job success and data recovery readiness.</li></ul>
<ul><li>Support storage backup, replication, snapshots, and recovery operations.</li></ul>
<ul><li>Perform root cause analysis (RCA) for recurring server and storage incidents and recommend preventive actions.</li></ul>
<ul><li>Support virtualized environments such as VMware vSphere, ESXi, and Microsoft Hyper-V, including VM monitoring, basic provisioning, and troubleshooting.</li></ul>
<ul><li>Execute approved infrastructure changes, maintenance activities, storage expansion, and system upgrades in accordance with change management procedures.</li></ul>
<ul><li>Maintain and update technical documentation, operational procedures, and knowledge base articles.</li></ul>
<ul><li>Collaborate with network, storage, database, application, and vendor support teams during incident resolution and service restoration.</li></ul>
<ul><li>Ensure compliance with security policies, patching standards, access control procedures, and infrastructure operational standards.</li></ul>
<ul><li>Provide on-call support and participate in a 24/7 shift-based operational environment when required.</li></ul>
</ul><h2>Requirements</h2><h3>Qualifications:</h3><ul>
<li><strong>Hands-on experience with Windows Server and/or Linux server administration.</strong></li>
<li><strong>Strong understanding of server infrastructure, operating systems, and system performance monitoring.</strong></li>
<li>Experience with virtualization platforms such as<strong>VMware vSphere, ESXi, or Microsoft Hyper-V.</strong>
</li>
<li><strong>Knowledge of Active Directory administration, including user and group management, Group Policy, and authentication services.</strong></li>
<li>Familiarity with enterprise storage technologies such as<strong>SAN, NAS, and DAS.</strong>
</li>
<li>Basic to intermediate knowledge of storage administration, including LUN provisioning, volume management, storage capacity monitoring, and disk management.</li>
<li>Understanding of RAID levels, disk technologies, storage performance, and I/O troubleshooting.</li>
<li>Familiarity with storage protocols such as<strong>Fibre Channel, iSCSI, NFS, and SMB.</strong>
</li>
<li><strong>Knowledge of storage platforms such as Dell EMC, NetApp, HPE, IBM, or similar enterprise storage solutions.</strong></li>
<li><strong>Familiarity with backup and recovery solutions such as Veeam, Commvault, NetBackup, or similar tools.</strong></li>
<li>Understanding of backup policies, snapshots, replication, and disaster recovery concepts.</li>
<li>Understanding of server patch management, system updates, and security hardening practices.</li>
<li><strong>Experience troubleshooting server and storage performance issues involving disk utilization, memory, CPU, latency, IOPS, and service failures.</strong></li>
<li><strong>Basic knowledge of network troubleshooting, including TCP/IP, DNS, DHCP, VLANs, and connectivity validation.</strong></li>
<li><strong>Familiarity with enterprise monitoring tools such as SolarWinds, Zabbix, Nagios, SCOM, or similar platforms.</strong></li>
<li><strong>Experience with ITSM platforms such as ServiceNow, Jira, or similar ticketing systems.</strong></li>
<li>Good analytical, problem-solving, communication, and technical documentation skills.</li>
<li>Understanding of ITIL processes, including Incident, Problem, and Change Management.</li>
<li><strong>Willingness to work in 24/7 shifting schedules and on-call support environments.</strong></li>
</ul>