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Must Have Technical/Functional Skills: Strong hands-on expertise in Linux administration (RHEL, Ubuntu): system tuning, performance analysis, filesystem management, and security hardening. Advanced experience in VMware administration (ESXi, vCenter, VM provisioning, snapshots, performance troubleshooting). Proven expert-level troubleshooting capability, including packet capture analysis using Wireshark, tcpdump, or equivalent tools. Experience with enterprise backup technologies such as Veeam, Rubrik, Cohesity, or similar platforms. Solid understanding of storage technologies (SAN, NAS, RAID, LUNs, multipathing, performance optimization). Strong foundation in networking fundamentals (TCP/IP, DNS, routing, VLANs, firewalls) to support end-to-end issue resolution. Experience working in 24x7 production environments with strict SLA and availability requirements.
Job Responsibility:
Administer, support, and optimize Linux environments (RHEL, Ubuntu) across physical and virtual platforms
Manage and maintain VMware infrastructure (ESXi, vCenter, vSAN), including VM lifecycle management, performance tuning, and capacity planning
Perform expert-level troubleshooting using packet capture and analysis tools (Wireshark, tcpdump) to resolve complex network and application connectivity issues
Support and manage enterprise backup solutions such as Veeam, Rubrik, and Cohesity, including backup operations, validation, and restore testing
Work with storage technologies (SAN/NAS) to troubleshoot capacity, performance, latency, and disk-related issues
Actively participate in and technically drive Major Incident (P1) calls, collaborating with cross-functional teams to restore services within SLA
Implement and maintain monitoring, alerting, and preventive controls for Linux and virtual infrastructure
Execute change, patching, upgrade, and DR activities in accordance with ITIL and organizational best practices
Provide operational documentation, runbooks, and knowledge articles to support service continuity
Requirements:
Strong hands-on expertise in Linux administration (RHEL, Ubuntu): system tuning, performance analysis, filesystem management, and security hardening
Advanced experience in VMware administration (ESXi, vCenter, VM provisioning, snapshots, performance troubleshooting)
Proven expert-level troubleshooting capability, including packet capture analysis using Wireshark, tcpdump, or equivalent tools
Experience with enterprise backup technologies such as Veeam, Rubrik, Cohesity, or similar platforms