3.0 - 7.0 years

2 - 3 Lacs

Chennai

Work from Office

Job Title: Linux System Administrator Experience: 3+ Years Location: Chennai Employment Type: Full-time Shift : 24*7 Only Male candidates can apply Desired Candidate Profile: 3 to 7 years of relevant hands-on Linux administration experience Must have worked in a production server environment or data center setup Familiarity with Linux security patching, LVM, routing, and user management Exposure to Exacc, Exadata, Kubernetes, and virtualization platforms is preferred Good communication and coordination skills for cross-team collaboration (DC, NOC, field engineers) Proactive approach towards issue diagnosis and resolution Primary Skills: Linux OS troubleshooting (RHEL) File system housekeeping (root, /var, /tmp) Memory & CPU diagnostics LVM creation & management Server patching (Linux, Exacc, Kubernetes) ServiceNow (SR/Case ID management) Networking basics, port checks, and routing Kubernetes: pod restarts, replicas scaling Exadata, Exacc OS & Infra patching Mount points, NFS/ZFS, Solaris fault clearing Server reboot via ILOM Qualys agent & SIEM configuration VM migration (PCC) and patching Hardware replacement coordination (HDD, DIMM, PCIe, IB switches) Monitoring tool usage (Exawatcher, Oswatcher) Sneep installation and health monitoring (Exadata, NCB) Job Responsibilities: Perform routine and emergency Linux server troubleshooting Manage patching schedules, remediation, and vulnerability fixes Work closely with DC/NOC teams for port and network-related issues Create mount points, configure LVM, and assist in backup/mounting procedures Coordinate with field engineers for hardware replacements and perform post-checks Reset user passwords, unlock accounts, and configure password-less logins Handle Kubernetes pods/replica adjustments as part of patching Monitor systems using tools like Oswatcher, Exawatcher Perform baseline remediation and hardening based on vulnerability assessments Manage ticket lifecycle via ServiceNow (SR creation, follow-up, data submission)

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