Senior Linux Admin / System Admin - Navi Mumbai

Position: Linux Admin L2/L3/SME

Client: Nationalized Bank

Location  CBD Belapur, Navi Mumbai (Work from office from Day 1)

Shift Timing: Rotational (24/7 support-6 days working)

Job Responsibilities :

• Provide 24x7x365 administration and maintenance support for Linux (RHEL) and Windows servers deployed in private, hybrid, and public cloud environments.
• Perform server administration including user/group management, access permissions, GPO, print services, event logs, security controls, and resource monitoring.
• Monitor OS logs, CPU, memory, storage, file systems, backups, and system health; troubleshoot and resolve issues proactively to maintain server uptime.
• Perform OS installation, configuration, upgrades, patch management, hardening, performance tuning, and security compliance activities.
• Manage storage, file systems, mount points, LVM, SFTP, NFS, antivirus, backups, and server capacity.
• Develop shell scripts and automation solutions to improve operational efficiency and reduce manual activities.
• Monitor and manage servers and technology tools, including integration with performance monitoring, SIEM, ITAM, DAM, SCD, and other Bank systems.
• Coordinate with OEMs, VM teams, RHEL/Windows support teams, and other technical stakeholders through ticketing systems for issue resolution.
• Support DNS, Proxy, NTP, network, and other infrastructure-related configurations and troubleshooting.
• Handle VAPT, IS Audit, CSR, SCD, and other audit/security observations, ensuring timely compliance and closure as per Bank policies.
• Support cluster administration including cluster start/stop, resource configuration, parameter changes, and cluster log monitoring.
• Perform DR drill activities and support actual DR failover/switchover during disaster situations.
• Manage OS-related incidents, service requests, changes, and maintenance activities in coordination with relevant teams and required approvals.
• Prepare and maintain technical documentation, SOPs, manuals, operational procedures, and IT policies.
• Ensure continuous compliance, system availability, security, performance, and reliability of the Bank's server infrastructure.

If interested, kindly share your updated resume on [email removed]