System Admin - ICCL - DR (Hyderabad)

We are seeking a skilled and experienced System Administrator (L2) to manage, maintain, and optimize Windows Server environments, Hyper-V clusters, and enterprise infrastructure. The ideal candidate should have robust troubleshooting skills, hands-on experience in server management, clustering, patching, and IIS administration. Key Responsibilities 1. Server Administration & Maintenance - Manage and administer Windows Server environments (2012/2016/2019/2022). - Perform server provisioning following standard checklists and best practices. - Ensure system availability, performance tuning, and capacity planning. - Monitor system health and proactively resolve issues. 2. Hyper-V Cluster Management - Configure and manage Failover Clusters and Hyper-V environments. - Perform and troubleshoot: - Live Migration vs Quick Migration - Cluster resource optimization - Ensure high availability with minimal downtime. 3. Patch Management & Security - Execute monthly OS security patching across standalone and clustered environments. - Apply patches with minimum downtime strategies (Cluster Aware Updating). - Maintain compliance with organizational security standards. - Perform vulnerability remediation and system hardening. 4. Networking & Virtualization - Configure and troubleshoot: - NIC Teaming - Virtual switches and network configurations - Ensure optimal network availability and fault tolerance. 5. Incident & Problem Management - Handle major/critical incidents, perform root cause analysis (RCA). - Troubleshoot performance issues using tools like: - Performance Monitor (PerfMon) - Event Viewer - Ensure timely resolution within SLA. 6. IIS & Web Server Management - Install, configure, and troubleshoot IIS (Internet Information Services). - Implement IIS security hardening such as: - Enabling HTTPS and disabling weak ciphers - Configuring request filtering - Securing application pools 7. OS Migration & Upgrades - Plan and execute physical server OS migrations with minimal business impact. - Perform data backup, testing, and rollback planning. 8. File Transfer & Security Protocols - Manage and configure secure file transfer solutions: - FTP vs SFTP - .