System Admin - ICCL - DR

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 strong troubleshooting skills, hands-on experience in server management, clustering, patching, and IIS administration. Key Responsibilities 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. 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. 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. Networking & Virtualization Configure and troubleshoot: NIC Teaming Virtual switches and network configurations Ensure optimal network availability and fault tolerance. 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. 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 OS Migration & Upgrades Plan and execute physical server OS migrations with minimal business impact. Perform data backup, testing, and rollback planning. File Transfer & Security Protocols Manage and configure secure file transfer solutions: FTP vs SFTP