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