SME -Windows/Linux -Server Admin

Key Responsibilities

• Administer and manage Windows Server (2016/2019/2022) and Linux (RHEL, CentOS, Ubuntu) environments.
• Design, implement, and maintain High Availability (HA) solutions for critical applications.
• Configure and manage Windows Failover Clustering and Linux clustering solutions (Pacemaker, Corosync).
• Ensure zero/minimal downtime through redundancy, failover, and load balancing strategies.
• Manage Active Directory, DNS, DHCP, and Group Policy.
• Perform system installations, upgrades, patching, and lifecycle management.
• Implement backup and disaster recovery (DR) strategies including replication and failover testing.
• Monitor infrastructure health and proactively address performance bottlenecks.
• Manage virtualization platforms (VMware / Hyper-V) with HA configurations.
• Automate routine administrative tasks using PowerShell, Bash, or Python.
• Collaborate with application, database, and network teams for HA architecturedesign.
• Maintain detailed documentation for HA setups, failover procedures, and SOPs.

Required Skills

• Strong expertise in Windows and Linux Core Administration.
• Hands-on experience in:
• Windows Failover Clustering
• Linux HA tools (Pacemaker, Corosync, Keepalived)
• Knowledge of load balancing technologies (NLB, HAProxy, etc.).
• Experience with storage clustering / shared storage (SAN, NAS).
• Solid understanding of DR concepts (RPO, RTO, replication).
• Experience in virtualization HA (VMware HA, DRS, vMotion).
• Strong troubleshooting skills for complex clustered environments.
• Knowledge of networking concepts related to HA (VIPs, failover IPs).

Interested candidate contact HR - [phone removed]