System Administrator (Whitefield)

Experience: 5-8 years 1. Role Summary The Windows & Linux Administrator will be responsible for managing and maintaining the Manipal Hospitals Data Center infrastructure, including Windows and Linux servers, virtualization environments, storage, backups, monitoring tools, and security configurations. - _ 2. Key Responsibilities A. Server Administration - Windows & Linux - Install, configure, and manage Windows Server (2012/2016/2019/2022) and Linux distributions (Ubuntu, CentOS, RHEL). - Manage domain controllers, AD DS, Group Policies, DNS, DHCP, print servers, file servers, and system services. - Maintain Linux services such as SSH, Apache/Nginx, Samba, Cron, NFS, FTP, and systemd services. B. Virtualization & Cloud - Manage VMware vSphere/ESXi clusters, HA/DRS configuration, and VM lifecycle. - Perform VM provisioning, performance tuning, snapshot management, and capacity planning. - Work with private cloud or hybrid cloud services if applicable. C. Storage & Backup Management - Configure and manage SAN/NAS storage systems. - Handle LUN provisioning, RAID configurations, iSCSI/Fibre Channel storage operations. - Monitor storage performance, availability, and redundancy. - Manage enterprise backups using tools like Veeam, Commvault, NetBackup, etc. - Execute restore operations, schedule backups, and conduct DR drills. D. Monitoring & Performance Tuning - Troubleshoot CPU, memory, network, disk performance issues. - Optimize system configurations for high availability and rapid response times. E. Security & Compliance - Implement OS hardening and follow hospital IT security policies. - Manage firewall rules, antivirus/EDR agents, patch compliance, and audit logs. - Support regulatory requirements: NABH, JCI, and internal IT audit controls. - Manage user access, permissions, and privilege escalations. F. Data Center Operations - Ensure uptime and health of data center racks, servers, cables, power, cooling, and network connectivity. - Maintain asset records, .