Walk-in || Server Administration

Job Summary

We are looking for an experienced Server Administrator responsible for managing and maintaining server infrastructure, virtualization platforms, backup systems, and data-centre operations. The candidate should have hands-on experience with Nutanix, VMware, Windows/Linux servers, backup technologies, storage, monitoring, and data-centre infrastructure.

The role involves ensuring high availability, performance, security, and reliability of the IT infrastructure while responding to incidents and performing preventive maintenance.

Key Responsibilities

Server Administration

* Install, configure, maintain, and troubleshoot Windows and Linux servers.

* Monitor server health, performance, CPU, memory, disk, and system availability.

* Perform OS patching, upgrades, hardening, and security updates.

* Manage user access, permissions, services, scheduled tasks, and system configurations.

* Troubleshoot hardware, operating-system, application, and connectivity issues.

* Maintain server documentation, configuration records, and operational procedures.

VMware Administration

* Administer VMware vSphere, ESXi, and vCenter environments.

* Create, configure, clone, migrate, and manage virtual machines.

* Perform VM provisioning, resource allocation, snapshots, and troubleshooting.

* Monitor ESXi hosts, clusters, datastores, and virtual infrastructure.

* Perform VM migrations using vMotion/Storage vMotion where applicable.

* Troubleshoot virtualization performance and availability issues.

* Assist with VMware upgrades, patching, and lifecycle management.

Nutanix Administration

* Administer and monitor Nutanix AHV / Nutanix infrastructure.

* Manage virtual machines, clusters, storage, and resources.

* Monitor Nutanix cluster health and capacity.

* Troubleshoot Nutanix CVM, storage, networking, and VM-related issues.

* Perform routine maintenance, upgrades, and health checks.

* Work with Prism / Prism Central for monitoring and administration.

* Support capacity planning and infrastructure expansion.

Backup & Recovery

* Administer and monitor enterprise backup infrastructure.

* Configure backup jobs, schedules, retention policies, and backup repositories.

* Monitor daily backup success/failure and resolve backup issues.

* Perform file, VM, and application-level restoration as required.

* Conduct periodic backup recovery and DR testing.

* Maintain backup reports and ensure compliance with backup policies.

* Troubleshoot backup performance, storage, and connectivity issues.

Data Centre Operations

* Maintain and monitor physical and virtual infrastructure in the data centre.

* Coordinate server installation, rack mounting, cabling, and hardware replacement.

* Monitor power, cooling, environmental conditions, and physical security.

* Coordinate with hardware, network, storage, and facilities teams.

* Maintain asset inventory and data-centre documentation.

* Follow data-centre access, change-management, and safety procedures.

* Participate in planned maintenance and infrastructure migration activities.

Monitoring & Incident Management

* Monitor infrastructure using enterprise monitoring tools.

* Respond to alerts, incidents, and service requests within agreed SLAs.

* Perform root-cause analysis for recurring infrastructure issues.

* Escalate complex issues to vendors or specialist teams.

* Participate in 24x7 on-call / shift support, if required.

Required Technical Skills

* VMware: vSphere, ESXi, vCenter, HA, DRS, vMotion.

* Nutanix: AHV, Prism, Prism Central, cluster administration.

* Servers: Windows Server and/or Linux.

* Backup: Enterprise backup and restore technologies.

* Storage: SAN/NAS, datastores, storage capacity and performance monitoring.

* Networking: Basic understanding of VLAN, TCP/IP, DNS, DHCP, switches, and firewall concepts.

* Data Centre: Rack servers, cabling, UPS, power/cooling, hardware troubleshooting.

* Monitoring, patch management, incident management, and change management.

* Basic understanding of DR, high availability, RPO, and RTO.