Started working as a Technical Architect for Infrastructure projects

Worked as Technical support engineer in Sun microsystems aka Oracle

Sun Solaris Administration on Sun Servers and File System management.Monitoring alarms using Tivoli Monitoring tool and resolving the issues within predefined SLA defined by the client.Monitoring System Performance of Virtual memory, System events, Swapping, Disk utilization, CPU utilizationCreation and Managing Users / Group accounts and set up a user’s work environmentManaging Package and Patch Administration.Performance monitoring and tuning of file systems.Backup and restoring the files across the network.Configuring and Maintaining Solaris Zones.Check the Hardware Status and Processor Status.Automation of jobs using ‘cron’ and ‘at’ commands.Configuring and Managing NIS, NFS and AutoFs.Configuring RAID (0, 1, 1+0 and 5) using Volume Manager Technologoes.Performing Solaris Live upgrades.Configuring and Maintaining NTP, Samba, ApachePerforming disk replacement by using Volume manager TechnologiesFreezing, switching service groups during the maintenance by using Veritas ClusterMonitoring and managing failover service groups by using Veritas Cluster

Installing, Configuring and Maintaining Standalone systems and servers.Creating the volumes and creating the file systems (UFS and VXFS)Disk configuration & Managing File SystemsInstalling applicable patches and third party software on Sun Systems. Maintenance and reconfiguration (resizing & relayout) of online volumesAnalyzing and monitoring the performance of volumes.Configuring and Maintaining NTP, Samba, ApacheScheduling of automatic repetitive Jobs with CrontabConfiguring and managing NIS master and ClientsConfiguring and Maintaining Solaris zonesPerforming application housekeeping activites on the servers as per the client given guide line.Performing Scheduled reboots of Sun servers.Raising RFC and implementing changes after getting approval from CAB whenever it is needed.

File system operations: Cleanup File systems, fsck file systems Adding new disks and creating new File systemsBackup using tar, , ufsdump and ufsretore.Troubleshooting Network Connectivity problems, User Login problems and Server Booting Problems.Configuring and administrating Swap spaceManaging and administrating NFS & Auto FS

ROLES AND RESPONSIBILITIES:Familiar with Windows NT/2000/2003 Server Installation, disk managementInstallation, Maintenance and administration of Anti Virus softwareImplementing/Support of networks with firewalls, Remote Access servicesPerforming backup and restore activites by using ntbackup. Adding the clients to Domain ControllerPerforming user creation and password resets .TECHNICAL SKILLHaving working knowledge on Red hat Linux.Having working knowledge on Unix Shell scripts. VERITAS VOLUME MANAGER:Installing and configuring Veritas Volume Manager .Creating, Resizing, Restarting, and Removing the VolumesCreating, Resizing, Importing and Deporting of Disk groups.Configuring and Managing Veritas root mirroring.Implementation of RAID levels using Veritas Volumes.Growing and shrinking the file systems online (VxFs).Managing the backups of DG configuration by using Vxconfigbackupd.Trouble Shooting volume and kernel states of Logical ObjectsTaking Snapshots of Raid levels.Changing layouts online by using VxassistVERITAS CLUSTER:Strong Knowledge on VCS scenario.Freezing, switching service groups during the maintenanceMonitoring and managing failover service groups