*Over 7 years of experience specialized in System Administration working on Redhat Linux, CentOS, Solaris and windows environments. *Experience in Installation, Configuration, Maintenance of Linux. *Experience upgrading and configuring RedHat Linux 4.x, 5.x, 6.x & 7.x using Kickstart and Interactive Installation. *Experience in Creation and managing user accounts, security, rights, disk space and process monitoring in Redhat, CentOS and Solaris environments. *Experience in configuration of NFS, DNS, LDAP, HTTP, DHCP, FTP, postfix, sendmail, remote access management and security troubleshooting skills. *Experience on Webservers such as Apache Server 1.x, 2.x. and Tomcat *Experience in Installation and Configuration of MYSQL, Oracle, Marklogic and Alfresco. *Experience in Configuration using Puppet and Monitoring using Nagios. *Experience in administering VMware Infrastructure Vsphere/vCenter 4.0,5.0 & 6.0. * Experience in scripting for automation using Bash and Python. *Experience in scheduling jobs and administrative task using cron. *Creating and Managing Virtual Machines using VMware. *Installing, configuring and supporting Cisco UCS systems. *Installing, configuring and supporting GPFS (Spectrum Scale) High Availability Cluster. *Installing, configuring and supporting GFS2 High Availability Cluster. *Installing, configuring and supporting OCFS2 Cluster. *Installing, configuring and supporting F5 and Apache load balancers. *Installing, configuring and supporting Gluster Redhat storage servers(RHS 2.0 and 2.5). *Installing, configuring and using NewRelic as a monitoring tool. *Installing, configuring and using Splunk as a log analysing tool. * Installing, configuring and supporting Puppet. *Manages systems routine backup and restore with Netbackup 6.x & 7.x and BackupExec 2012. *Experience in supporting Developers and Quality Assurance in testing and insta