Over 6+ years of experience specialized in System Administration working on Redhat Linux, Solaris, Suse Linux, AIX, Cent OS, OEL and Windows environments.Experience in administering Solaris & Linux. Experience in Installation, Configuration, Backup, Recovery, Maintenance, Support of Sun Solaris & Linux.Experience in Installing, upgrading and configuring RedHat Linux 3.x, 4.x, 5.x using Kickstart Servers and Interactive Installation.Experience in Installing, upgrading and configuring SUN Solaris 2.6, 7, 8, 9 and 10 on Sun Servers using Jumpstart Servers, Flash Archives and Interactive Installation.Worked with Database administrators to tune kernel for Oracle installations.Experience with Veritas Volume Manager (VxVM), Veritas File System (VxFS), Veritas Net Backup, Veritas Clustering with SAN, NAS environment.Experience in installing, configuring and implementing the RAID technologies using various tools like VxVM and Solaris volume manager.Experience in Creation and managing user accounts, security, rights, disk space and process monitoring in Solaris and Redhat Linux.Installation and upgradation of Packages and Patches configuration mgmt, version control, service pack. & reviewing connectivity issue regarding security problem.Experience in configuration of NIS, NIS+, DNS, DHCP, NFS, LDAP, SAMBA, SQUID, postfix, sendmail, ftp, remote access, security management and Security trouble shooting skills.Experience on Webservers such as iPlanet Webserver 6.0 /Sun one web server 6.3, 6.5, Tomcat 3.x, 4.x, 5.x & Apache Server 1.x,2.x and integrating them with Weblogic 10.x servers.Experience in administering VMware Infrastructure Client 3.5 and Vsphere 4.0.Experience in implementing configuration management tools like puppet and chef.Experience in Installation of Oracle and MYSQL.Experience in writing shell scripts to automate the administrative tasks and management using cron and at. Expertise in scripting for automation, and monitoring using Shell, PHP,