Furthermore I am OCP 10g & 11g, CCNA and MCSE 2012 certified. Proficient in TCP/IP protocols, routing protocols, subnetting and supernetting, DHCP, VLAN designing, Infrastructure designing, Disaster recovery, firewall, Active Directory ,DNS, load balancing, virtualization (Hyper-V, VMware ESXI), Active Directory, LVM, SYSLOG, python scripting for automating maintenance tasks, Linux (Ubuntu, fedora, Red Hat, Oracle Linux), Apache, IIS and tomcat web server and Virtual Host deployment, configuration and troubleshooting. Experience in Puppet and saltstack for infrastructure automation, mail server (Sendmail & Postfix), apache and tomcat and application deployment, troubleshooting and administration.