ITIL best practices – Service Management, Change Management, Problem Management, Project Management
Unix/Linux administration – RHEL, CentOS, AiX, Solaris, Debian
Storage - EMC², Networker, Network Appliance, StorageTEK, Sun Solstice Disk Manager, Veritas Volume Manager, Data Domain
Architecture - Capacity planning, Disaster Recovery planning, Redundancy, High Availability, Security, Virtualization
Application servers – Apache, NginX, iPlanet, Tomcat, Jetty, jBoss
Database servers – Oracle, MySQL, Couchbase, MongoDB, Hadoop
Programming – Bash, Python, PHP, Java, C/C++