DevOps - Administration - Config Management

OS
Linux FreeBSD Solaris Windows

Virtualisation
XenServer ESX KVM Oracle VM Solaris Container FreeBSD jails, bhyve

Applications
NetBackup CQ5 Confluence & Jira MySQL Tomcat Asterisk Apache Webserver Drupal

Storage
NetApp (FAS & eSeries) HP EVA & 3PAR IBM DS Brocade & Cisco SAN Switches Quantum & HP Tape Libraries

DevOps
Chef, Puppet, Ansible