Senior system admistrator with extensive experience with Linux, Windows server, VMWare, Xen, KVM, MySQL, Apache, Nginx, Varnish, Haproxy, Keepalived, DRDB, ZFS, Corosync, Stonith, OSSEC, Nagios, Icinga, Cacti, Zabbix, SNMP, Splunk, Asterisk, Security, Networking, Firewall, Iptables, Bash, Python... and more.