7 years of Unix / Linux Administration (preferably RHEL 5-6) & Ubuntu; 5 years in a support capacity; 2 years of AWS experience. Strong expertise in Unix/ Linux internals, Cluster Administration. Logical Volume Management. Strong SAN / NAS storage concepts and hands on experience. Hands on experience in managing DNS (BIND), LDAP, NTP and SMTP (Exim, postfix or sendmail). Experience With VMWare administration is preferable.