I have 14 years experience with Linux and Solaris.
I'm a System Engineer and System Architect, I worked like consultant for big company like H3G, Costa Crociere . Now I'm working in a team administering a computer network that is more than 400 unix servers.
I've developed a great expertise in many fields such as
Operative system: including installation, configuration, architecture Solaris 8/9/10, Linux (Red Hat,Suse,Debian,Ubuntu)
Cluster Management: including installation, configuration, architecture Solaris Cluster, Red Hat and Veritas Cluster
Virtualization: including installation, configuration, architecture Solaris Zone and Containers, Ldom(Oracle VM Server for SPARC), VMware Esxi, Xen
Volume Manager: including installation, configuration, architecture Solstice Disk Suite/Solaris Volume Manager, RAID Manager and LVM, Solaris ZFS, Veritas Volume Manager
SAN Management: including installation, configuration LUN & zoning
I developed solutions based upon OpenSource Systems and Software with iptables, postfix (multiple domain), courier, postfixadmin, Apache, Bind, Keepalived, MySQL, OpenLDAP, SpamAssassin, ClamAV, Amavisd, Roundcube, SquirrelMail, Awstats,