I have experience in deploying and maintaining of:
Server operating systems: Windows Server 2003 - 2012R2, ESX,
Windows based web, database, WSUS and other main servers
Virtualization: VMware Server, VirtualBox,
Directory service: Active Directory
Firewalls: Windows, pfSense, Palo Alto
Data Storage Systems: HP, Fujitsu, EMC
End User: Windows based PC, teradici zero clients, desktop deployment
Network: HP switches
Backup: Symantec Backup Exec, HP Dataprotector
Website: Wordpress, mysql