- Asterisk PBXs installation.
- Windows Server 2008 & 2012 Installation.
- Storage systems configuration and administration: EMC VNX, HP, INSPUR and IBM.
- GNU/LINUX servers deploy, configuration and administration.
- Network devices configuration and administration: routers, switches, and firewalls (CISCO, Check Point, HP and FORTINET).
- Services configuration (Postfix, Dovecot, Bacula, Openldap, Pfsense, Alienvault Ossim, Nagios, Zimbra, radius, Bacula, Bind9, HAProxy, Apache, Openvpn, DansGuardian, Fail2Ban, Varnish Cache, Gitlab, DHCP, DRBD, PACEMAKER, HEARTBEAT, Corosync, Snort, OpenVas, Suricata, Ossec).
- Virtualization services and Cloud computing (Kvm, Xen, VMware ESXi, Proxmox, OpenStack, Citrix XenServer, Amazon EC2, AWS, Dockers).
- VoIP integration: A2Billing, Sugar Crm, vicidial.