System Administrator within a company specialized in the telecom field, providing VAS products to a wide range of international clients.
Setup, maintenance and configuration of: - Linux systems (Ubuntu, Debian, CentOS, RedHat); - Windows systems (Windows Servers 2008,2012); - Web and application servers (Nginx, Apache, Tomcat); - SIP and E1 (Asterisk); - VMWare and related virtualization technologies; - High availability: Cluster and Load Balancing; - LAN and WAN IP networks; - IPSEC, VPN , PPTP, L2TP and Cisco VPN clients; - Firewalls (IPTables, Kerio); - Physical and software logical arrays; - Nagios system; - Bash scripting; - Remote management (iLO, iDRAC, IP KVM); - Backup (Netbackup, GIT, MySQL autobackup).
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