Outstanding Working knowledge of IT Infrastructure like LAN, WAN, IP Address, VPN, firewalls, routers, switches, etc, Troubleshooting of Network issues & Computer and peripheral faults. CCNA Preferable, Windows / Linux Server Administration with client Configuration Good Knowledge of Surveillance systems and their components Virtualization: - Basic knowledge of V M ware or Similar Troubleshooting Biometrics and Access control, EPBX with Extensions configuration.