Network And Systems Administrator
SAMIR GROUP
February 2007 – Present
• Managing and Configuring UTM Firewall Appliances (Cyberoam, Dell_SonicWall, Fortinet, DrayTek Vigor, Palo Alto and Sophos).
• Managing and Configuring SAN and NAS Storage Solutions (EquaLogic, PowerVault).
• Managing and Configuring VPN Tunnels (MPLS, IPSEC "SiteToSite", L2TP Client VPN, PPTP and CISCO VPN.
• Managing and Troubleshooting Domain Controllers "Active Directory", Group Policies and Admin Delegations.
• Managing and configuring Network Services and Protocols (DNS, DHCP, WSUS, Telnet, SSH, SSL, SNMP, BGP, RIP, OSPF, NTP, POP, SMTP, IMAP, FTP, TFTP and etc.., ).
• Managing and Troubleshooting Email Messaging Systems ( Microsoft Exchange Servers 2003,2007,2010 and 2013, Merak Email Server - IceWarp "Version 8.0, 9.0 and 11.0".
• Managing Communications and Networking appliances and Devices ( CISCO_ASA Firewalls, Routers and "Core/Access" CISCO Catalyst Switches).
• Managing WAN Optimization Appliances (Cyberoam, SilverPeak and Riverbed).
• Managing and configuring Wireless Controllers (NetGear and CISCO).
• Managing Anti-Spam Appliances (Barracuda and Cyberoam).
• Managing and configuring Load Balancing, High Availability and Fail Over Technologies on Network and systems Levels.
• Managing ISA2004,2006 and TMG2010 Servers.
• Managing IP telephony system solution(NEC SIPServers_VOIP and AVAYA Systems).
• Managing and configuring Backup Solutions(Symantec Exec 3600 appliance, SA Solution and Acronis).
• Using Monitoring Applications For Network devices and End_Users like (OPManager, NetSupport) and MailScape Application for Monitoring Email Exchange systems.
• Managing and Monitoring Server rooms.
• Managing and configuring File Sharing with advance Security and Permissions.
• Managing and configuring Microsoft Business Solutions (LYNC, SharePoint and System Manager and etc.., ).
• Managing and configuring Antivirus and Security Center (Kasper Security Center and Norton Security Center) by Patches and agents.