Abdullah Barakat

Experience

• 

  BeeCell

  Jan 2006 - Jan 2014

  • GSM value added services network design, implementation and management.• Maintain secure connection between Beecell and operators, providers.• LAN and WAN technologies: (Domain controller, Active Directory, Security, VLAN, FTP, HTTP and IIS services, Load Balance, Routing, PIX and ASA Firewalls, site to-site VPN, NAT and ACL technologies).• Network troubleshooting and incident resolving.• Linux Red Hat and Windows Server administration.• SMS and MMS standalone applications and SMPP protocols.• Database preparing, Querying (Oracle and Postgres).• WEB application server administration.• Oracle Application Server administration.• Using network design and analyze programs such as Packet Tracer, Wireshark and Nmap.• Internet connection knowledge (ADSL, Leased Line, Fiber).• Data center server room installation and maintenance.• Data center virtualization and cloud infrastructure - VMware vSphere solution – virtual server installation.• Install and access servers at remote sites.• SAN, NAS and DAS storage systems administration.• Manage data backup and restore process.* Received an appreciation letter on my rule of a fast and well organized reallocation of whole data center of Beecell to a totally different location.* Received many appreciations on my rules of improving/creating variety of work processes, and initiating a variety of new procedures which affected the quality of the daily work of NOC department positively and efficiently. Voir moins

  • NOC Engineer Team Lead

    Oct 2007 - Jan 2014

  • Multimedia Officer

    Jan 2006 - Sept 2007
• 

  Free lance

  Jan 2010 - Jan 2013

  Private Instructor

  Private classed, giving the below courses:• Network foundation.• CCNA.• Linux foundation.

• 

  Smartworld - Etisalat ADNET project

  Jan 2014 - Jan 2017

  Network Operations Analyst

  • Troubleshooting Cisco, Palo Alto and Juniper routers and firewalls.• Support of different kind of network and application incidents.• Advanced analysis of various network traffic using Riverbed SteelCentral AppResponse OPNET and Wireshark.• Hands on F5 load balancer, BIG-IP Local Traffic Manager LTM.• Hands on security devices such as IPS, SSL VPN box, Proxy devices.• Intermediate use of Arcsight SIEM.• Analysis of variety of client-to-Server traffic, HTTP and HTTPS request/response in depth analysis.• Liaise with government departments and ministries expert users.• Monitor network traffic using NNM.• Working under ITIL service management process.• Using ITSM tools such as HPSM and Xtraction.• Responsibility of managing team members HPSM ticketing, daily interaction review and follow up.• Taking a designated rule of enhancing and improving all NOC department day-to-day processes.* Received an appreciation letter from both Etisalat management and Smartworld on my rule of enhancing HPSM ticketing and follow up process. Voir moins

• 

  Etisalat

  Jan 2017 - Jan 2019

  Systems and Security Specialist

  • Application Specialist.• SMS OZAKI gateway administration.• DNS Infoblox administration.• MS server and Active Directory administration.• Linux administration.• Database administration (Oracle 11g, Oracle RAC, SQL server).• VMware administration.• Network and Systems security troubleshooting.

• 

  Abu Dhabi Digital Authority (ADDA)

  Sept 2019 - now

  Infrastructure - Systems Specialist

  •Systems project transition.•Datacenter systems installation and decommissioning.•Change management.• Application specialist.•WEB server administration - Apache.• VMware administration.• SMS gateway administration.• DNS Infoblox administration.• Linux administration.• MS Server and Active Directory administration.• MS Exchange administration.• Database administration (Oracle 11g, Oracle RAC, MySQL).• Kaspersky server administration.• Network and Systems troubleshooting.• Systems security hardening.•Patching management. Voir moins

• 

  Abu Dhabi Department of Gevernment Enablement

  Jan 2022 - now

  Senior IT Infrastructure Specialist at Abu Dhabi DGE