Network Engineer
Abu Sarhad
مجموع سنوات الخبرة :19 years, 6 أشهر
- Managed services (Routing and Switching LAN/WAN)
- IP services (Redesigned IP address allocation for scalability)
- Relieved big network congestion by dividing into sub-networks in an appropriate size
- Reduced the number of routes entry in a routing table through summarization that resulted significantly to improve routing lookup process in a control plane
- VoIP support CME/CUCM.
- Managed Services (LAN/WAN Establishment of new sites over IPSec VPN and MPLS cloud)
- Network Implementation and Migration Plan, Establishment of IP CORE/Backbone network
- Manage the IP Engineering, Configuration, Installation, and provides IP Recommendations and Optimization regarding Network Protocols Reconfigurations, and Traffic Engineering
- Network-level problem resolution including troubleshooting on the entire Cisco network
- Managed VOIP system (CME/CUCM) and AD/DNS/GPOs.
- Operation and Maintenance of all routers and switches in AMEA region
- Provide support on Windows Servers 2012/DNS/AD/DFS/GPO
- Firewall administration including Email security gateway and Servers.
- Supported networks in Saudi Arabia by ensuring that all 30+ Cisco 3560/3850 Catalyst switches, and 2901/4000 routers in Saudi Arabia Plant site are functional
- Documentation of all Network infrastructure (Configuration, Topology and Special Solutions) and escalation procedures in accordance with the company policy
- Recommended and installed new HP ProLiant DL380p Gen Servers
- Designed and implementation/administration of Windows Server 2008 Active Directory Environment for the Company from the ground up using old and new hardware
- Migrated all Windows 2003 Domain Controllers to Windows 2008 Domain Controllers
- Moved different servers before migration: File, Printer, DHCP and Backup Server and Servers were difficult because there were more than just Domain Controllers
- Migrated all users mailbox from Exchange 2003 to Exchange 2010
- Planned and executed new email domain.
- Design and managed network which consisted of Cisco Core switch 4500 series chassis, 2960G/3550 catalyst switches, and Aironet acceses point 2700 series
- Implementation of Cyberoam 50i/25i for IPsec-VPN in thirteen branches in KSA.
- Helped shift and setup servers and network equipment at a hosted facility from our corporate office after determining power needs and proper equipment such MSASAN G3 storage, brocade switches and high end server clusters to host virtual environment.
- Proposes and presents various solutions regarding data network solutions including products in support of IT infrastructure in support of the ERP project
- Conducted network surveys in correlation to refresh project and worked with vendors for equipment purchases and project coordination with users and upper management.
- Management and monitoring of all nine remotesites branches of Almunajem Co. across the K.S.A (Jeddah, Dammam, Makkah, Tabuk, Kharj, Sakaka, Abha, and Khamis Mushayt).
- Daily responsibilities include troubleshooting and resolving break/fix tickets and providing technical support to the employee.
Updated and upgraded client workstation
* Maintained LAN connectivity
* Server NT 2000 maintenance
* Exchange 5.5
Bachelor of Science in Computer Science Earned 6 units of Master in IT AMA online education MICC, MS