Ahmed Omer Abdelrahman DahabTabuk road, yarmok, Riyadh, KSA

Tel: +966 535692470 | Email: dahaboz@yahoo.comTelecom / Network Engineer CCNP - CCNP Voice

PROFILE Communications and network engineer with more than 4 years of combined experience impacting corporate performance through skillful alignment of technical resources with enterprise objectives. Experience in network architecture design, Voice System Administration/Integration Solution, and Team Management. With Experience in telecom like single site verification, and site survey.

KEY ACHIEVEMENTS

Strong background and experience in TCP/IP networking of large-scale organizations. Abilities in managing configuration, maintenance & migrations of large scale engineering

hardware devices, systems & application software with a focus on network administration including diverse networking set-ups.

Hands-on experience in handling networking activities including installing and configuring multi-vendor network hardware, telecommunication equipment & systems

EMPLOYMENT EXPERIENCE

Outsourced Network Engineer 20/5/2014 to 1/5/2015 Raqmeyat Engineering Company

Designed, implemented LAN, WAN and wireless networks, Network Topologies and its required Hardware. .

Configured, implemented Cisco ISR 3900, 2911 Routers, Catalyst 4500, 6509, 3750G Series Switches.

Configured, maintained Cisco Nexus 2000/5000 datacenter switches. Implemented, configured & troubleshoot: Cisco CME 8.0, CUCM 9.0, IP Phones Registration

with CME and CUCM, call routing through PSTN and VOIP, providing restrictions between the extensions, Unity, SRST, Video/Voice conference, Voice Gateways.

Configured, maintained VLANs, Voice VLANS, QoS, layer 2 default gateway redundancy using HSRP. 

Configured Layer-2 and Layer-3 port channels between the devices, link Aggregation to Trunk ports using the port-channel, PAGP, LACP.

Configured, maintained Cisco ASA, Fortinet Firewalls, Licensing, Polices, NAT, HA, Proxy, remote access and Site-to-Site IPSec/SSL VPNs.

Connected and configured new servers or networking devices into production.  Performed daily system event monitoring, verifying the integrity and availability of all

hardware, server resources, systems and key processes.  Created and managed user accounts and groups, and set up trusts among the domains. Setting up Group policy, shared folders etc.  Managed DNS, DHCP, WSUS, deployed security patches, Print server.  Implemented a Windows Deployment Service (WDS) Project, which automates PC imaging. Managed event monitoring of the Microsoft Windows environments.  Worked on different monitoring tools like Wireless Control System WCS, Cisco Works LMS. Maintained Inventory management and Upgrade Cisco Routers, Switches IOS. Provided technical support and troubleshooting for complex/major applications & network

problems. Documented, solved and tracked daily trouble tickets and change requests. Prepared and maintained Visio networks diagrams. Daily Network device health checkup.  Documented network problems and resolutions for future reference.

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Drive Test Engineer 4/3/2013 to 22/10/2013 New Zone for Engineering Company Radio network planning and optimization Dept (RNP/RNO)

Performed single site verification (SSV) Test new installation of “Base Transceiver Station” Ericsson, Huawei, ZTE the signal power,

the voice quality, the GPRS download and upload, the cell accessibility, and the handover between the BTS and it’s neighbors, in addition to the PS-R99 and HSPA services for 3G BTS, then created and submitted the reports.

Conducted wireless network drive testing, troubleshooting, verification and optimization, and using TEMS the industry-leading tool for investigating Wireless Network and diagnose Dropped calls, Missing Neighbor Feeders.

Verified installation of Radio Antennas, their Direction, mechanical tilts, electrical tilts, and Antenna height-and make all necessary corrections when warranted.

Performed and submitted low level optimization reports by conducting drive test and walk test for the signal power, voice quality and network accessibility and make the necessary tuning to enhance the coverage

Telecom Site Engineer 1/12/ 2012 to 28/2/ 2013First Link For Communication Company

Site Survey Modularization survey Coordinate and drive Technical Site Surveys Collect documentation for the Technical Site Survey Report Validation of drawings made by the architects based on the technical visit Continuously update plan for specific single site Installed RBS (Radio base station 2G cabinet 2206 ) TN (Traffic Node) installation & Microwave installation Ericsson. Microwave installation NSN (Nokia Siemens Networks) (0.3, 6 and 1-2)

Drive Test Engineer New Zone for Engineering Company 30/6/ 2012 to 31/10/ 2012 Radio network planning and optimization Dept (RNP/RNO)

Performed single site verification (SSV) Test new installation of “Base Transceiver Station” Ericsson, Huawei, ZTE the signal power,

the voice quality, the GPRS download and upload, the cell accessibility, and the handover between the BTS and it’s neighbors, in addition to the PS-R99 and HSPA services for 3G BTS, then created and submitted the reports.

Conducted wireless network drive testing, troubleshooting, verification and optimization, and using TEMS the industry-leading tool for investigating Wireless Network and diagnose Dropped calls, Missing Neighbor Feeders.

Verified installation of Radio Antennas, their Direction, mechanical tilts, electrical tilts, and Antenna height-and make all necessary corrections when warranted.

Performed and submitted low level optimization reports by conducting drive test and walk test for the signal power, voice quality and network accessibility and make the necessary tuning to enhance the coverage

Telecom Site Engineer 9/10/ 2011 to 1/4/ 2012(HITT) HASHAB Telecommunication & Information Technology Company

Site Survey Modularization survey Coordinate and drive Technical Site Surveys Collect documentation for the Technical Site Survey Report Validation of drawings made by the architects based on the technical visit Continuously update plan for specific single site Installed RBS (Radio base station 2G cabinet 2206 ) TN (Traffic Node) installation & Microwave installation Ericsson.

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Microwave installation NSN (Nokia Siemens Networks) (0.3, 6 and 1-2)

EDUCATION & TRAINING

B. Sc (Honor) in Engineering Technology, 2008.Specialization: Electronic Engineering (Telecommunication & Control)Faculty of Engineering and Technology University of Gezira (Sudan)

Engineering TraineeKhartoum Refinery Company, Algaili, KhartoumJun 12, 2007 – Jul 1, 2007

Engineering TraineeKhartoum Refinery Company, Algaili, KhartoumSep 7, 2007 – Sep 23, 2007

Engineering Trainee Gezira Hospital for Renal Diseases & Surgery, Wad Medani. Gezira State, Sudan.Instruments Division,Oct 5, 2005 – Nov 5, 2005

Convergence Labs, Hyderabad, IndiaAdvanced-Wireless communication, 6 months Training Course.

Zoom technologies, Hyderabad, IndiaCCNA, CCNP, CCIE, 3 months theory & practical Training Course.

Networldz, Hyderabad, IndiaCCNP Voice, 3 months theory & practical Training Course.

PROFESSIONAL CERTIFICATIONS

Cisco Certified Network Associate (CCNA). December 2010 Cisco Certified Network Associate Voice (CCNA-V). January 2011 Cisco Certified Network Professional Voice (CCNP-V). February 2011 Cisco Certified Network Professional (CCNP). February 2014 Advance Wireless communication with Drive Test. Convergence Labs. March 2011

SKILLS

Network architecture design, WAN/LAN, IP addresses & subnets Design, Point to Point, Wireless, SSL/IPsec VPNs.

Expertise in Configuring, troubleshooting Cisco Routers 2900/3900, Cisco switches 2960, 3750 stack, catalyst 4500/6500, Security devices: Cisco ASA 5520, 5580, Cisco Nexus 5k, Cisco ACS, ISE, Cisco webex, Netgear switches, Juniper, HP switches.

Routing: Configuring interfaces, IP Routing (Static route, RIP, EIGRP, OSPF and BGP), Route Map, PBR.

Switching: IOS upgrades, VLANs, Voice VLANs, dot1q trunking, VTP, NTP, STP, PVST, HSRP, Port Security, dot1x authentication, Multicast, Port/Link Aggregations: PAGP/ LACP.

Expertise in Telecom Platforms administration: Cisco call manager 8.0/9.0 running on MCS 7800, Cisco call manager express , Unity, SRST, Welltech SIP Server, Avaya IP office 500 v 2, H323/MGCP Voice gateways, PABX, E1 PRI.

Network Security: Configuring, Maintaining Cisco ASA 5520, 5580 firewalls, fortinet 300c: Licensing, NAT, AAA, Policies, Proxy, HA, IPsec VPNs, SSL VPNs, IPS.

Server administration: Widows server 2003/2008/2008 R2, Active directory, Application server, Storage manager NPAS, Virtualization: Hyper-V, DNS, DHCP, File server, GPO, WDS, IIS, WSUS, Exchange.

Virtualization, VMware ESXi, Citrix.

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Operating systems: Networks OS: IOS, NX-OS, Windows XP/7/8, Mac, Linux. Applications/Tools: MS Office, Outlook, MS Visio, CCP, Cisco NAC, VNC, Landesk, Avaya IPO

Manager v 9.0, CiscoWorks, EFSU, Wireshark, AutoCAD. Persistent in identifying and resolving hardware and software problems. Excellent organizational skills in enterprise support. Language: Arabic & English Speaks, Read & Write fluently. Excellent communication Skills. Self-motivated and a quick learner. Ability to work under pressure. Team Player.

PROFESSIONAL MEMBERSHIPS

Membership of Society of Engineers, Sudan. Membership of Sudan Engineering Council, Sudan.

PERSONAL DETAILS

Date and Place of Birth: Nov 15, 1981, Sudan | Gender: Male | Marital Status: Married. Number of Dependent: 1 Passport No.: P 01691392 Nationality: Sudanese Language: Arabic/English | Visa status: Transferable residence permit.

REFERENCES

References available on request

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