SHAWKAT ALI

       Richardson, Texas 75081

      Phone: (469) 358-7573

 Email: shawkatit@gmail.com

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Summary:

 

·         Possess extensive experience in IT industry with strong background in telecomm engineering in LTE, UMTS and CDMA network.

·         Performed requirement analysis, network design, commissioning, acceptance test, post launched network maintenance.

·         Project Involvements of multi-tier customers including Sprint, Verizon, and Cricket Communication, IPX Service provider Syniverse Technologies, iBasis Inc.

·         Possess effective written and verbal communication skills in technical and non-technical medium.

·         Possess Strong Work Ethics and Team Work skills.

Accomplishments:

 

·         Received "Special Recognition Certificate” from Motorola Inc. president for developing the reverse engineering process in system provisioning that minimized the system implementation time by 50%.

·         Received personal acknowledgement and bonus for completing the critical Pilot project.

 Technical Skills:

 

Protocol:     IP/TCP, SCTP, SNMP, Diameter, SIP, SS7

Standards and Specifications:  3GPP, 3GPP2, RFC 6733/3588, RFC 2906

Operating System: Windows 7/XP, Linux/Solaris, Cisco IOS

Hardware:   LTE Control Server (MME), Subscriber Server (HSS),

      Policy Control and Rules Server (PCRF), Cellular Base Station

      (eNodeB), Cisco Routers and Switches and 4G signaling router

Tools:        Wireshark, TCPdump WinCVS, Mobile Traffic Generator (Seagull),

              Network Monitoring Tool (NetCool)

Computer Languages:  Perl Script, Shell Scripts ,C and XML

           Databases:  Oracle 10g, Informix, MySQL

Certification:   Sun Solaris UNIX System Administration

                           

PROFESSIONAL EXPERIENCE:

 March 2012– Present, Product Services Architect – TSG Consulting Inc. Raleigh, North Carolina

The products are Diameter Signaling Router (DSR) and Policy Control and Rules Function Server (PCRF).

·         Creates, review and analyze the Statement of Work (Sow) document for the product implementation.

·         Creates, review and analyze the Network Architecture Planning document for the product implementation.

·         Creates, review and analyze the Solution Architecture Engineering documents, for the product implementation in accordance with customer requirements.

·         Performs product software release installation and configurations.

·         Creates and review the Acceptance Test Plan per release and execute tests.

·         Knowledge Base share, troubleshooting and provide assistance to customer for product functional issues.

Sept 2010 – Feb 2012 LTE System Engineer - Repeat Consulting

      Inc. McLean, Virginia

·         Performed LTE Core tests on S1AP, S6a, S11, Gx/Gy/Gz and Sgi interfaces.

·         Performed EPC software installation and upgrade, CIQ provisioning in MME, Diameter Servers such as HSS and PCRF.

·         Performed Diameter interface messages test between MME and HSS, P-GW and PCRF and P-GW and OFCS.

·         Analyzed diameter commands and AVP of various interfaces in wireshark.

·         Implemented LTE feature test cases from the customer requirements, test design specification and 3gpp spec through the proprietary tool.

·         Performed EPC message simulation on Diameter and GTPC based interface.

·         Created LTE test cases such as Data Retry, GMSS (Multimode system selection), and L1/L2 level Throughput test all with IPv6 based IMS PDN Network.

·         Automated Authentication Resync procedures based on Milenage and Rijend`ael encryption algorithm.

·         Installed and configured various commercial releases of the test construction tool Rapid Test Designer.             

Jan 2009 – Sept 2010  LTE System Engineer  Huawei  Technologie Inc. Plano, Texas

·         Performed LTE/SAE network design for various field trials. Design included High Level Design (HLD) and Low Level Design (LLD) of the trial network.

·         Performed LTE/SAE Software Installation, Commissioning and Integration of managed elements (ME) such as eNodeB, MME, S-GW/P-GW, HSS into OM network for various markets.

·         Troubleshot LTE data call, such as Attach failure, Debugged call flow messages using various traces according to 3GPP specifications.

·         Configured Lab with real LTE nodes to setup LTE test network.

·         Performed LTE features test, such Attach, Detach, TAU and Handoff.

·         Reviewed and edited commissioning documents of various LTE nodes, such as ENodeB, MME, UGW and HSS for prospective customers.

·         Performed ASN Gateway commissioning for the WiMax network for the Clearwire market. 

Jan 2002 – Dec 2008 System Engineer, AdeptMax Inc – Richardson, Texas

·         Performed upgrade on Media Gateway, Call server Spatial Software 3.0 to 4.3 releases for UMTS migration.

·         Performed database migration from Release 3.0 SP9 to 4.3 SP1

·         Troubleshot service impacting issues, performance KPI for Soft switch

·         Provisioned and Configured   Call Server and Media Gateway for T-Mobile market deployment.

·         Provided customer support for deployed Call Servers, Media gateway and UTRAN nodes in T-Mobile MTA.

·         Applied Patches on Spatial Software release 4.3 for various feature fixes and resolutions.

·         Resolved critical trouble-ticket issues for various levels of SS7 stack connectivity problems and communicated status reports with management team.

·         Analyzed and Troubleshot GPRS/UMTS KPI related issues such as Attach, PDP activation Irau percentages.

·         Performed MTP3 and SCCP Link Set check and troubleshot between SS7/IP Gateway and HLR.

·         Effectively debugged and troubleshot wireless data network issues for the smooth operation of customer devices.

·         Installed, configured and upgraded software for handheld devices.

·         Provided knowledge transfer to customers about GPRS network and also know-how to resolve service impacting issues.

·         Provisioned system software components and upgraded Software releases.

·         Worked closely with the developers and designers to investigate issues during the failed test cases utilizing Clarify bug reporting tool.

Sept 2000 – Nov 2001 System Test Engineer, Nortel Networks Inc. –Richardson, Texas

·         Performed commissioning, testing, debugging and maintenance of GPRS network operations.

·         Performed checking of Package file that facilitates the software download process on the GPRS network components.

·         Planned, wrote sanity test cases suite according to software features specifications in GAP platform and executed test scenario such as IMSI Attach/Detach, PDP Activation, Handover, Billing-CDR, SMS message. 

·         Developed smart bits application in C++ to test control messages such as: User Registration, Reregistration, Deregistration and Handoff among domains (subnets) of IP mobility Test Lab.

·         Worked in a team for the design and implementation of multimedia WLAN test bed for IP Mobility using Windows NT/2000 servers, DHCP, DNS and SNMP server. The LAN consisted of IEEE 802.11 based wireless base station, Cisco routers and hubs.

1996 Oct– 2000 Aug System Test Engineer, Motorola Inc. – Fort Worth, Texas

·         Installed and upgraded CDMA network software in customer site for network elements such as CBSC, MM and Transcoder components.

·         Led a team to plan, develop using TMS tool and execute test suite for pilot beacon project that enhanced inter frequencies handoff across different CBSC.

·         Created test cases according to functional specifications, setup the lab environment and executed test cases for short message services, intra/inter-carrier hard handoff, 3 way/6 way soft handoff /softer handoff and high-speed packet data. Created software modification request by working closely with the feature designers using TMS tools then downloaded software patch for the releases and performed regression test.

·         Performed deployed system’s capacity analysis such as Erlangs, port availability, BHCA, CPU utilization and forecasted the threshold of network capacities.

·         Initiated reverse engineering process to generate CDMA network database from the system provisioning scripts, which reduced the system configuration time and minimized defects.

 1996 Jan - Sept    Network Admin -Consultant, Applied Materials Inc. - Austin, Texas

·         Implemented client/server application for the company’s BOM (AutoCAD file repository). The client software was HP’s User manager, and backend was an Oracle database.

·         Installed Oracle database in Windows NT and HP-Unix platform.

·         Installed ARPD, BOOTP, TFTP, BIND, NFS, NIS+ to support client/server software package.

·         Performed Oracle (PDM) database backup, export, import and startup and SGA memory management.

 

EDUCATION:

1992-1995      Oklahoma State University, Stillwater, Oklahoma

4 years Bachelor in Computer Science

Software Engineering § Programming § Data Structures § Operating Systems § Data Networks