Syed Sharizal Syed Abdul Rahim

IMS Design Engineer | Networks Design Control & Architecture at Saudi Telecom

Company

Riyadh

ssharizal@gmail.com - +966 503532210

Malaysian currently residing in Riyadh, Saudi.

Work Experience:

Analyze study, review and approve technical documents for Core IMS and NGN requirements with the ability

to transfer knowledge to co-worker and interfaces.

Dimension of IMS and NGN Network Elements

Interface with vendors for compliance with STC specifications.

Preparation of technical specifications and tender/procurement documents for Core NGN, IMS design/

requirements.

Review bid responses Deployment Plans

Issue Engineering Design Documents and BOQs.

Interface with Planning, O&M and Implementation.

Provide Engineering support and Solve field problems

Conduct Interoperability tests

Track evolution of equipment

Specialties: Working knowledge on OSes like Solaris, HP-UX and Linux.

Unix shell scripting, PERL, AWK and C programming.

Working knowledge of PCRF, PCEF, EPC, LTE, IMS and Mobile Circuit Switch.

Working knowledge of VoLTE, SRVCC/eSRVCC (Sv,I2/Mw), IMS Centralized Services (ICS), SMS over IP.

Working knowledge of IMS Core Design: SBC, P/I/S-CSCF, TAS, BGCF, VCC, ePDG, HSS

Working knowledge of EPC IMS protocol (MME-HSS S6a/S6d, CSCF-HSS Cx/Dx, Sh, Mw, SIP)

Working knowledge of EPC: MME, S/P-GW, PCRF

Working knowledge of Network Function Virtualization (NFV)

Working knowledge of Software Defined Network (SDN)

Working knowledge of Oracle Tekelec Diameter Signaling Router or Diameter Routing Agent (DRA and DEA).

Working knowledge of Diameter Test tool Seagull.

Working knowledge of AAA (DIAMETER S6b,STa,SWx) LTE-eHRPD CSFB, PCRF (Gx,Rx) and UMA

(Radius).

Tracing Tool: Wireshark, tshark (linux), snoop (solaris), tcpdump (linux), logcat (Android UE)

Vendors (STC-IMS Core): Huawei, Ericsson.

WORK EXPERIENCE

IMS Design Engineer | Networks Design Control & Architecture

Saudi Telecom Company - Riyadh - April 2014 to Present

STC IMS and NGN Network Design

VoLTE - IMS

VoBB - FTTx, VDSL, IP PBX

Participate in STC Proof of Concept study of technology use NFV SDN vEPC vIMS vCPE (Telco Cloud) for

STC R&D Labs.

Job Description:

Analyze study, review and approve technical documents for Core IMS and NGN requirements with the ability

to transfer knowledge to co-worker and interfaces.

Dimension of IMS and NGN Network Elements

Interface with vendors for compliance with STC specifications.

Preparation of technical specifications and tender/procurement documents for Core NGN, IMS design/

requirements.

Review bid responses Deployment Plans

Issue Engineering Design Documents and BOQs.

Interface with Planning, O&M and Implementation.

Provide Engineering support and Solve field problems

Conduct Inter-operability tests

Track evolution of equipment

Projects:

Design Ut interface VoLTE Supplementary Services (Zh and Zn Diameter Interface BSF-HSS)

Design Rx interface PCRF-SBC (P-CSCF) and Gx interface PCRF-PGW/PCEF.

Design Sv, I2/Mw SRVCC/eSRVCC Interface (SRVCC IWF, SCC AS)

Design IMS Centralized Services (ICS)

Design SMS over IP (IP-SM-GW)

Design NGIN MVPN

Design RCS Integration with IMS.

Design LBS (IMS Emergency-GMPC) integration with IMS.

VoLTE Handset Compatibility Testing (Huawei, Samsung, Microsoft/Nokia, Apple iPhone)

Apple Carrier Self Certification iPhone VoLTE and VoWifi Testing

Participate in Proof of Concept NFV SDN (vEPC, vIMS, vCPE) for STC R&D Labs.

Evaluate VoWifi solutions.

Evaluate IPX/IGW for STC Wholesales solutions.

Evaluate STC plans for Converged Signaling Network project (Simplify STC complex signaling network and

needs due to growing demand).

Evaluate STC plans for Cloud Infra NFV and SDN for vIMS (Openstack Cloud)

Solutions Architect | Global Consultancy Architecture

Oracle (previously known as Tekelec) - Irving, TX - May 2013 to March 2014

2014 Solutions Architect - Global Consultancy Architecture

2013 Resident Principal Architect Verizon Wireless Maintenance Lab Westlake Texas

Supporting Product

Diameter Signaling Router (DSR) or Diameter Routing Agent (DRA)

Subscriber Location Function (SLF)

Roaming Diameter Signaling Router (R-DRA) or Diameter Edge Agent (DEA).

Subscriber Database Server (SDS)

Diameter Intelligence Hub (DIH)

Full Address Base Resolution (FABR)

Virtualized the DRA’s OAM and DIH functions (TVOE for PMAC, NOAM, SOAM and DIH).

Test Tool & Work Experience

Diameter Seagull and IXIA Multi vendor Call Flow Testing.

Lab IOT Testing

VoLTE IOT Testing

DEA or Roaming DRA ATP

Hardware

HP c-Class Blades c-7000

On March 25, 2013, Oracle announced that it has agreed to acquire Tekelec

http://www.oracle.com/us/corporate/acquisitions/tekelec/index.html

IMS Core Network Engineer

Nokia Siemens Networks USA - Irving, TX - April 2010 to May 2013

NAM GS Engineering IMS - SDM Engineer

Customer Account - T-Mobile USA , Sprint and Verizon Wireless LTE

Emergency Response Team (Oncall 24/7)

Subject Matter Expert:

One-AAA use for PCRF(Gx, Rx), UMA(Radius) and IMS-LTE-eHRPD CSFB (DIAMETER -S6b,STa,SWx)

BIG-IP F5 LTM Load Balancer

IPSL Test Tool Traffic Simulation

BQR/ETL-GreenPlum PostgresSQL Database),

NAP/NSN Application Publisher(XML,SOAP)

One-BSF/GBA/GAA

NT-HLR, PGW, DBM, HLR-FE, C-NTDB/One-NDS

Resident Engineer One-HLR NSN Qatar for Qtel(OOREDOO)

Nokia Siemens Networks Qatar - Doha - July 2009 to April 2010

Resident Care Support One HLR - Qtel (OOREDOO)

Care Engineer One-HLR NSN Algeria

Nokia Siemens Networks Algeria - Algers - August 2008 to July 2009

Resident Care Support Engineer Orascom Telecom Algeria(Djezzy)

Train Local NSN Care Engineer

Projects:

OTA Djezzy Phase 2 Apertio One HLR Implementation, Deployment & Acceptance Test.

Support Post HLR Swap Migration

Support Post IN Migration

Operation & Maintenance

Technical Consultant Malaysia/Qatar

Nokia Siemens Networks Qatar - Doha - February 2005 to July 2008

APERTIO aquired by NSN

Pakistan Orascom Mobilink (PMCL) One HLR Integration and deployment

Qatar Telecom (Qtel) One HLR Onsite Support - 2 years secondment contract

Orascom Telecom Algeria (Djezzy) Phase 1 Apertio One HLR Implementation, Deployment & Acceptance

Test.

(Previous company Apertio was acquired by Nokia Siemens Networks)

Customer Support Engineer

logicaCMG Malaysia - Kuala Lumpur - 2004 to 2005

Support MMSC - Customer Maxis

Support VideoMail 3G - Customer Maxis

Support Video Streaming - Customer DiGi

24x7 On Call support for the mentioned product.

System Analyst

Comptel Malaysia - Kuala Lumpur - 2003 to 2004

Support and Develop Billing Mediation - Comptel EventLink

Customer & Project Involvement:

India IDEA , Vodafone (NZ & Aus), Malaysia DiGi and etc.

System Analyst

MISC Berhad Malaysia - Kuala Lumpur - 2001 to 2003

Plan Maintenance System,SAP ABAP/4,IBM MQ Series.

Software Engineer

Strategic Vision Int. Malaysia - Cyberjaya - 2000 to 2001

Billing System : BSCS & Interconnect.

Web Developer

MyWeb Sdn Bhd Malaysia - Kuala Lumpur - 1998 to 2000

Internship and part time.

Linux, Apache, MySQL, PHP4 (LAMP)

EDUCATION

Bsc in Computer Science

Universiti Kebangsaan Malaysia - Bangi

1997 to 2000