Khaled Debeky

Experience

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  Sakhr

  Aug 2005 - Apr 2006

  Software development engineer

  Developing COM components using Visual C++ with ATL. Applying code optimization methodologies, and performance tuning techniques using Intel ® compiler, IPP library and Intel VTune™. Achieved 17% increase in overall performance.

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  Mentor Graphics

  Apr 2006 - Jun 2007

  Software development engineer

  Working in development and maintenance of the following products: WorkXpert, LCable. Languages and technologies used: C++, Java SE, Oracle and Java EE. Developing under both Windows and UNIX as the product is a multiplatform. Working with the marketing and support team in UK to satisfy clients’ requests.

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  Etisalat MISP Egypt

  Jun 2007 - Jan 2011

  Solutions Architect

  -Solution architect of new promotions and products to indicate the impact on different nodes (Charging System, and Billing).-Technical coordination for charging system swap activities from CS3 to CS4.-Handling EMA node (Developing code changes, DB backup and restoration)-Leading the Development of Multi-Mediation configuration, Main Highlights: o Solution Architect for Migration from EMM5.0 to EMM7.2o Developed EMM F/E configurations for CS3 to CS4.0 migration.o Developing/Updating Online mediation configuration of Gy-SCAP conversion required for SASN- CCN integration.o Developed a java tool to decode and parse Huawei MSC CDRs and extract Missed Call CDRs to save EMM Performance.o Winner of Best IT Project 2010 at Etisalat, for developing above EMM Java Tools. Show less

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  Ericsson

  Feb 2011 - Dec 2013

  Appointed in September to establish the Managed Services team to handle Indosat newly installed PS Core nodes. The nodes are 7 SGSN MKVIII , 1 EPG-M (M320), 1 EPG-S (SSR), 10 SAPCs and 4 SASN Clusters. The team consists of: 6 Field Technicians, 8 FO Engineers, 6 BO Engineers.Responsibilities and Highlights:-Leading the team: technical guidance, task assignment, & activities planning.-Define the KPIs, Health check procedures, & the basic troubleshooting steps. -Integrate the newly installed SSR with SAPC and Prepare the SACC configuration.-Liaise with customer about CSRs, pending Issues, and new requests.-Performing daily PS Core Operation Activities: Analyze, Troubleshoot and Fix issues to maintain a steady and stable service. Show less Experienced Service Engineer in the area of Packet Core Network.-Solution Architecture for PCRF and PCRF projects.-Configure and integrate different nodes and solutions in new and live customer networks.-Plan, design, troubleshoot and resolve issues in order to stabilize and optimize customer networks.-Second line and 'on site' support.-Solution design for GPRS and 3G mobile networks.-End-2-end verification.-QoS Control and policy management-Time To Market documentation development. Show less

  • Managed Services Team Lead

    Sept 2012 - Dec 2013

  • Packet Core Consultant

    May 2012 - Oct 2012

  • SASN/SAPC Integration Engineer

    Feb 2011 - Apr 2012
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  Ericsson

  Apr 2014 - now

  -Solution Architecture for new Products & Services: Receive & Analyze commercial requirements and perform impact analysis for required products on the network wide level (Core/IN/IT).-ZAIN SACC Solution: Design the E2E solution to introduce Ericsson PCRF (SAPC) into ZAIN network. Main highlights: o Business Analysis for current customer solution and the new requirements.o Impact Analysis on different nodes (PCRF/PCEF/HSS/IN/Billing)o Mapping of current offering from Billing to SAPCo Migration of Postpaid users from Billing to SAPC (PCRF)o Provisioning Flow for both PostPaid and Prepaid users.o Design required reports and integration with customer care portal.-Packet Core/IP: MME/SGSN in pool, LTE Roaming, Access Restriction, Roaming Restriction, APN resolution,-Revenue Management: o Led an initiative to review Multi-Mediation ZAIN Solution, Discovered & fixed logical flaws in EMM code that impacted 80% of postpaid data CDRs.o Design provisioning changes to manage subscriber life cycle. Show less

  • IT Operations Assurance Manager at Ericsson

    Jan 2015 - now

  • Solution Architect

    Apr 2014 - Dec 2015