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Abdullah Kahwaji

BSCS & CBiO Consultant - O&M Engineer

Billing and Payment Control Manager at TalkTalk

London, United Kingdom

Section title

Abdullah Kahwaji's Email Addresses & Phone Numbers

Abdullah Kahwaji's Work Experience


BSCS & CBiO Consultant - O&M Engineer

November 2012 to Present



Billing Service Operation Supervisor

September 2009 to October 2012


MTN Syria

Billing Production Support (Mediation Administrator):

May 2006 to August 2009

Abdullah Kahwaji's Education

Damascus University

Bachelor's Information Technology

2006 to 2008

Damascus University

Diploma Information Technology

2001 to 2003

Abdullah Kahwaji's Professional Skills Radar Chart

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Abdullah Kahwaji's Estimated Salary Range

About Abdullah Kahwaji's Current Company


- Production support of: Rating, Billing, Roaming, IX collection and provisioning systems. - Production support of POS (NTSWINCASH) & DMS systems. - Run reconciliation procedure to make sure the consistency between BSCS and other systems on daily basis with complete log and report to actions taken. - Analysis and resolve Rating rejected tickets and files on daily...

Frequently Asked Questions about Abdullah Kahwaji

What company does Abdullah Kahwaji work for?

Abdullah Kahwaji works for Ericsson

What is Abdullah Kahwaji's role at Ericsson?

Abdullah Kahwaji is BSCS & CBiO Consultant - O&M Engineer

What is Abdullah Kahwaji's personal email address?

Abdullah Kahwaji's personal email address is a****[email protected]

What is Abdullah Kahwaji's business email address?

Abdullah Kahwaji's business email addresses are not available

What is Abdullah Kahwaji's Phone Number?

Abdullah Kahwaji's phone +44 ** **** *397

What industry does Abdullah Kahwaji work in?

Abdullah Kahwaji works in the Telecommunications industry.

Who are Abdullah Kahwaji's colleagues?

Abdullah Kahwaji's colleagues are Praveen N, Vivienne Gregson, Ian McDonald, Les Passingham, Leon Lewis, Nicola Erne, Andrew Hawthorn, Richard Erdos, Mark Johnson, and Ashleigh McQueen

About Abdullah Kahwaji

đź“– Summary

Profound technical and business process knowledge of OSS/BSS (Rating, Billing, Interconnect, Roaming, POS, Revenue assurance, Mediation and Service Provisioning). Experience of handling problems of the mentioned systems within strict deadlines and producing expedient solutions. Team player and ability to lead a team without any issue. Hope to have more experience in telecommunication and management field. Specialties: - OSS/BSS systems, Rating, Billing, Roaming, Fraud systems, Revenue Assurance , interconnect, CBiO, BSCS IX, Mediation (CMD), Provisioning (EMA), IX collection, payments and collection management, Order Management ,Purchasing , Inventory, DMS , POS (NTSwincash) - Reporting and Production Support.BSCS & CBiO Consultant - O&M Engineer @ - Production support of: Rating, Billing, Roaming, IX collection and provisioning systems. - Production support of POS (NTSWINCASH) & DMS systems. - Run reconciliation procedure to make sure the consistency between BSCS and other systems on daily basis with complete log and report to actions taken. - Analysis and resolve Rating rejected tickets and files on daily basis. - Reconcile and verify the billing information after billing run, identify gaps and write scripts to recover flows. - Plan, prepare, and execute test procedures for BSCS Billing System. - Report findings and defects, track and retest defect fixes. - Analyze and review functional specifications, design and test documents. - Be a part of integration teams and customer test teams on site. - Develop Oracle and UNIX scripts to automate frequently executed test cases and operation tasks. - Recommend deployment procedures for newly developed batches, after testing and validation. - Testing new shipment related to Rating, Billing, promotion, CX, new enhancements. - Supporting testing team in executing and validating critical test cases. - Follow up the raised defects with the developers / vendors and analyzing the case to fix it. - Develop new tools to accelerate test cases generation like CDR generator / invoice generation. From November 2012 to Present (3 years) SudanBilling Service Operation Supervisor @ • Lead and supervise Billing Service Operation team members, including daily work assignments, paying specific attention to individual development and performance by providing specific instructions, constructive suggestions and on-the-job demonstrations. • Mid-Year and End-Year team evaluation and lead the team personnel activities. • Plan and supervise shifts and ensure that each shift is adequately staffed by arranging substitute coverage. • Put smart SLA for business IT alignment. • Ensures that all program activities are being conducted according to billing procedures and that the billing systems/processes are operating efficiently. • Supervises the implementation/running of new/enhancement software(s) related to billing operation this includes gathering information and making recommendations/suggestions regarding the modifications of the proposed system/process/procedure also assist in studying business impacts of the same • Ensure all billing processes including mediation, provisioning, E/// BSCS system (FIH, RIH, FOH, BCH…), roaming and reject processes are running smoothly, completed accurately and in a timely manner. • To handle Functional acceptance, SIT, UAT, FUT and sign-off prior to and after commercial launch of system/services for BSS. • Coordinate and assist other entities regarding new requirements, projects and assignments. From September 2009 to October 2012 (3 years 2 months) SyriaBilling Production Support (Mediation Administrator): @ •Experienced in BSCS 7/iX Rating chain (DIH/FIH/RIH/PRIH/CCH/RLH) batch operation and Analysis of rating rejected records and its correction and recycling. •Analysis and resolve rejected files and calls within 24 hours, and ensure full reporting of reject statistics and correction activities. •Full management of service provisioning, Rating, Roaming, Interconnect and Mediation systems. •Experienced in performance testing for rating and billing chains. •Control provisioning process, and running of reconciliation procedure to make sure the consistency between BSCS, HLR, VAS and IN on weekly basis with complete log and report to actions taken. •Good knowledge in BSCS online modules from client point of view. •Support front office and customer care for provisioning problems •Experienced in provisioning chain operation and maintenance (NT HLR services, VAS services, IN services, AIR, USSD and Billing services) and Ericsson EMA. •Verify collection and accuracy of the fetched CDRs from different platforms. •Develop tools to detect the delay of incoming CDRs from all network •Develop new SQL procedures and shell scripts to automate the daily BSCS operational work •Develop reports on BSCS to generate statistical and revenue reports as our work needed, Monitor billing systems, billing related systems, mediation and provisioning processes and identify and fix any faults in coordination with the concerned parties •Experienced in UNIX shell scripting and oracle SQL/PLSQL tuning. •Experienced in RA & Fraud management systems •Experienced in Payments operation •Conducting global feasibility studies related to customer’s new evolutions or change requests, including description of the proposed solutions and estimated charges. •Support technical department in their system upgrades, new switches and perform file collection and rate test acceptance accordingly •Perform timely response for any incident with appropriate process adjustments or corrective actions and proper escalation. From May 2006 to August 2009 (3 years 4 months) Bachelor's, Information Technology @ Damascus University From 2006 to 2008 Diploma, Information Technology @ Damascus University From 2001 to 2003 Abdullah Kahwaji is skilled in: Team oriented, Team Management, Team Building, Team Leadership, Teamwork, Time Management, Supervisory Skills, Project Planning, Service Delivery, Performance Management, Situational Leadership, Hard worker, Consistent, serious and..., Work under pressure, Strong analytical and..., Trustworthy and..., Ability to think..., Excellent communication..., Decision making skills, Initiative taker, Self Confidence and..., Excellent knowledge in..., Excellent knowledge in..., Excellent knowledge in..., Excellent knowledge in..., very Good knowledge in..., Good knowledge in..., ITIL v3 Foundations, Oracle, Self-confidence, Problem Solving, Team-oriented, ITIL, Provisioning, Roaming, Billing Systems, BSCS, CBiO, Telecommunications, Intelligent Networks, Management, GSM, VAS, Leadership, 3G, SS7, IP, GPRS, 2G, Telecommunications...

Abdullah Kahwaji’s Personal Email Address, Business Email, and Phone Number

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In a nutshell

Abdullah Kahwaji's Personality Type

Introversion (I), Sensing (S), Thinking (T), Perceiving (P)

Average Tenure

3 year(s), 2 month(s)

Abdullah Kahwaji's Willingness to Change Jobs



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There's 87% chance that Abdullah Kahwaji is seeking for new opportunities

Abdullah Kahwaji's Achievements

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