Charfeddine Sassi Email & Phone Number

Tunis, Tunisia

* Adaptive Service Assurance * E2E Telecom Audit ( 2G,3G,4G,5G).* IMS and VoLTE/VoWIFI* Performance & Troubleshooting using EXFO tools( REVEAL, SENSAI, EXPLORER..)* Service Assurance Expert : multi-technologies, multi-interfaces, vendor-independent KPIs monitoring.* Delivering Telecommunication Training to MNOs World Wide.

Région De Rennes, France

•Multi-technologies, multi-interfaces, vendor-independent KPIs monitoring •Investigation, TSH and optimization based on: probing, trace analysis and protocol decoding •Roaming Traffic Optimization ( Steering Detection, Roaming Collected and retrieved …)•Analyzing and investigation on customer complaints (Drop, Failure, Data throughput issue…)•Radio Optimization and parameter tuning based on Iub captured measurement•Core Network Troubleshooting( MAP, INAP/CAP, BICC/ISUP, SIP, IMS, DIAMETER)•LTE/EPC Optimization and Troubleshooting.(S1, S10, S11, SGs, S6a,S3/S4, S5/S8, Gn Core, Sv)•Delivering Training (On site/On Job/eLearning) for 2G/3G/4G radio and Core Networks field.• VoLTE and IMS Troubleshooting

World Wide

*Commisionning and integration for the Open MSS M16 and Open MGW Ui5 (ATCA Platform)*Handling the NSN Core Network elements: 2G/3G Release 4 MSS-MGW-CDS-HLR* Providing the Tasks for O&M,Routing, Signalling, Troubleshooting, Call Control ..*Expert in troubleshooting and call control for core network.*Diagnose Core network Operating System (Chorus and DMX_RTE)*Troubleshooting with IDA 2 tool the call flow, testing and tracing*Planning/Optimization of Core CS Network (MSS/MGW/HLR)*Dimensionning and measurement of Core CS network*On the Job Training in Integration and Planning for the Release 4(MSS and MGW)

Région De Munich, Allemagne

*Commisionning and Integration for Nokia Siemens Network MSS DX200 and MGW IPA2800*Planning/Optimization of Core CS Network (MSS/MGW/HLR)*Dimensionning and measurement of Core CS Network*Delivering professional training in Core Network for International Telecommunication Operators ( in English, French and Arabic) :Megaphone (Ufa, Russia);Vodacom (Midrand, South Africa)Roshan (Kabul, Afghanistan) Watanya (Algiers, Algeria) NSN (Espoo, Finland) Airtel (Patna, India) Vodaphone (Chennai, India) Tunisiana (Tunis, Tunisia)Afghan WCC (Kabul, Afghanistan) Vodacom (Dar Es Salem, Tanzania) Zain (Kuwait City, Kuwait) NSN (Rio de janeiro, Brazil)....

Paris

*Fiber Optics Filtering and Modulation.*Wavelength filtering with reconfigurable template by birefringent elements.*Proposal of a new birefringent filter tuning method for application in ROADM (Reconfigurable Add Drop Multiplexer).

*Configuration 2G BSC*Commissioning and testing of BTS BSC and Transcoder*Development of an extensible application for the management of customers, sites, equipment and the follow-up of Alcatel-Lucent cards

*Fixed Network Troubleshooting.*Handling customer complain related to PSTN*ADSL installation

Master Degree In Telecommunication ( Supcom Tunis, Telecom& Management Sudparis)

Telecommunication Engineer, Higher School Of Communication Of Tunis ( Supcom)

Activities and Societies: Graduation Project in TELECOM &Management SudParis Engineering School( Paris, France )

Math & Physics ( In Ipein)

Preparation for national competitive entrance exams to top Engineering Schools, specializing in physical sciences.(Major)