Farhad Mehrabi

Experience

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  Saudi Networkers Services - SNS

  Jan 2008 - Jul 2009

  Province O&M Manager
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  Huawei Technologies

  Jun 2009 - Sept 2012

  Core BO (Back Office) Engineer

  Operation and Maintenance of all CS Core network of MTN IrancellHSS/MSS/MGW/STPFault analysis and recoveryKPI analysisCS Core nodes software upgradeCore integration to VAS, IN and RANNumber routing on MSSRANAP, BSSAP, ISUP, SIP, MAP, CAP protocol

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  NAK (Naghsh Aval Keyfiat)

  Sept 2012 - Sept 2014

  Core Network Engineer

  Operation and maintenance CS core network of MCCI.Fault recoveryTroubleshootingRAN Integration to MGW and MSS over A-Interface and IuCSNumber routing

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  MTN

  Oct 2014 - now

  CS and IMS Core Planning Engineer and Core Security Engineer

  Fully responsible to plan, deploy and integrate the cloud IMS and launch VoLTE, VoWiFi, VoBB, Cloud PBX services. Planning and implementation to integrate SBC, PCSCF, SCSCF, ICSCF, MGCF, MMtel, ATS, ENS.Collaboration with EPC and multi-vendor RAN to plan and implement eSRVCC under IMS domain.Support the migration of 80 Million profiles and 40 million active subscribers from Old HLR to new HSS and deploy singleSDB solution.Planning and implementation to integrate new BSC/RNC and ISUP offices with 20 MSSs and 58 MGWs.Planning new SS7 and Diameter links on STP/SPS to integrate new NEs (MSS, HSS, MME, USN, ATS, ICSCF, SCSCF, SMSC, USSDGW, CCN, SCP,…) with networkPlanning to integrate ePDG with IMS core to launch native VoWiFi service.MGW and MSS upgrade to latest version.E2E responsible to plan and implement of “LTE Auto Provisioning” and “VoLTE Auto Provisioning” to save HSS resources.SS7 protocol penetration test Show less

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  MTN Irancell

  Jan 2022 - now

  CS and IMS Core Planning and core security manager at MTN Irancell