Ivan Popov

Experience

• 

  UCELL

  May 2008 - May 2016

  RAN and Nokia RNC engineer, RAN, Nokia RNC RU20 experience (starting from middle of 2009):Integration and support in commissioning of RNC Rel. RU20Overall experience of integrating 3 RNCs3G node-b integration to OMS (Application Launcher Tool),Integration of IP and ATM configuration of IuCS, IuPS, IuB interfaces in Nokia RNC,RNC integration from MGW and MSS side (IuCS) as well,Dual IuB (IP+ATM), HSPA+ implementation,SW CD Upgrades of RNC and OMS MP2, MP3, MP4 CDs, NodeB commissioning (BTS Site Manager Tool)NT-HLR experience (starting from September 2010)Performing maintenance tasks in NT-HLR – Modifiyng subscriber’s information in One-NDS Database with PGW’s Web-based graphical user interface (GUI) Creating RSI profiles for prepaid subscribers for roaming issues in PGW,SS7 management in Front EndsCore Network Integration Team Head experience (starting from September 2010)Managing and distributing responsibilities between a group of engineers in integration issues,Performing same activities as in role of CS Core, RAN engineer +Commissioning and Integration of new MSS/MGW/RNC to network in cooperation with equipment vendorengineers –Hardware Expansions in MSS: SIGU, BSU, VLRUHardware Expansion in R4 MGW: ISU, TCU, NIWU, MXUPerforming optimization works on NEs for IP/MPLS network,Supporting all new IN/VAS services from Core network side (Integration, Testing, Troubleshooting) –Pay for me service, MobilePBX, RBT, VoiceSMS, Video Voice Mail, etc.Core Network Integration and IREG Team Head experience (starting from January 2012)Performing same activity as Core Network Integration Team Head + managing IREG functionsSupporting problematic roaming test cases in GSM, GPRS, CAMEL testsRunning first Prepaid GPRS testing between a number of operators with usage of RSI profiles functionality in NT-HLR Show less Operation and maintenance of Core equipment (NSN Rel.4 MSS M14.x, MGW U4, DX-HLR, NT-HLR, RNC RU20)Core Network capacity and infrastructure planning, equipment acceptance and tests,Digit Analysis and routing handling,Interconnection with other PSTN and PLMN operators (TDM based SS7 connection), performing necessary testing,Traffic load balancing between different NEs with other interconnected PLMNs and PSTNs,Integration of various IN and VAS services to MSS and NT-HLR, DX-HLR (SIGTRAN implementation, GT routing, etc).Software CD Upgrades of Nokia Rel.4 MSS M13&14.6, MGW U3C&U4, RNC RU20NEMU SW Upgrades in MGW, OMS SW Upgrades in RNCTroubleshooting different problematic cases in network,Alarm handling, escalation and preventing fault propagation,Monitoring of computer units of NEs and correction of faults related with them,24/7 support to on duty engineers,Outage control and coordination management,FlexiBSC O&M tasksCreating Ater, Abis interface, configuring Gb interface, Creating WBTS objects with Macros (Tang tool) Show less

  • Core Network Integration Team Head

    Sept 2010 - May 2016

  • CS Core Engineer

    May 2008 - Dec 2010
• 

  Nokia

  Jun 2016 - now

  Senior Customer Service Engineer