Vivek Konde

Experience

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  Nokia

  Oct 2008 - Mar 2016

  Packet Core and LTE Engineer with following responsibilities Integration, Testing, O&M of Rel. 4 LTE & PS Core Network (MME, SGSN, SGW) - Nokia MME (ATCA) Nokia SGW (ATCA), SGSN (DX200 & ATCA), MME SGSN Upgrade- Hardware and Software. CD loading – MME ,SGSN Software loading, Integration in live network, traffic migration. Working knowledge of Wireshark Protocol analyzer. Understanding of 4G and GPRS data call flow which includes Mobility Management & Session Management. Test Case planning and execution for existing and newly added features in LTE network. Working knowledge & understanding of 4G work flow, MME, SGW, PGW, Packet Core devices SGSN, GGSN, & DNS. Working knowledge of Interfaces:- S1-MME, S1-U,Sgs, S11, S6a/S13,SGi,Gy, Gb,Gn,Gi,Gr, Diameter, MME – Wireshark Traces to analyze different case scenario. Worked on CSFB and IRAT deployment with inter and intra hand over scenarios. Diameter connectivity from MME to HSS KPI monitoring and optimization and troubleshooting.  Responsible for providing Packet Core Network planning and optimization guidelines Implementation of IR21 Voice and GPRS data for Operators  IR21 Roaming & Voice and GPRS Testing with International and national other operators Show less  Operation & Maintenance activities of Core and Paco Switch. Daily, Weekly and Monthly health checks and MOD Backups of the switch. Network assurance and preventive maintenance of the switch and POI’s. Monitoring Virtual Multimedia Gateways & optimizing the same. Subscriber creations and providing appropriate roaming & supplementary services. B-Number Analysis & its Routing which included pre analysis, attribute analysis & digit analysis. Working on SS7 Protocol with knowledge of MAP, TCAP, BSSAP, GT. Working on SCCP with GT analysis & its routing. Creating STPs & defining their proper routing. Creating new C7 Signaling Links between exchanges. Monitoring all link loads & defining more links to have balance Link Load on Links. Successful Call Rate (SCR) Analysis from Daily Reports & implementing corrective measures for improving SCR. Clear Code Analysis with proper troubleshooting thereby enhancing system efficiency. Rehoming of BSCs as per traffic demand from one Signaling Point Code to another. Resolution of daily connectivity issues & POI fault. Conducting POI’s Switch AT with MTNL. Traffic analysis and optimal digit routing with zero Call Loops in the network. Proper definition of Overflows  Performance monitoring of all POI’s including BSNL Basic, NLD, TAX, and MSC’s of IDEA, BHARATI, TATA, BPL etc. Creation/Shifting of new POIs as per traffic requirement. Final Level solutions for the switch related complaints of the subscribers. Implementation/up gradation in MSC’s with new versions of software and change deliveries. Worked on MNP Project. Configuration of B no, LRN routing, STP configuration of MNP. SIGTRAN Connectivity between MSS,MGW Experience in using protocol analyzer (k1205). Implemented the CMN Project between Maha and MP, Guj ATCA MSS and MGW Configuration. Made the MSS live  Done the BISP related work. Audit related work Handled the BCMS, ISMS , TL9000, Term cell Audits for Bharti Airtel Show less Technology Platform: Huawei and ZTE Huawei Mobile Switching Server (MSS) : MSOFTX3000 Huawei Multimedia Gateway (MWG) : UMG8900NSS Engineer with following responsibilities Operation & Maintenance activities of Switch. Daily, Weekly and Monthly health checks and MOD Backups of the switch. B-Number Analysis & its Routing which included pre analysis, attribute analysis & digit analysis. Responsible for Fault and Alarm Handling Configuration of New Connectivity with MSC’s and GMSC’s of other service Provider Traffic analysis of Different POI’s Generation of Analysis of various Traffic reports to improve switch performance POI augmentation Working on MNP Project for both GSM and CDMA services. MNP testing with different Operator for both Intercircle and intracircle B-Number analysis changes required for MNP Testing. Resolution of daily connectivity issues & POI fault. Show less

  • Packet Core ,LTE Engineer and BISP Lead

    Jan 2014 - Mar 2016

  • NSS engineer

    Apr 2011 - Feb 2014

  • Senior Switch engineer

    Apr 2010 - Apr 2011

  • NSS engineer

    Oct 2008 - Apr 2010
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  Tata Communications

  Mar 2016 - May 2021

  Sr, Solution designer Packet core

  Sr. Solution Designer with following responsibilities Working as Sr Solution Designer for packet core solution offerings Well acquainted with various protocols and interfaces related to GPRS, UMTS, and LTE technologies Working on PCRF, GGSN/PGW, Online-Offline Charging, Deep Packet Inspection Working on NFV based equipment  Testing regional break-out scenarios using PCRF, OCS, S-GW simulators Technical lead for implementing new RBO site in Dallas US, Sydney Aus, Uruguay, Netherland Preparing Statement of Work, HLD, LLD for Mobility based service implementation Level 4 support for GMP (Global mobile platform) Network Capacity modeling for all core and support devices Research and development on new service features ATP (Accept Test Plan preparation), Execution and closure Handling the whole infrastructure of LAB and production devices Configuration and installation of HP, Dell, and IBM servers as per applications System upgrade MCC, Procera, CDRC, EMS in LAB and evaluate the bug fixes and new features Working with a different vendor like Affirmed, Procera, Vmware, Red-Hat for a technical issue Create Network Diagrams & Designs during new customer implementation & modification of exiting customer. Show less

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  Ericsson

  May 2021 - now

  Solutions Architect