Telco Cloud (VoLTE/IMS) Protocols – Solution Testing & integration (Cisco AS)

§         Responsible for testing integration and developing solution for Telco over cloud for IMS/VoLTE network.

§         Integration of application layer( TAS,SCC-AS, MME, HSS, x-CSCF(core), PCRF etc with VMware Vsphere ESXi5.1and Cisco UCS

§         Preparing test specifications, writing whitepapers, MOP and performing RCA on customer issues.

§         Responsible for customer support on RFP’s ToC, and technical support for EPC, IMS, VoLTE/SRVCC,

§         Defining performance metrics and KPIs for VoLTE services

LTE Protocols – Testing & system integration Lead (Everything Everywhere-UK)

§         Successfully tested and integrated the LTE systems (enodeB,EPC) in pre-production lab and live environment.

§         Led a team for systems testing for LTE network launch. Managed testing deliverables as a Managed services vendor.

§         Integration and testing of various Nodes like eNodeB, HSS,SGW etc with MME

§         Validated the operation of LTE protocol stack on multiple platforms by performing interoperability, performance and compliance tests on GSM 900/1800, GPRS, EDGE, UMTS.

§         Participation in technical Review and organizing Brainstorming Discussion on the Requirements and Design documents among cross functional Team Members

PCRF integration Manager- Amdocs (T-Mobile Netherlands and UK)

§         Managed the system introduction and acceptance of PCRF into live network

§         Successfully integrated PCRF, GGSN, INOX (NSN), and implemented network policies.

§         Prepared test cases and executed for different use case scenarios

§         Knowledge and experience in implementing TCP/IP, DNS, DHCP, for data and voice networks.

GSM GPRS/EDGE, UMTS Protocol stack (Nortel Networks)

§         Managed BTS, PCUSN, SGSN, GGSN protocol stack and product testing

§         Successfully implemented automation platform framework for GSM/GPRS testing.

§         Recipient of the STAR award for year 2006-2007 in SASKEN.

§         Successfully resolved many customer issues with 99% adherence to TL 9000 process

Technical Architect- VoLTE, Telco Cloud(IMS) (client Cisco Inc. USA)               (Nov2012 –till date )                                                                                                         

·         Involved in developing and integrating the solution for Telco cloud for IMS/VoLTE

·         Integrating Telephony application (Control layer) with vsphere ESXi 5.1/KVM and UCS hardware.

·         Testing, integration and support Cisco ASR5K for VoLTE, SRVCC, emergency calls(911),RCS etc..

VoLTE system integration and technical Support

·         Responsible for technical consultancy, testing and integration of solution for VoLTE, responsible for preparing test specification, documenting requirements for VoLTE/IMS.

·         Perform E2E Lab Verification, Integration, and Testing for LTE and VoLTE/SRVCC,e-SRVCC,911 emergency calls Technology.

·         Working with various platform owners in the internal teams to accomplish LTE/VoLTE lab deployment and coordinate testing as well as troubleshooting.

·         End-to-end validation between Mobility and IMS network.

·         Verification of interfaces and protocols between such as GTPv2C, S11, S1-MME, S6a, SGi, Gx, Rx, SGi, S5/S8, S10, Gn, and among others.

·         Perform protocol captures and trace log analysis using different network analyzer tools such as WireShark, NetScout, Iris and JDSU.

Technical Consultant- LTE (clients EE(UK) and T-Mobile( NL))                                                                                              2 years and 9 months

·         Delivery owner for E2E Test and integration of LTE network ,E2E Testing which involves all the network elements right from UE, eNodeb, MME,EPC, HSS and 3G network and handling support issues.

·         Lead a team of engineers to setup the lab and support the activities of LTE network integration.

·         Responsible for technical consultancy ,testing and integration of LTE and IMS network, includes traffic management procedures like CSFB, call set up, SMS, MMS, paging, Data flow, latency,E2E call flow, frequency hopping, handovers, data communication and the EPC system behavior during different call scenarios, inter& intra enobeB, MME handovers, software management and start-up.

·         Responsible for technical engineering role and leading a team for Integration & Validation (I&V) activities for the introduction of new Policy and Data Charging Services and Solutions operating within Deutsche Telecom across several countries.

·         Successfully integrated PCRF with GGSN, PGW and other systems.

·         Managing Suppliers (both internal and external) through delivery meetings and subgroups and making sure they deliver as per client requirements.

·         Planning and development of processes to support integration of future services and solutions Execution of test cases on various scenarios  with reference to LTE-Uu, S1u, S1-MME interfaces

·         Gather and analyze causes for On-Time delivery failures and generate KPI metrics

·         Training team mates on LTE and mentoring.

Test Manager – British Telecom -UK                                                                                                                                           2 years

·         Managing the delivery of  testing and integration of  SIP trunking, HUCS, MMVoIP Solutions for BT in pre-production lab for managed services project

·         Led a team of engineers to manage the test deliverables.

·         Identify factors to determine test impact and propose RFT and CT frame work to improve the test metrics based on RBT.

·         Design, implementation, and testing voice and multimedia services on BT’s VOIP and SDIN (Session Description Inter network) network.

·         Ensuring Highest Availability for the PGW (Cisco Call servers), routers, HIS’s etc. for VMM(Voice and multimedia messaging) network.

·         Instrumental in building model lab, end to end testing, and preparation of test specification and managed operational readiness testing for SIP trunking, Global HUCS.

·         Managed GHUCS solution deployment. Interoperability with legacy SS7 network, handled end to end testing, Issue handling, interacting with vendors for speedy resolution for deliverables.

Lead Engineer

·         Project lead for GSM/GPRS protocol testing and automation.

·         Proficient in Base Station Architecture, implementation of spectral efficiency, KPI’s and network quality enhancing features in GSM Subsystem.

·         Responsible GSM BTS Cost Reduction Program (2G/3G Access networks) on requirement study, Preparation of Test Strategy, Test Plan & Test Cases, Test execution, CR Analysis and Validation

·         Managed software testing of GSM/ GPRS/EDGE features like, Call drop analysis, Enhanced measurement report, Edge UL IR, Edge Onephase, DTM, FANR,RTTI , handovers, roaming etc.

·         Instrumental in proposing solution for increasing the radio network capacity and coverage, measuring KPI’s, improvement of radio network quality and spectrum efficiency for wireless operators.

·         Performed tests on Sub-System & System Test platform for GSM-R (GSM for Railways). Performed exhaustive tests on features like VBS, VGCS, eMLPP, MS Late Entry and Basic GPRS and Data Throughput tests.

·         Responsible for the implementation of Access7 solution in Airtel for monitoring the GSM network performance.

·         Successfully managed the Installation, operation, maintenance and testing of the Access7 solution

·         Conducted customer trainings on OSS and Access7.

·         Involved in preparing Technical proposal for major service providers in India

Switch Engineer –

·         Managed testing and integration of 128K Ericsson (AXE) Switch at MCN Ernakulum.

·         Responsible for testing IN services like pre-paid, premium numbers, toll free, etc.  My responsibilities included interoperability , functional testing and acceptance testing, service operations & provisioning,  tracking KPIs and SLAs

·         Execution of INAP Test Cases Like Apply Billing Charging, Cancel Operation, Send Charging Information

·         Definition of routes for various Interconnections with other Basic and Mobile operators, provisioning of routing analysis, Initiation of traffic analysis, subscriber management,

·         Analyzing Low ASR POI routes using C7 protocol analyzer and taking corrective steps as and when required.

·         Co-coordinating with the other operators such as DOT (BSNL,) and other Mobile operators in putting through C7 trunk routes. Conducted acceptance testing for over 30 interconnections successfully with BSNL Acceptance team.

Assistant Executive Engineer – GSM

·         Managed network roll out of GSM  in western circle for DOT(BSNL)

·         Actively involved in acceptance testing of BTS,BSC and MSC loading of system software, testing the hardware and functionalities, diagnosis testing, trouble shooting, defining system parameters, definition of trunk routes, creation of subscriber data

·         Optimization of the network by studying the issues, which will improve the performance of the n/w, worked in OMC for network optimization

·         Lead a team of technicians and managed the installation and acceptance testing related work stack.

·         Responsible in interoperability testing for switches. Analyzing the GSM/SS7/SCCP/ISUP traces for performance improvement of the system.

·         Conducting A/T for final offering, Vendor co-ordination for timely commissioning of telecom installations.

Address                          :  39, 2nd Main, Hoysala Nagar, RM nagar Bangalore-16

Passport Number              : G6357637

Valid until                            : 11-12-2017

Nationality                            : Indian

Reference                             : Available on request