Wifi Offload solution: Systems Engineering and Software Architecture for implementing the GTP stacks for Wifi Offloading solution to support Gn interface to GGSN (GTPv0/v1), S2a, S5/S8 interfaces to PGW(GTPv2) and Ga interface to CGF(GTP Prime) Overall Design and Delivery Responsibility of the above stacks supporting high performance numbers. Team Handling and Technical inputs for team as additional responsibility.

FEMTO Signalling Gateway (Signalling & Bearer Plane Support) Contributed to Systems Engineering and Architecture of Signalling Gateway includes Signalling and Bearer plane communication, RANAP User Adaption,HNBAP Rel -9 IuH interface, Reliability & High Availability. Reviewer and involved in discussions for Bearer Plane Systems Engineering. Technical inputs for Pre-Sales, Overall Delivery Responsibility of Signalling Gateway Team Handling and Technical inputs for team as additional responsibility.

FEMTO Signalling Gateway (Signalling only): Inputs and review of Signalling Requirements. Design and Development of IuH - RANAP User Adaption, IuCS interface with MSC and IuPS interface with SGSN Team Handling and Technical inputs for team as additional responsibility.OA&M for UMTS FEMTO technologies, SS7/SIGTRAN based applications: OA&M system requirements and Data Modeling for the SS7/SIGTRAN based applications. Design and Development of OA&M Framework for Fault, Configuration and performance management including Configuration backup, restore and upgrade. Team Handling and Technical inputs for team as additional responsibility. Technical discussion with ALU SAE team.

Worked for Hewlett Packard as consultantSummery: VoIP applications using SIP, Management software in Telecom Networks, Mediation in Telecom Network Billing, Operation Support Systems, Business Support Systems. HP Service Delivery Platform - Alignment of SDP SIP program with IMS elements, Development of Interceptor a sip proxy element, PTT-Enabler a SIP-B2BUA for Push To Talk Server, MAS Idea Cellular - Development of Mobile Advertisement Solution on HP-Open Call Media platform TeNOC -Involved in Understanding the Traffic Mediation Requirements and mapping the requirements to the solutions implemented in front of Customer, Involved in issue fixing for customer acceptance at NOC premises. HP IUM Billing Mediation - Airtel PoC, HP Utility Data Centre HP OVO Smart Plug-Ins implementation for Reliance InfoComm,  OA&M for WITS - Wireless Total Internet Solution - SK Telecom HP-Open View NNM Subagent development for IPV6 MIBs.