Amit Singhal Email & Phone Number

Noida, Up, In

Noida, Uttar Pradesh, India

Noida, Uttar Pradesh, India

Gurgaon, India

Noida Area, India

• Providing 24*7 support (Shift ) (Nokia IMS)• Ensuring the end to end service opening and testing responsibility.• Looking after IMS related Issues ticket opening and primary level analysis of the issue.• Rich Experience in VoIP/IMS Core entities (Knowledge of P/I/S-CSCF,HSS) and VoLTE.• Provided support from GDC to site issues.• Extensive experience with SIP Call processing and SIP Supplementary Services.• Understanding of IMS evolution and trends - IMS Subsystems, functionalities and IMS SIP Services call flows.• Experience on IMS interworking entities (BGCF, MGCF, CSCFs) and interfaces.• Configuration of signaling Link, Link set, Circuit group, Route, Route set etc for new POI/Network Element.• Involved in Network Element Alarm handling and co-ordination for rectification of the same to achieve 100% IMS network availability.• Support for Software up-gradation in servers.• Operation and Maintenance, Acceptance testing and Network optimization of network (MSS/MGWs)/MSC/VLR/HLR/GMSC.• Configuration of signaling Link, Link set, Circuit group, Route, Route set etc for new POI/Network Element.• Involved in Network Element Alarm handling and co-ordination for rectification of the same with POI partner to achieve 100% network availability.• Carrying out Software up-gradation in switch.• New Feature testing and implementation in switch.• SIGTRAN link creation between MSS & MGW.• Ensuring the end to end service opening and testing responsibility.

Bhopal Area, India

• Performed VoLTE End to End Testing and log analysis for the failure causes.• Analyzed the VoLTE IMS Logs to find out the Failure Reason of which IMS Node like PCSCF, SCSCF or TAS.• Performed Manual and Automation VoLTE IMS Call testing.• Worked on SIP message to debug on VoLTE IMS Calls.• Involved in ATP testing and analyzing the logs for Successes test cases.• Done debugging for PCSCF, SCSCF, BGCF, MGCF, TAS and ICSCF nodes while analyzing VOLTE logs.• Doing escalation on third party while finding failure from other vendor like Rx failure SH profile, and Ro failure.• In case of emergencies ensuing that management and top hierarchy is full updated with the progress on ground• Debug and troubleshoot the VOLTE issue.• Performed VoLTE End to End Testing and log analysis for the failure causes.• Experience in SIP, SDP, RTP, H.248 , ISUP,Diameter protocol.• Experience in Troubleshooting SIP traces and call flows.• Knowledge of various IMS nodes( P-CSCF, S-CSCF, MTAS, HSS),VOLTE, MME & SAEGW.• Undergone several Vendor specific trainings for IMS.• Handling Pan India VOLTE related issue for call,data and sms.• Troubleshooting all SIP error codes in case relating to call failures.

Alcatel Lucent is a leading telecom solutions provider, owned entirely by its employees. Through continuous customer-centric innovation, we have established end-to-end advantages in telecom network infrastructure, application & software, devices and professional services.) Organization

Configuration on MSS and MGWKPI monitering

Indore Area, India

Ÿ Leading the team as one coherent unit and delivering as per SLAsŸ ŸDaily Health Check up and backup of HUAWEI (MSOFT, UMG) and Ericsson (AXE 810) MSCs & Fault rectificationŸ CP Backup & Size Alteration on Ericsson (AXE 810)Ÿ POI and Signalling link creation on HUAWEI (MSOFT, UMG) and Ericsson (AXE 810)Ÿ Network performance (KPI & SLA Targets) strategy development and defining the procedures.Ÿ C7 & SIGTRAN Network Optimization and Planning for MTP and SCCP Services.Ÿ Management and upkeep of O&M KPIs Regular KPI reviews with regions, Ÿ Experience as Integration and commissioning of the Mobile switching subsystem (MSC)/MGW. Operation and Maintenance, Acceptance testing and Network optimization of network (MSS/MGWs)/MSC/VLR/HLR/GMSC.Ÿ HUAWEI MSOFTX 3000 & UMG8900 hardware maintenance, regular Health check and backup of all Nodes.Ÿ Configuration of signalling Link, Link set, Circuit group, Route, Route set etc for new POI/Network Element.Ÿ Preparing & loading of all type of data required for Implementation of SS7 Links, GT analysis, Route Analysis, B-Number Analysis etc.Ÿ Troubleshooting of faults generated in MSS/MGW, Hardware or Software problem.Ÿ ISUP- Tracing of different routes for troubleshooting and rectify suspected drawbacks in different routes. Ÿ Carrying out Software up-gradation in switch and New Feature testing and implementation in switchŸ Maximized customer satisfaction through prompt resolution of escalated issues.Ÿ Ensured compliance to project delivery schedules and other SLA parameters.Ÿ Understood and captured business requirement, technical requirements and scoping of customer requirements and proposals. Ÿ Definition of A-number, B-number analysis, Routing, Routing Cases, EOS-End of selection, Announcement, Charging analysis etc., testing them. Preparation of Network DT.Ÿ C7 Message Analysis & Troubleshooting related to ISUP call setup, MTP & SCCP analysis in Roaming and handling other C7 STP, SCCP network related issues.

Integration

Ÿ Monitored the overall network resources health, performance & alarms through OSS. Ÿ Network Statistics report generation and related analysis.Ÿ Network planning, engineering, implementing network plans & testing configuration changes.Ÿ Coordination with various vendors for Implementations, Expansion, commissioning and acceptance testing activities for Core Network Elements and related documentations.Ÿ Testing, troubleshooting& reporting

Bachelor Of Engineering (B.E, Electronics And Telecommunication (2004

Schooling, 12Th