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@sameergagneja
Cờ của India Noida, India
Làm thành viên từ Ngày 07 tháng 07 năm 2012
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sameergagneja

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3G Core/STP/MNP Expert

Aug 2009

Nokia Siemens Network, NSS CORE (MSS-DX200/MGW-IP2800) & STP/MNP (Surpass HIS 700) From 25th August 09 - till date STP/MNP Operations (Siemens HIS 700 V7) and Roaming Solutions/Resolution. o Handlings SURPASS HIS-700(Siemens STP)-Number Portability, Hardware/Firmware troubleshooting (ASN5, AMX, ACCP, MPUE, LIC cards) along with MTP/SCCP Routing, MTP & SCCP S

Core Switching Solution Specilaist

Jul 2008 - Aug 2009 (1 year)

Proximus GSM Core Network(Belgium) as Senior Specialist(NSS-Core-SiemensD900)-HCL Comnet,India. From July'08 - August '09 Professional Skills: o Good understanding of One-HLR(Apertue) and practical exposure with onsite support to Proximus. o Worked on latest methodology MNP and MVNO(Mobile Virtual private Operator) o Had been to Brussels ,Belgium for onsite support to Proximus Network . o Under

Core Switching Senior Engineer

Mar 2006 - Jul 2008 (2 years)

From March'06 - July'08 Professional Skills: o Hands on experience of planning, implementing, testing and operations of new as well as old network elements. o Expertise in supervising and implementing system/software upgrades/migrations for MSC/VLR/HLR/GMSC. MSC/VLR operations & Maintenance: o Understanding of the ZTE ZXG-10 & Siemens D900 architecture. o Operations &

GNOC-NSS Engineer

Jan 2004 - Feb 2006 (2 years)

Wireless/Mobility-Core Engineering[ edit][delete] Ericsson India Private Limited 2004 Professional Skills as NOC Engineer: o Worked on Ericsson AXE-10 & 810 Switch. Having experience of handling complete MSC (O&M), BSC/BTS (O&M), HLR functioning. o Working on On-Line Operation, trouble shooting and Maintenance of various nodes (e.g. handling Regional Processors and extension Modules, Group Switch, ET155 etc.) o Working on Database Tables of various nodes. o Working on C7 Signaling Syste

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Wireless/Mobility-Core Engineering (2004)

Ericsson India Private Limited

Professional Skills as NOC Engineer: o Worked on Ericsson AXE-10 & 810 Switch. Having experience of handling complete MSC (O&M), BSC/BTS (O&M), HLR functioning. o Working on On-Line Operation, trouble shooting and Maintenance of various nodes (e.g. handling Regional Processors and extension Modules, Group Switch, ET155 etc.) o Working on Database Tables of various nodes. o Working on C7 Signaling System e.g., Defining C7 links between various AXE nodes. o Responsible for new POI augmentation and testing with Private operators and MTNL, BSNL. o Taking System Backups: CP, SP, AP backups for all AXE nodes and TT file (Charging) Backups. o Traffic monitoring and processor load control during heavy congestion hours, Analyzing switch and radio reports for call drop and overall network performance analysis and taking corrective action. Professional Skills as Engineer Trainee: o Network expansion by definition of new sites in the in BSC & MSC through CNA. Defining the Managed Objects and Loading the Cell data through commands. o Addition, deletion and modification of cell level control parameters. o Migration of cell sites from one BSC to another as per requirements. o Network optimization by removal of network inconsistencies through CNA tool which leading to improved KPIs. o Ensuring Proper implementation of various Company processes and ER tool for smooth and effective operations. o Performing site Definition, expansions, cascading and TRU additions for network expansion. o Monitoring the microwave hops through Netman. o Coordinating with DOT & NLDO personnel for problems related with POI and lease line. o Preparing and analyzing outage, performance, network availability on daily, monthly and quarterly basis.

Wireless/telecom-Core Switching (2006)

Spice Telecom Operator

From March'06 - July'08 Professional Skills: o Hands on experience of planning, implementing, testing and operations of new as well as old network elements. o Expertise in supervising and implementing system/software upgrades/migrations for MSC/VLR/HLR/GMSC. MSC/VLR operations & Maintenance: o Understanding of the ZTE ZXG-10 & Siemens D900 architecture. o Operations & Maintenance of 7 MSCs, 3 HLR. o Loading Software Upgrades and Patches on switch. o B-number & routing optimization and analysis. o Definition, commissioning of POIs. o Quarter Saving, BSC rehoming , SCCP/MTP traffic handling . o Working on Protocol analyzer for traces to sort out customer complaints o (GT analysis and IMSI analysis).

3G Core Solution Specialist (2008)

HCL Comnet-Proximus Belgacom Mobile Operator

From July'08 - August '09 Professional Skills: o Good understanding of One-HLR(Apertue) and practical exposure with onsite support to Proximus. o Worked on latest methodology MNP and MVNO(Mobile Virtual private Operator) o Had been to Brussels ,Belgium for onsite support to Proximus Network . o Understanding of 8 MSCs and HLRi (Apertue HLR), Aqsacom (Lawful Interception) switches . o Played key role in smooth transition for Proximus Network from NSN-Belgium to HCL-India. o O&M activities of 8 MSCs(Siemens D900) and HLRi(Apertue). o Sound knowledge of Agilent Tracing Tool. o Solving tickets (BTT,CTT, NTT ,WO) related to networks meeting SLA(80%) o Preventive and corrective maintenance of MSCs and HLRs. o Planning and execution of work order related to NEs. o Handling Switch commander, SPOTS-Performance Tool, AQSACOM-Lawful Interception tool .

3G/2G Core/STP/MNP Expert (2009)

Nokia Siemens Networks

From 25th August 09 - till date STP/MNP Operations (Siemens HIS 700 V7) and Roaming Solutions/Resolution. o Handlings SURPASS HIS-700(Siemens STP)-Number Portability, Hardware/Firmware troubleshooting (ASN5, AMX, ACCP, MPUE, LIC cards) along with MTP/SCCP Routing, MTP & SCCP Screening functionality. SCCP Screening. o SCCP and MTP Screening on incoming MSU to prevent the network from unauthorized traffic sent by different nodes. o SCCP Traffic Replication domain. MTP Accounting and Verification. o Routing definition for Location Based Services, Welcome SMS feature. o Coordination with provisioning team for MNP related issues. o SCCP and MTP routing in STP's as per requirement. o SPOTS for performance management for KPI handling. o Handling Number Portability Server 6.1.62. o MNP manual bulk provisioning, Audit and Repair. o Handling roaming/GPRS/LU/MO/MT issues using SIS server tracing application. o SCCP traces on Signaling Intelligence Server (SIS) for problem related to Location Update, Pre paid rejection, MO/MT SMS etc. o Handling Signaling Intel Server (SIS) tool for Link set (M3UA, SCCP and ISUP) traces. o STP Performance analysis and ensures 100 % availability. o Narrowband, Broadband, Sigtran creation, MP patch loading. o Analysis of different reports to measure the performance and system behavior as Link Utilization, MSU flow, SCCP Error, Processor Utilization etc Handling NSS Core-Nokia ( MSS-DX200,MGW-IP2800). o Analyzing Clear Code for different ambiguities in Network. o Carrying out H/W and Firmware expansion of existing n/w elements as per the requirement. o BICC Implementation for MSS-MSS connectivity. o Carrying out ATs of newly installed MSSs, MGWs and HLRs and getting it completed within specs. o Integration of New BSCs with MSC. Creation of database for GSM Cell sites. o Rehoming BSC's between MSC's o POI & BSCs Integration to Nokia MSS & MGW. o Carrying out H/W and Firmware expansion of existing n/w elements as per the requirement. o Virtual MGW creation, Attribute analysis, Level routing. o Configuration, Testing and Administration of POIs, dealing with SS7(ISUP/TCAP/SCCP/MAP/BSSAP) Signaling o Analyzing daily Health checkup/KPI/Switch reports and taking preventive measures to improve network performance. o M3UA link/SCTP CREATION. o Checking of various error symptoms from( HIT macro-QA Log/Monitoring Log /Black Box logs with corrective maintenance for the same. o Integration and Commissioning of MSSs (M14), MGWs (U4,U5) and HLRs and integration with other nodes(Test Bed).

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