Sudhanshu Shrivastava

• PM, OPS & Configuration Management of VoWifi (ePDG-AAA) & SeGW for TMO, TELIA, H3UK, SF, ICE-NOR.
• Day to day support on Critical issues & troubleshooting.
• Daily Configuration Work order completion for Fix, Upgrades & Feature addition image upgrade in iVNF ePDG.
• Developed innovative solutions to complex technical challenges, ensuring high-quality product releases.
• Established effective communication channels between developers and non-technical stakeholders resulting in a more streamlined decision-making process.
• Developed and maintained strong client relationships to deliver exceptional customer service and problem resolution.
• Installed, modified, and repaired software and hardware to resolve technical issues.
• Managed customers' expectations of support and technology functionality in order to provide positive user experience.

• Operation & Performance Management of LTE & VoWifi Voice Offload handling IMS flow.
• Daily PM Dashboard preparation & Incident management work for Cisco ASR, AAA server.
• Analyze degradation of KPI parameters, cause code analysis.
• IRIS trace analysis and MY com report extraction.
• Test Case analysis.
• Health check of ASR 55K ePDG & CPAR.
• IMS Test case issues analysis.
• Analyzed and defined network requirements, optimization and support for VoWiFi & EPC projects.
• Coordinated with cross-functional teams to ensure seamless integration of new applications into the existing network infrastructure.
• Upgraded and expanded network systems and components.
• Documented all server and network problems and other unusual events in detail.
• Diagnosed and executed resolution for network and server issues.

• STP Configuration Management and Packet Core Fault management (SGSN) Operation.
• Database creation with Core /IN /VAS/PCO domains at Oracle STP & GTT Routing.
• Routing Domain (TOBR, FLOBR, and OBSR) and GSM MAP screening implementation.
• The operation, Administration, Maintenance and Provisioning of Signalling Network (SS7, Sigtran Network) as Full-Time Vodafone Signaling Transfer Point (STP) Engineer.
• Responsible for capturing & analyzing live traffic traces on SIS (Siemens Intelligence Server) Server using Wireshark Tracer & Analyzer for addressing location update/SMS/Call/USSD related issues.
• Database Configuration & Management of Node Entities.
• MTP/SCCP Database Configuration (creation, modification, junk database deletion).
• Traffic /GT Routing from one Node to another as per change requests received from Circles.
• Monitoring & Management of SCR (Switch Commander Release).
• Online centralize server for handling, monitoring & managing MNP Provisioning.
• Management of SPOTS Server for Load and Performance Reports.
• Centralize server for fetching daily routine traffic reports.
• Monitoring of online traffic load.
• Monitoring of threshold alarms.
• Management of MRO-TEK DXC (Digital cross-connection) Server.
• Low-speed links (LSLs) configuration.
• Responsible for taking routine backups of STP, SCR, DXC for preventive maintenance.
• Responsible for maintaining an updated inventory of all hardware & software.
• Responsible for SSNC Patch incorporation/up-gradation activities.
• Responsible for preparing SOPs/MOPs documents related to SS7 Signaling Operations in PAN India to achieve ISO 27001 Organization Certification.
• Hands-on experience on Advanced HP (Hewlett-Packard) tools.
• Service Manager (SM), TeMIP (Telecommunication Management Information Platform).
• The contribution has been made in setting up centralize connectivity of PAN India STP Nodes with these HP Tools for fault monitoring.
• Responsible for handling/maintaining/verifying Number Portability Database as well as SCCP Accounting Database of PAN India 24 Circles.
• Analysis of PAN INDIA STP Performance Monitoring-Quality of Service (PM_QOS) & rectifies the SCCP/MTP errors if any thereby reducing Node error count for better performance.
• Configuration Management, Monitoring & Network Performance.
• Trouble Ticket creation for O&M Faults depending on fault severity.
• Fault restoration/TT resolution: Cordination with Transmission Media Dept. & respective Node Engineer: Performing basic loop break tests on connected media: Ensuring no alarms on end-to-end connectivity.
• Network Performance Parameters: MTTR Reduction, following 'do it right the first time' Six Sigma approach thereby gaining more control over O & M processes.
• Leading the team in a professional way of working whenever required. & maintain the system at 100% availability.
• Monitoring & management of Ericsson LBS (Location Base Servers) purposely deployed for determining precise location co-ordinates.
• Analyzed and interpreted data to identify trends and recommend improvements.
• Monitored and evaluated engineering performance to recommend improvements.

• Taking CP, APG & TT Files back up for BSC, RBSC & MSC & daily Health check-up.
• Creation and deletion of SS7 links (LSL, HSL, and ATM) according to requirement.
• Augment of E1s in Existing routes according to the requirement.
• Knowledge of Ericsson AXE 810 HW, APZ 212 50, APT and APG40 System.
• Analysis and creation of B-number data.

Operation and Maintenance of MSC/HLR/MSS/MGW-U4.

• Daily & Weekly routine activities like Health check / Backup of Nodes MSC/HLR/MSS/MGW on Nokia DX 200 & Siemens (D900 (EWSD-SR11/SR13).
• Creation and routing of Signaling link & HSL for POI / IN/Inter MSC.
• B No Definition in MSS & MSC’s.
• Database creation and planning for BSC & MSC rehoming in Nokia as well as on Siemens node.
• Troubleshooting of switch related issues.
• Testing, Commissioning & Augmentation of POI with other service providers.
• DT Preparation for MSS/MGW related activities & card replacement.
• Analysis of DX 200 node clear codes.
• Analysis of performance reports monitoring utilization /Congestion & ASR.
• ESB Upgrade/downgrade activity in MSS/MGW.
• E1 augmentation B/W two NEs on Nokia & Siemens nodes.
• Patch Loading and Software expansion in MSC and HLR.
• Integration of New BSC and TRAU with MSC.
• Creation of a database for GSM Cell sites.