• First Level Core Troubleshooting and monitoring network alarms (Core ,IN,VAS nodes ) and Trouble Ticket • DT preparation for 2G,3G sites ( Migration ,CGI LAC changes, External LAC definition)• Technical complaints Coordination• Coordination for Hardware issues such as AP,CP etc..• Notify the network issue through all correspondence• Work under service level agreement (SLA) and working level agreement (WLA)• Manage the other operator complaints and outages• Festive event Hajj & Ramadan active involvement on Network issues • Hardware Fault clearance such as RP ,CP as part of First level troubleshooting.• Handling CP backup• Follow up every network issue and close within SLA• Coordinating Core/IN/VAS/TX related activities

• Software Upgradation such as IPA04, 09&13, 16, AGM 19, 20&21, R6.1.4 on MSC/MSS and lifeline test• Data base definition and changes such as B analysis, IMSI analysis and Routing case analysis, EOS analysis, SCCP, GT ,AXE table changes and Emergency routing definition• Data Transcripts preparation for core nodes (MSC, MSC-S: i.e., MSC R13.2): (Definition of RP, EM, SNT, DIP, SDIP, C7 Signaling Terminal)• Announcement loading and Definition• SS7 link ,M3UA,GARP IP Port, SCTP creation for MSC/MSS& GMSC’s, CCN, SSTP and New point code & Route definition and allocation and MTP routing definition• Roaming Handover number definition in Pool• Intra circle roaming(ICR) definition for other operators and routed to respective operator switch.• Hardware fault clearance in MSS/MGW/MSC such as AP, CP,GPB,MSB -Faults(power cycle ,single & dual node procedure, hardware replacement)• Cells, LAC and Outer cell definition in Pool for 2G and 3G sites• Periodic Location update and Auto IMSI deregistration enabling• MGW upgrade R.6.3 in both GMP V3 and GMP V4 with successful test calls• ATM /TDM /MTP/ NB/IU creations in MGW• AP/CP/CV(MGW) backup in DAT/DVD in regular cyclic period • Call Data Record backup maintenance for MSC/MSS • New Hardware Addition ,definition and RP software loading such as RPP,RPG3,ET155,XM,GARP• BSC ,RNC, MGW definition• External Alarm definition for core nodes.• Clock Reference and Group switch definition• Loading correction packages for various software blocks• Troubleshooting the MSC/MSS/MGWs alarms as per ALEX• Resolving PLMN/ PSTN interconnectivity related issues ,Resolving Customer complaints• Circle Core spare data maintenance• CSR Raise and follow Up with Ericsson support• New node live ,CDR field enabling and validation & complete AT by following the recommended procedure

• BSC CP and AP software upgrade (IPA04& IPA09, AGM019, AGM020&AGM021,AGM023) and lifeline test• Data Transcripts preparation such as RP, EM, ET, DIP, SDIP,CSPB, ET155-0-1, RPG3 & RPP ,2G BTS sites integration,BSC Rehoming and sites Rehoming.• Transcoder (AMRFR& HR, EFR, FR, and HR) definition and rearrangement, A and A-ter interface Definition • BSC Re-homing from monolithic MSC to Pool and from MGW to another MGW as per utilization(Erlang)• 2G BTS sites integration and Re-parenting in BSCs and TRX addition and Removal.• Special Cow BTS definition during festive event as per planning team request.• Expansion / Cascading/ Decascading / TRX addition of BTS sites• Loading advance BTS software at BSCs • Cell info enabling for 2G sites• Adding additional STM's for A interface• PCU Magazine addition and GB link augmentation and GBoIP implementation • Hardware fault Clearance AP, CP -Faults etc.. followed power cycle ,single & dual node procedure and hardware replacement• RF parameter changes as per planning recommendation• Handling & Maintaining AP/CP backup and restoring backup during Critical issues• Loading correction packages for various software blocks• External Alarm definition.• Clock Reference and Group switch definition