B Loganathan Email & Phone Number

Chennai, Tamil Nadu, India

Successful cutover of Optus Australia Enterprise services from Onshore to Offshore within the projected timeline. Hands on experience & FM on Evolve VOIP services with multiple product of Optus Enterprise & Wholesale services. Integration and O&M of NOKIA, Huawei - MSS/ IMS /TAS/MGW/HLR/EIR & SIEMENS-STP. Exposure in IMS architecture also having knowledge on end to end call flow including IMS Registration. Knowledge on operations and maintenance of switching system (Nokia Core… Show more Successful cutover of Optus Australia Enterprise services from Onshore to Offshore within the projected timeline. Hands on experience & FM on Evolve VOIP services with multiple product of Optus Enterprise & Wholesale services. Integration and O&M of NOKIA, Huawei - MSS/ IMS /TAS/MGW/HLR/EIR & SIEMENS-STP. Exposure in IMS architecture also having knowledge on end to end call flow including IMS Registration. Knowledge on operations and maintenance of switching system (Nokia Core DX200/ATCA- MSS/TAS/GCS/IMS/U4&U5 MGW, Genband DMS,CS2K,C20 switches & Ribbon SBC) Design and Planning of the core network nodes. Network performance improvement. ICR & International Roaming configuration on Nokia MSS & HLR. Hands on experience & Fault trouble shooting in NOKIA-DX200 & IPA2800, SIEMENS- STP(hiS700),HuaweiMSOFTX3000&UMG8900 & NORTEL DMS100 platform. ILD carrier service – O&M and Integration on ILD nodes of Genband-C3&G9, SBC & RSM server. Show less

Chennai, Tamil Nadu, India

Demonstrated the Lawful Intercept testing with TERM, NB,CBI officials on getting the LI license for ILD carrier operations. Analyzed and normalized the high bandwidth utilization on media part between NLD/ILD MGW’s by optimizing the codec parameters on MSS. Analyzed and rectified the wrong SDP IP in BICC APM on MSS which normalized the media utilization between MGW’s.Optimized the DSP resource of MGW by expanding the TCU without vendor support. Rectified the MO-FSM delivery… Show more Demonstrated the Lawful Intercept testing with TERM, NB,CBI officials on getting the LI license for ILD carrier operations. Analyzed and normalized the high bandwidth utilization on media part between NLD/ILD MGW’s by optimizing the codec parameters on MSS. Analyzed and rectified the wrong SDP IP in BICC APM on MSS which normalized the media utilization between MGW’s.Optimized the DSP resource of MGW by expanding the TCU without vendor support. Rectified the MO-FSM delivery issue with various PAN India operators. O&M, Configuration & Fault management of Nokia-DX200&IPA 2800, Siemens STP (hiS700) nodes without vendor support. Show less

Chennai, Tamil Nadu, India

Implementation of Full MVNO projects in Europe & APAC regions. Day to day team management in on-site offshore model, which involves Multi-tasking in stressful and demanding work environment at various Time zones. Liasoning with major MNOs Trouble Ticket Handling, Technical & Management Escalation, Incident Management, and Interface Management towards Internal Customers. Managing the networks for UK, Germany, Sweden, Australia, Ireland, Norway, Spain and Denmark etc., O&M for… Show more Implementation of Full MVNO projects in Europe & APAC regions. Day to day team management in on-site offshore model, which involves Multi-tasking in stressful and demanding work environment at various Time zones. Liasoning with major MNOs Trouble Ticket Handling, Technical & Management Escalation, Incident Management, and Interface Management towards Internal Customers. Managing the networks for UK, Germany, Sweden, Australia, Ireland, Norway, Spain and Denmark etc., O&M for GSM elements and Coordination with MNOs for operational requirements. Working along with R&D, GPS team for test bed activity of new products, which includes analyzing C7 & MAP traces inaccordance with 3GPP & IETF standards. Periodic GT routing changes and White list updating on HLR nodes to enable International roaming partnerships. Network Configuration for roaming and performing IREG testing on GSM, GPRS, CAMEL & 3G services. Periodically monitoring MO/MT success rate for both voice & SMS traffic through online hourly reports. Support for MNP day-to-day issues and finalizing call flows for port-in/port-out subscribers. To ensure key performance indicators of all Network elements and update security policies Show less

Chennai, Tamil Nadu, India

O&M of Core Network nodes to maintain the network KPI and PAN India VTL Co-ordination. Validation of Source data with the parameters configured in DX 200 Platform Core nodes such as MSS,HLR,EIR,MGW. Monitoring of Other operator and BSNL POI, signaling link augmentation and resolving Call progress issues. Monitoring of POI utilization with all the existing other operators and further process & augmentation of E1’s to maintain the POI utilization to normal value. Analysis of call… Show more O&M of Core Network nodes to maintain the network KPI and PAN India VTL Co-ordination. Validation of Source data with the parameters configured in DX 200 Platform Core nodes such as MSS,HLR,EIR,MGW. Monitoring of Other operator and BSNL POI, signaling link augmentation and resolving Call progress issues. Monitoring of POI utilization with all the existing other operators and further process & augmentation of E1’s to maintain the POI utilization to normal value. Analysis of call failures as per the clear code report from MSS and reducing the call failure in turn increasing the ASR. Co-ordination with POI team to establish the new POI connectivity, execution of the comparison of CDR’s and subsequent follow up with RA and POI team to commission the POI. Technical support to RA team for B-Table validation & implementationOptimizing and reducing the call failures for the NLD levels as per RA team input and other NLD carrier outage escalation. Providing support to Inter functional dept (Marketing, CSD, RA, Regulatory & IT) for business requirements related to the Network. Monitoring, maintenance & Health checkup of CS nodes such as MSS, HLR,EIR, MGW etc., Validation & monitoring of Network reports such as CGR, NPR, Link utilization and improving the KPI parameters such as ASR,PSR etc., Monitoring & maintain of Onsite and Offsite backup for Network nodes such as MSS,HLR,MGW,EIR etc., Co-ordination of PAN India Videocon Circles for TERM testing requirements for Blacklist and Greylist the IMEI in EIR. Validating the Change request for necessary CD loading and parameter changes in the Network nodes. Intra circle and Inter circle roaming co-ordination, handling and resolving roaming related complaints. Demonstrated the Lawful Intercept testing for Voice call and Data with TERM, IB, NCB, CBI officials. Coordinated and successfully completed the MNP IOT AT test as per the DOT and TERM regulation.IR32 (Prepaid) & IR24 (Postpaid) test Show less

Chennai, Tamil Nadu, India

O&M of TATA GSM TNC core network nodes. Installed and Commissioned Huawei node MSOFTX3000 (MSS) and UMG8900 (MGW) with TATA GSM network, Chennai during project phase. Coordinated and completed the MSS & MGW AT with TATA network and RA team requirements. Analyzing the faults and issues related to Huawei MSOFTX3000, UMG8900 & M2000 node. Validation and routing of B-Table as per RA team requirement. Configuration of POI & PRI in MSS and MGW, IMSI GT definition and routing in… Show more O&M of TATA GSM TNC core network nodes. Installed and Commissioned Huawei node MSOFTX3000 (MSS) and UMG8900 (MGW) with TATA GSM network, Chennai during project phase. Coordinated and completed the MSS & MGW AT with TATA network and RA team requirements. Analyzing the faults and issues related to Huawei MSOFTX3000, UMG8900 & M2000 node. Validation and routing of B-Table as per RA team requirement. Configuration of POI & PRI in MSS and MGW, IMSI GT definition and routing in VLR for In-roamer testing. Patch up-gradation in BAM, IGWB and XPTU server of Huawei MSS. Periodic audit of BAM, IGWB & XPTU running application. Pulling the RAW CDR’s from IGWB to Billing server incase of non transfer of RAW CDR’s to Mediation. Periodic Onsite and Offsite backup of Network nodes and CDR. Show less

Chennai, Tamil Nadu, India

Complete O&M of Nortel MSC & HLR for BSNL. To ensure that there is minimum downtime in the Network & the Network is Optimized & Stable. Creation of C7 Signaling Links from MSC to other network entities like IN, various other co-operating MSC’s.Augmentation of E1 and Acceptance Test for MSC & HLR. Loading of various kinds of Software Patches in both MSC and HLR. Testing, Validating & Applying of Software patches of Nortel MSC & HLR nodes at RGMCTTC BSNL Lab, Chennai and O&M… Show more Complete O&M of Nortel MSC & HLR for BSNL. To ensure that there is minimum downtime in the Network & the Network is Optimized & Stable. Creation of C7 Signaling Links from MSC to other network entities like IN, various other co-operating MSC’s.Augmentation of E1 and Acceptance Test for MSC & HLR. Loading of various kinds of Software Patches in both MSC and HLR. Testing, Validating & Applying of Software patches of Nortel MSC & HLR nodes at RGMCTTC BSNL Lab, Chennai and O&M of the Lab. Implementation of various upgradations related to MSC, HLR, USP and WNMS. Carrying out network related administrative activities like SDM, MSC and HLR Backups. Carrying out regular Preventive Maintenance for MSC & HLR. Providing assistance to BSNL in clearing the Alarms in MSC & HLR. Generating Pro-Optima reports and analyzing the problems in the network. R&R tracking of Hardware cards as per RMA. Show less

Chennai, Tamil Nadu, India

Electronic testing of assembled PCBs using ATE techniques to confirm the product meets the requirements of specification. Maintenance and calibration of testing equipment's according to ISO norms. Computer Aided Automatic Testing (ATE) and rectify the all kind of manufacturing defects. Control and monitoring of Environmental Stress Screen (ESS) test through ATE techniques. ATE’s Assembly and Trouble shooting.