Nithin Ayyappan
Senior Integration & Deployment Engineer at GENBAND- Claim this Profile
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Bio
Experience
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GENBAND
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United States
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Telecommunications
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300 - 400 Employee
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Senior Integration & Deployment Engineer
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Mar 2017 - Present
Mumbai Area, India Integration, Commissioning of Genband MGCF/MGW Teammember of RJIO Genband NFV POC. Deployed Genband VNFM on Redhat openstack cloud platform Deployed & Integrated Genband C3,AMS,OneEMS in Redhat Openstack Cloud Platform . Deployed & Integrated Sonus SBC Swe in VM Ware Platform. Hands on Experience on deploying Vmware Esxi (Hypervisor) Installation. VM creation at VMWare ESXI Host Server. Operating System / Application Insatallation at VMWare DB… Show more Integration, Commissioning of Genband MGCF/MGW Teammember of RJIO Genband NFV POC. Deployed Genband VNFM on Redhat openstack cloud platform Deployed & Integrated Genband C3,AMS,OneEMS in Redhat Openstack Cloud Platform . Deployed & Integrated Sonus SBC Swe in VM Ware Platform. Hands on Experience on deploying Vmware Esxi (Hypervisor) Installation. VM creation at VMWare ESXI Host Server. Operating System / Application Insatallation at VMWare DB configuration for Sonus SBC Swe Integration of Genband MGCF with DR MGCF. Integrated /Commisioned MGW’s in RJIO NLD project. Rehoming of Genband MGW’s From One MGCF to other MGCF. Software Upgradation/Binary in Genband MGCF/MGW. Routing configuration in Genband MGCF Static route addition in Genband MGCF/MGW Alarm clearance in newly integrated MGCF/MGW’s. Configuration of POI’s.Conducting First call for newly integrated Genband G9’s/C3 DB creations for newly integrated MGCF/MGW’s. VOIP TG configuration in Genband C3/G9. Prepared acceptance documents such as NETD,LLD,FORM A/B,NIT report Show less
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Ericsson
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Sweden
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Telecommunications
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700 & Above Employee
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CS Core Engineer
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Dec 2015 - Mar 2017
Cochin Area, India • Resolutions of Huawei/ZTE MSC & MGW related faults and issues. • Ensure Network availability of 99% at all times at CNOC by working in shifts. • Do regular System health checks, ensuring proper report generations. • Knowledge in defining New Levels & New BSC’s from both Huawei CDMA & GSM Nodes. • Hands on Experience of working on Huawei System (MSOFTX3000, CSOFTX3000 & UMG8900). • Integration, Commissioning of Rel.4 Core Nodes (MSC & MGW). • Configuring MSC BAM Servers, EWS,… Show more • Resolutions of Huawei/ZTE MSC & MGW related faults and issues. • Ensure Network availability of 99% at all times at CNOC by working in shifts. • Do regular System health checks, ensuring proper report generations. • Knowledge in defining New Levels & New BSC’s from both Huawei CDMA & GSM Nodes. • Hands on Experience of working on Huawei System (MSOFTX3000, CSOFTX3000 & UMG8900). • Integration, Commissioning of Rel.4 Core Nodes (MSC & MGW). • Configuring MSC BAM Servers, EWS, XPTU, Dual IGWB Billing Server and Client Terminals. • Software upgrades and Patch upgrades in MSC and MGW. • Solving call connectivity issues and routing analysis etc. • Integration of Core Nodes with POI, STP, SMSC, IN, IVR and Announcement loading.. • Expertise on Number analysis and Performing Digit Analysis, Routing plans, Configuration, Handling. • Generalize the Database Optimization which includes LAC, Cell-ID, Shifting of E1s and C7 links, M3UA links. Responsible for the Acceptance Test (ATP) of Core Nodes Rehoming of BSC’s in Huawei CDMA & GSM Nodes. • Carrying out Preventive Maintenance of Huawei Nodes, taking regular backup's of MSC's, MGW's & maintaining spares. • Creation of new Trunk Groups, routing the appropriate LRN's/calls to the respective trunks groups. • Co-ordinating with other teams to solve complaints related to KPI's (Low ASR, PSR & SCR) and Voice related complaints. • Troubleshooting and resolving of SS7 and Voice related Complaints within SLA. • Analyzing of complaints related to SMS failing, Location Update problem and solving it by analyzing the traces. • Ensuring CDR backup storage & maintaining Huawei /ZTE Server's free space in Disk drives. • Augmentation of new E1s and creating the trunk groups and signaling links with Inter MSC's & Other operators. • Shifting of Circuits or raising request for E1 augmentation in case of high utilization. • Creation, Execution, Testing & Closure of Configuration Work Orders within SLA Show less
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Etisalat Facilities Management L.L.C.
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Facilities Services
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700 & Above Employee
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CS Core Engineer
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Jan 2015 - Aug 2015
UAE • Core Network System configuration, integration and commissioning of Mobile Soft switch (MSC) and Media Gateway (UMG). • SCCP based configuration and routing. • Optimizing the system and reconfiguring software parameters, number analysis data, billing and CDR format in accordance with network requirement. • Perform test activates from stand-along test, integration test to acceptance test of Core Network elements. • Technical presentations and participation in technical discussions… Show more • Core Network System configuration, integration and commissioning of Mobile Soft switch (MSC) and Media Gateway (UMG). • SCCP based configuration and routing. • Optimizing the system and reconfiguring software parameters, number analysis data, billing and CDR format in accordance with network requirement. • Perform test activates from stand-along test, integration test to acceptance test of Core Network elements. • Technical presentations and participation in technical discussions with customers. • Analyze the customer’s existing systems, needs and requirements to provide the necessary solution. • Fault handling and troubleshooting. Show less
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Nokia
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Finland
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Telecommunications
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700 & Above Employee
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Core Network Support Engineer
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Nov 2008 - Nov 2014
In Operations & Maintenance of telecommunication core networks (Huawei GSM MSOFTX 3000, UMG 8900, M2000 & Alcatel-Lucent CDMA 5ESS, ECP, AP, OMP, IMS) Managed core network circuit switched elements such as Huawei MSC,MGW,HLR ,STP & packet switched elements such as SGSN,GGSN along with charging gateways Performed performance management with KPI’s monitoring of CS & PS core network elements and analysis for degradation Acted as an escalation point to investigate… Show more In Operations & Maintenance of telecommunication core networks (Huawei GSM MSOFTX 3000, UMG 8900, M2000 & Alcatel-Lucent CDMA 5ESS, ECP, AP, OMP, IMS) Managed core network circuit switched elements such as Huawei MSC,MGW,HLR ,STP & packet switched elements such as SGSN,GGSN along with charging gateways Performed performance management with KPI’s monitoring of CS & PS core network elements and analysis for degradation Acted as an escalation point to investigate, expedite, and resolve network issues and business impacting problems Handled technical cases and keep tracking these problems during the whole resolving process Ensure Network availability of 99% at all times at CNOC by working in shifts. Daily Health Check up, TT generation, alarm clearance within SLA & traffic report preparations of core network elements, KPI analysis using MS office. Installation /commissioning /integration of network systems in coordination with the vendor. Technical Customer Complaint Resolution within SLA using call traces (ISUP/BICC/SIP/SIGTRAN with HLR & IN tools). Analyzing RCA for any outages & take corrective actions. Defining new routes & augmentation of POIs, SS7 signaling link definition, Routing case analysis, IMSI & GT analysis. Performing Back-ups of CDR’s & Critical Work order Execution and Testing. Executing PM activities, planned events for Fault-clearance. Configuration of BSC, Cell sites & SS7 nodes in MSC, performing software upgrades & Patches. RMA requisition, Faulty card dispatch and TT updating in SAP and NetkT applications as per SLA Database Creation and AT of POI’s. Interaction with NNOC/SME's/TAC for resolution of any critical alarms. Pre & post regression tests for Software/ Hardware upgrades and VAS. Support NOC/Vendor in Switch Upgrade activities Show less
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