09/18/2024 updated
UP
100 % available
LTE-CUPS 4G 5G Mobile packet core
chennai, India
Worldwide
Bachelor of EngineeringLTE (Telecommunication)Agile MethodologyAtlassian JiraTest AutomationBorder Gateway ProtocolCode Division Multiple AccessCloud ComputingComputer NetworksDebuggingLinuxEclipse (Software)GPRS Core NetworksGlobal System for Mobile CommunicationsInternet Protocol Security (IP SEC)Python (Programming Language)
Agile Methodology, Testing Tool, BGP, Cisco, cloud computing, CDMA, SSH, Containerization, CUCUMBER, Eclipse IDE, Eclipse, FTP, SGSN, GGSN, Git, GSM, Grafana, IPSec, JIRA, Jenkins, Kubernetes, LTE, Linux, log analysis, MVNO, networking protocols, node, OSPF, Openstack, Performance testing, Prometheus, python, regression test, regression testing, Routing, scripting, Debugging, software release, SVN, system testing, system test, telnet, writing Test cases, test case, Shell, Vmware virtualization, Virtual machine, virtualization, Vmware, Wireshark
Experience
Professional experience10+ years
Freelancer since2024
Languages
EnglishFluent
Project history
Project-2 : Cisco-PCRF-Systemtest
Virtualization : Vmware
Tools : Rally, Cisco-Specific tools -- Lattice, Stargen & Caliper
Automation : PATS, TAAS (Cisco), Eclipse/Spring-IDE, Cucumber-Framework
Scripting : Linux/Shell
Duration : Mar 2020 to Dec 2021
Hand on experience in system test of PCRF node, Architecture and its interfaces
Handling manual fresh installation deployment, In-Serivice software upgrade/migration.
Create & Deploy the Vitual machine's using Vmware virtualization.
Handling E2E Legacy automation job such as Smoke, Inter-op, Platform regression test job.
Automation job has been executed on every sprint release and results collected in Cucumber report
and then manually re-run the failed test cases.
Raise the bugs to Dev team for any unexpected results/Errors.
Traffic has been generated using the caliper make brake call model tool.
PCRF performance has been tested with different TPS and monitor of CPU/memory Usage, Gx,Rx,
Gy,Sy interface messages and other KPI's statistics by using the Grafana Dashboard.
Project-1 : Cisco-MCBU-Scrum-team
Duration : NOV 2019 To Mar 2020
Working on SGW/PGW Core Entities along with CUPS Architecture.
Feature testing on CUPS Enabled architecture with 2G, 3G & 4G technology.
Environment setup, Writing Test plan, Test case and Test report, Report Generation & Log validation.
Having Cisco ASR5K product experience.
Having experience on Cisco MME/SGSN/SGW/PGW Simulator (SAESIM).
Having basic knowledge on VPP, Fastpath on Data plane
Virtualization : Vmware
Tools : Rally, Cisco-Specific tools -- Lattice, Stargen & Caliper
Automation : PATS, TAAS (Cisco), Eclipse/Spring-IDE, Cucumber-Framework
Scripting : Linux/Shell
Duration : Mar 2020 to Dec 2021
Hand on experience in system test of PCRF node, Architecture and its interfaces
Handling manual fresh installation deployment, In-Serivice software upgrade/migration.
Create & Deploy the Vitual machine's using Vmware virtualization.
Handling E2E Legacy automation job such as Smoke, Inter-op, Platform regression test job.
Automation job has been executed on every sprint release and results collected in Cucumber report
and then manually re-run the failed test cases.
Raise the bugs to Dev team for any unexpected results/Errors.
Traffic has been generated using the caliper make brake call model tool.
PCRF performance has been tested with different TPS and monitor of CPU/memory Usage, Gx,Rx,
Gy,Sy interface messages and other KPI's statistics by using the Grafana Dashboard.
Project-1 : Cisco-MCBU-Scrum-team
Duration : NOV 2019 To Mar 2020
Working on SGW/PGW Core Entities along with CUPS Architecture.
Feature testing on CUPS Enabled architecture with 2G, 3G & 4G technology.
Environment setup, Writing Test plan, Test case and Test report, Report Generation & Log validation.
Having Cisco ASR5K product experience.
Having experience on Cisco MME/SGSN/SGW/PGW Simulator (SAESIM).
Having basic knowledge on VPP, Fastpath on Data plane
Project : Saudi Mobily & Kuwait-Zain
Create, test & implement the new features of APN, Gx, Gy, Ga and Gi in production system.
LPU/SPU Expansion, GGSN/PGW Up-gradation/Migration, New Service/feature testing with Test bed
and making live within agreed SLA.
GGSN/PGW service level configuration, Policy rule & charging related designing & implementation
based on customer requirements.
Worked on PCRF Application for Pre-Defined rules, Dynamic rules configuration.
GGSN/PGW KPI Analysis and Report preparation based on the customer requirements.
Service Configuration & Provisioning as per guidelines, Audit and Reconciliation.
Work Order Handling & Fulfilment of Standard Orders.
Create, test & implement the new features of APN, Gx, Gy, Ga and Gi in production system.
LPU/SPU Expansion, GGSN/PGW Up-gradation/Migration, New Service/feature testing with Test bed
and making live within agreed SLA.
GGSN/PGW service level configuration, Policy rule & charging related designing & implementation
based on customer requirements.
Worked on PCRF Application for Pre-Defined rules, Dynamic rules configuration.
GGSN/PGW KPI Analysis and Report preparation based on the customer requirements.
Service Configuration & Provisioning as per guidelines, Audit and Reconciliation.
Work Order Handling & Fulfilment of Standard Orders.
Project : Lycamobile 18 countries MVNO, Roamware Europe MVNE & Surf Brazil MVNE.
Roles & Responsibilities
Integration & Deployment of SGSN, GGSN, PGW.
Surf- 5 MVNO (Brazil) onboarding onto Plintron MVNE & Nokia GGSN 7750 network entity
configuration completed.
Roamware MVNE: PAN Europe multi MVNO on-boarding onto Plintron MVNE - Nokia GGSN
implementation.
Creation, Integration, Acceptance & End to End functionality test of of PS Core Interfaces (Gn/Gp,
S5/S8, Gx, Gy, Ga, Gi)
Pre-Defined rules, Dynamic rules configuration by using the PCRF, Region and Counter ID in PCRF
Application.
SIGOS Testing tool used for Voice/Data Testing.
Test case creation and regression testing has been carried for any software releases.
New Service/features/HA testing with PCRF/OCS Test bed Application.
Worked on different Netowrking protocols using IPSec, BGP, OSPF.
Identification of Bugs in new releases and escalated to R&D and follow with them till issue gets fixed.
Complete service & functionality testing after new release upgradation in live servers and carry out the
regression test such as voice call/ data test to make sure the existing functionality should not impacted
with the new release and carrying out the end to end functionality test of application/NE's.
Identification of live issues in application end/PS Nodes which is being escalated to R&D/TAC and
following with them till issue gets fixed.
Troubleshooting of issues observed during /post configuration & testing.
We have to check the physical link/port connection, Active/Standby board & Basic node/server
working status through sanity test.
Patch upgrade, commercial license loading, POI creation, Acceptance test, Traffic shifting.
LPU, SPU, GGSN, UGC & MGW Expansion, Up-gradation in production system.
Configuring Signalling IP, media IP, Map group, ACL, Policy, user-access (telnet, SSH, FTP), Portmirroring,
Trace Capturing in SESSION BORDER CONTROLLER & LANSWITCH's.
Work Order Handling & Fulfilment of Standard Orders.
Service/Incident Work-around & Problem Work-around configuration Execution
Platform related configuration execution and coordination with Field Teams, vendors to complete
configurations (Migration, up gradation, expansion etc.) and end to end Work orders testing, within
agreed SLA.
Technical discussion with client and vendor for the ongoing/expansion of projects.
Debugging the service related issues without affecting the networks.
Achievement:
Spot light Award in 2016.
Appreciated for GGSN migration & implementation in Lycamobile UK.
Appreciated for Traffic Management Solution implemented in Lycamobile Australia.
Roles & Responsibilities
Integration & Deployment of SGSN, GGSN, PGW.
Surf- 5 MVNO (Brazil) onboarding onto Plintron MVNE & Nokia GGSN 7750 network entity
configuration completed.
Roamware MVNE: PAN Europe multi MVNO on-boarding onto Plintron MVNE - Nokia GGSN
implementation.
Creation, Integration, Acceptance & End to End functionality test of of PS Core Interfaces (Gn/Gp,
S5/S8, Gx, Gy, Ga, Gi)
Pre-Defined rules, Dynamic rules configuration by using the PCRF, Region and Counter ID in PCRF
Application.
SIGOS Testing tool used for Voice/Data Testing.
Test case creation and regression testing has been carried for any software releases.
New Service/features/HA testing with PCRF/OCS Test bed Application.
Worked on different Netowrking protocols using IPSec, BGP, OSPF.
Identification of Bugs in new releases and escalated to R&D and follow with them till issue gets fixed.
Complete service & functionality testing after new release upgradation in live servers and carry out the
regression test such as voice call/ data test to make sure the existing functionality should not impacted
with the new release and carrying out the end to end functionality test of application/NE's.
Identification of live issues in application end/PS Nodes which is being escalated to R&D/TAC and
following with them till issue gets fixed.
Troubleshooting of issues observed during /post configuration & testing.
We have to check the physical link/port connection, Active/Standby board & Basic node/server
working status through sanity test.
Patch upgrade, commercial license loading, POI creation, Acceptance test, Traffic shifting.
LPU, SPU, GGSN, UGC & MGW Expansion, Up-gradation in production system.
Configuring Signalling IP, media IP, Map group, ACL, Policy, user-access (telnet, SSH, FTP), Portmirroring,
Trace Capturing in SESSION BORDER CONTROLLER & LANSWITCH's.
Work Order Handling & Fulfilment of Standard Orders.
Service/Incident Work-around & Problem Work-around configuration Execution
Platform related configuration execution and coordination with Field Teams, vendors to complete
configurations (Migration, up gradation, expansion etc.) and end to end Work orders testing, within
agreed SLA.
Technical discussion with client and vendor for the ongoing/expansion of projects.
Debugging the service related issues without affecting the networks.
Achievement:
Spot light Award in 2016.
Appreciated for GGSN migration & implementation in Lycamobile UK.
Appreciated for Traffic Management Solution implemented in Lycamobile Australia.