Summary
Overview
Work History
Education
Skills
Timeline
SeniorSoftwareEngineer

Ranjani Raman

Madurai

Summary

Total Work Experience: 11 years
Highly experienced in spearheading Telecom Networking ,full spectrum IT infrastructure, DevOps Engineering as well as Cloud & Infrastructure Engineering, towards delivering top-notch availability in addition to the performance.
I build containers and pods, orchestrating them effectively, I live with DevOps mindset, using modern DevOps
toolset.

Overview

11
11
years of professional experience
4
4
years of post-secondary education

Work History

Senior Software Engineer

Capgemini
Chennai
11.2022 - Current
  • Present Employer: Capgemini (Client-Nokia)
  • Designation: Senior Engineer
  • Role and Responsibilities: As Senior CSD engineer-Nov 2022-Till Date
  • Working in KDDI-Japan Project
  • Exposure to Cloud Native Environment and Working with Kubernetes & Docker.
  • Done deployment of microservices using Kubernetes and Helm for CSD node.
  • Led implementation of monitoring and logging solutions by deploying Grafana and Prometheus.
  • Improved reliability of the systems by implementing self-healing and auto-scaling capabilities using Kubernetes.
  • Done Deployment & Testing of UDRA and CNDRA nodes.
  • Executed multiple test cases for both UDRA and CNDRA nodes.
  • Done Expansion & Verification of Geo-Redundancy of nodes
  • Done WAs to resolve issues after deployment for both lab and commercial sites.
  • Done Scale In & Scale out activities
  • Monitor health of applications(SCP,BSF) using Grafana.

Solution Integrator

Ericsson Global Services India
Bangalore
11.2020 - 11.2022
  • Previous Employer: Ericsson India Global PVT LTD
  • Designation: Solution Integrator
  • Role and Responsibilities: Solution Integrator-Nov 2020- Nov 2022
  • Packaging Kubernetes manifests using HELM charts to be deployed into production.
  • Setting Up CICD Pipeline in Jenkins for Microservices to build as RPM and Images,to be deployed as container and on server.
  • Developing Industry standard Jenkinsfile, Dockerfile and Kubernetes object files to deploy microservices using NCOM platform.
  • Integrated different monitoring solutions such as Grafana & Prometheus.
  • Creating Images for every release and scanning vulnerabilities in Images using Trivy.
  • Done Deployment .maintained cloud native applications in Kubernetes Cluster,Performed Development support,Monitoring ,solving housekeeping for high availability.

IMSCore Engineer

Nokia Solutions & Networks
Chennai
01.2018 - 11.2020
  • Previous Employer: Nokia Solutions and Networks.
  • Role and Responsibilities: As IMS Core Engineer- January 2018 to Nov 2020.
  • Job Responsibilities:
  • Having 6 months experience of MSS and MGW commissioning and integration.
  • Worked in Orange Spain project for VOLTE and currently working for Vodafone Qatar Project.
  • Good working experience in DDE,HSS,HLR,MNP,STP,PCRF,ENUM DNS and MRF.
  • Handled Acceptance testing of PCRF,ENUM DNS and MRF as part of Volte testing in QATAR.
  • Technical troubleshooting.
  • Suggested processes for upgrading of existing applications to newer software versions.
  • Provided technical assistance for technical issues occurred in network.
  • Supported technical team members in optimization and improvement of product stability.
  • Supported technical team members regarding solution and integration functions to defined segments.
  • Maintained detailed technical documentation for reporting, tracking and enhancement of test plans.
  • Having working experience in Telco cloud environment.
  • Having knowledge on CBIS,CBAM and CBND.
  • Having good knowledge in Linux.
  • Having good technical knowledge in Nokia products such as CFX,TAS,PCRF,ENUM DNS,MRF,DDE.

Assurance Testing Engineer

Ericsson
Bangalore
01.2015 - 12.2017
  • IMS Test Engineer with working experience in 5G SA/ VoNR / IMS-Core/ SIP Interconnect/ PSTN/ SMSoIP
  • Having hands on in 5G SA, VoNR,VoLTE/VoWiFi & IMS technologies, Multi-Device Multi Companion (such as TMO,LIS Devices).
  • Expertise in Requirement gathering, Analysis, Test Strategy, Test Approach, Test case Design/Review, Test case Execution, Trouble Shooting & Solution Analysis.
  • Strong analytical and problem-solving skills with good grasping power and willingness to imbibe new ideas.
  • Expertise in Manual Testing Methodologies and having good experience in Protocol testing.
  • Expertise in writing Test Cases, preparing Test Lists, creating Test Plan and executing the Test Cases in different topologies. Expertise in Defect Tracking & Bug Reporting.
  • Effective problem solver who can work independently, lead or work as integral part of team.
  • Extensive work experience on Regression Testing, Functional testing, Real time Scenario based testing.
  • Done Deployment through VNF-LCM for vBGF node and also done TOSCA based deployment using BCAT tool.
  • Implemented all workflows such as MSI,MSO,ASI,ASO and MH,AH
  • Hands on experience with JIRA tool for creating Sprint and taking follow up of tasks till closure based on agile methodologies.

Fault Management Engineer

Nokia
Chennai
09.2012 - 01.2015
  • NI ENGINEER (GDM AMERICA’S Process): September 2012-January 2015.
  • Organization: Nokia Siemens Networks Pvt. Ltd, Chennai.
  • Project: T-Mobile modernization – GSM/UMTS/LTE (United States of America)
  • Performed 2G/3G/4G Site Creation/Integration and supported Field Engineer for troubleshooting.

Education

Bachelor of Science - B.E ECE

KLN College of Information Technology
Madurai
09.2008 - 06.2012

Skills

Technical Analysis

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Timeline

Senior Software Engineer

Capgemini
11.2022 - Current

Solution Integrator

Ericsson Global Services India
11.2020 - 11.2022

IMSCore Engineer

Nokia Solutions & Networks
01.2018 - 11.2020

Assurance Testing Engineer

Ericsson
01.2015 - 12.2017

Fault Management Engineer

Nokia
09.2012 - 01.2015

Bachelor of Science - B.E ECE

KLN College of Information Technology
09.2008 - 06.2012

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Ranjani Raman