Seeking a challenging environment where I can effectively utilize my knowledge for the growth of organization that also encourages continuous learning and creativity to stimulate professional growth.

1. R. Sathish Kumar
4, 67th Street, R V Nagar,
Ashok Nagar, Chennai – 600083.
E-mail: sathish4420@gmail.com
Mobile: +918754541545
OBJECTIVE
Seeking a challenging environment where I can effectively utilize my knowledge for the growth of
organization that also encourages continuous learning and creativity to stimulate professional growth.
PROFESSIONAL SUMMARY
 Overall 7.9 year’s experience in Telecom Industry as AWS DevOps Engineer and Core Network
Engineer.
 Having 4 years of experience with the combination of DevOps/Build & Release Engineer and AWS
Infra Developer .
 Successfully led a team of 6 members.
 Holding USA B1/B2 Visa valid till August 2026.
 Currently working as an Technical Lead in Cognizant Technology Solutions, Chennai.
 Configured and administered AWS (Amazon Web services) like EC2 instances, IAM, VPC, RDS, S3,
SNS, SQS, EBS volumes and snapshots, AMI's, Security Groups, Elastic IP's (EIP), Key pairs, Auto
scaling, Elastic load balancing, AWS Cloud Formation and Amazon Cloud watch for different zones
in development, testing and production environments.
 Involved in maintaining the user accounts (IAM), RDS, Route 53, VPC and SNS services in AWS
cloud.
 Experience in Docker container management like Volumes, Images, Repositories.
 Administration/Maintenance experience of source control management systems, such as Sub
Version (SVN), GitHub.
 Experience in development of build scripts using Maven.
 Good experience in using Continuous Integration tools like Jenkins, including master slave and
Administration.
 Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of AWS nodes
and Tested Playbooks on AWS instances using Python. Run Ansible Scripts to Provide Dev Servers.
 Hands on experience in daily activities like Disk Management, User Management issues and User
Administration based on the requirement. .
 Working on Web servers like Tomcat and performing Application deployment operations.
 Experience in Build, Package and Deploy to all the environments.
 Excellent interpersonal communication skills and efficient in working independently and as a team
member. Proactive and creative approach towards work.

2.  Participated in on-call rotation to provide 24/7 technical support.
 Successful in communicating with people at all levels and with other departments as needed to best
serve the customer.
Project Details:
Client Name – AbbVie Life Science
Company Name – Cognizant Technology Solutions, Chennai
Description:
The main purpose of the OUS Integration Hub project is to collect and record patient related
information to facilitate better real time patient monitoring and minimizing manual intervention as
much as possible. The Patient management system receives the real time patient data via REST calls and
then the data is processed before storing the same in the S3 service. The received data will contain real
time patient information such as medicine administered to the patient, dosage of medicine taken during
that period, the patient’s vital signs etc.
AWS acts as a HUB in this entire flow thereby facilitating the external devices to contact the
hosted patient management system through the API gateway. Once the data is stored in S3 service,
Harte Hanks third party application will be able to retrieve the data for further usage.
Roles & Responsibilities (Aug 2018 – Till date):
 Working as AWS Infra Developer in OUS Integration Hub Project. Configuring and designing the AWS
cloud infrastructure environments, which will have high availability, capability, security, and costing.
(services like Lambda, API Gateway, S3, CodeCommit, KMS, CloudWatch)
 Experience in troubleshooting and implementing the new enhancement in the project.
 Extensive working knowledge on IAM for Identity on Access Management for AWS using Multifactor
authentication.
 Manage AWS resources and allocation to test & dev as well as production environment with policy
layout and documentation thereof
 Working and periodically meeting with Enterprise Architects, Project Managers, Vendors,
Developers and Deployment Managers to define and implement a Software Configuration
Management solution.
 Developing utility scripts to effectively reduce the time and manual effort.
 Strong use of Shell scripting languages including BASH for Linux platforms.
 Good experience on Design and implemented configuration management (SCM) methodologies
using CodeCommit, MAVEN and Lambda.
 After completion of the scripts development and process setup, execute the builds and deployments
to all above environments based on schedule.
 Coordinating with Third Party Vendors to implement the new enhancement and to troubleshoot the
issue when required.
 Debugging the build failures and working with QA personnel to resolve related issues.

3. Project Details:
Client Name - LYCA Mobile
Company Name - Lycatech Services Private Limited
Description:
The LYCA Mobile customer self-care APP has been developed to reduce the call traffic made to
the customer care service. We have been allocating and monitoring the resources required for the
smooth functioning of the self care app using AWS. Our team was also responsible for configuring and
deploying the self care app in the respective environments. We were also involved in maintaining the
version control for the same and to monitor the functioning of the application.
JOB RESPONSIBILITIES as AWS DevOps Senior Engineer (April 2015 – Aug 2018)
 Involved in designing and deploying multitude applications utilizing almost all the AWS stack
(Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM, ELB, EBS) focusing on high-
availability, fault tolerance, and auto-scaling in AWS Cloud Formation.
 Storage on AWS EBS, S3 and Glacier and automate sync data to Glacier. Databases services on
AWS like RDS, Cloud front.
 In Sonarqube we have Track the Quality of short lived and long lived branches to ensure that
only clean, approved code get merged into the master
 Automate the build Process Using Maven and Jenkins
 Involved in build/Release management and carried out the quality product in UAT and
Production.
 Trouble shooting and resolved Issues in DEV/Test Environments.
 Setting up the new build environment for various applications in Windows/Linux environment
 Coordinate with the Development/Test Teams to receive the correct versions of re-usable and
dependent components and DB Script for issuing/installing successful builds and making it ready
for the Release on time.
 Maintain artifacts on Nexus repository.
 Deploy, configure and manage test runtime environments.
 Involved in Deployment of the application using Tomcat
 Configured a continuous integration process and interface with the operations team to ensure
project artifacts are deployed automatically to various environments using Jenkins.
 Involved in building and deploying EAR/WAR files with configuration settings.
 Automate build process used for J2EE applications using Maven and Jenkins.
 Project involved the usage of maintaining repository and version controlling
 Interacted with supporting teams to understand client deployment requests.
Project Details:

4. Client Name - LYCA Mobile
Company Name - PLINTRON GLOBAL TECHNOLOGY Solutions Private Ltd.
Description:
LYCA mobile is a mobile virtual network operator (MVNO) operating in 21 countries worldwide.
The Switching team was responsible for the configuring VOIP and TDM circuits across multiple countries.
By utilizing Huawei's tools, we had configured LYCA's infrastructure and make updates in respective
circuits. We were also responsible for Co-ordination with MNO for troubleshooting issues that might
occur during new deployments.
TRAININGS and WORKSHOPS
 2G & 3G systra training for GSM & UMTS architecture.
 Nokia Servers & Multimedia Gateway Architecture.
 Mastering in Core Networks.
 SS7signalling protocols & interfaces between various blocks
ACADEMIC CHRONICLE
 Bachelor of engineering in Electronics and Communication Engineering from SRM Easwari
Engineering College affiliated to ANNA UNIVERSITY, Chennai during the year 2006-2010.
Percentage secured: 65.
 Higher secondary education from Sri Ramakrishna BHEL Hr. Sec.School, Ranipet during 2004-
2006.
Percentage secured: 79.
 Secondary School Education from Little Flower Matriculation Hr. Sec.School, Chennai.
Percentage secured: 66.
Declaration
I, Sathish Kumar do hereby confirm that the information given above is true to the best of my
knowledge.
Place: Chennai
Date: (R. SATHISH KUMAR)