GANGADHARA T SUNKARA
Infrastructure Developer
Hyderabad,TG
Summary
Valuable DevOps lead with 13y+ years of hands on experience in architecting/automating and optimizing mission critical deployments over large infrastructure. Proficient with Automation skills and configuration management tools.
Overview
13
13
years of professional experience
Work History
Infrastructure Developer
JP Morgan & Chase
Hyderabad
06.2021 - Current
- Leading development and operation processes inside team.
- Developed Event automation with Ansible playbooks.
- Play a key role in migrating standalone servers to the AWS cloud.
- AWS services administration: IAM,VPC,Route53,EC2,S3,codebuild, codedeploy,RDS,Cloudwatch and Cloudformation.
- RHEL System administration and Performance tuning.
- Scripting: Python and Shell script.
- Automation tools : Ansible.
- Git
- Trained on Kubernets.
- Develop and automate standard operating procedures around common failure scenarios.
- Participate in on-call schedule in local timezone.
DevOps Engineer & AWS Solutions Architect
IBM India PVT LTD
Hyderabad
06.2016 - 06.2021
- Shell scripts to day to day activities and tasks for automating
- Experience on AWS services VPC,EC2,IAM,RDS,S3 and Route53
- Deployed the applications to Tomcat application server and static content to Apache web servers.
- Worked on Docker container to create Docker images for different environments
- Responsible for taking the source code and compiling using Maven and package it in its distributable format, such as a WAR file
- Worked in GIT to manage source code
- Wrote Ansible playbooks which are the entry point for Ansible provisioning, where the automation is defined through tasks using YAML format
- Administration of Linux servers Environment: Amazon EC2,S3,RDS,VPC,ELB,EBS,Auto Scaling, RHEL6,7, Jenkins, Apache tomcat, Shell Script, Docker, Kubernetes.
Systems Administrator & Middleware Administrator
Broadridge Financial Solutions
Hyderabad
01.2015 - 06.2016
- Working knowledge of managing various environments like RHEL 5 , 6 & 7
- Migrated on-premises to virtual and cloud environments
- Installed, Deployed and maintenance of Enterprise Applications on Tomcat
- Performance tuning to resolve memory bottlenecks and applications crashes during peak load
- Created SSL certs and renewing certificates
- Experienced in analysis of thread dumps,core dumps, server hang and high CPU utilization conditions.
Senior Linux System Administrator
IBM India PVT LTD
Hyderabad
06.2009 - 01.2015
- Performed standard system administration tasks, Installation of RHEL OS using kickstart from standard build, patching, troubleshooting and problem resolution
- Develop unix shell scripts for automating process
- Performed day to day Linux administration tasks such as user account management, directory services, file system sharing and permissions
- Loaded and unloaded modules as requirement in kernel and made them persistent to boot by making appropriate changes
- Installed VMWare V-sphere 5 and created virtual machines on ESX 5.0 servers
- Created standard images and deployed servers from images
- Standardized job tasks and trained junior team members on industry best practices and standards
- Planned and implemented RHEL6 upgrades
- Resolved issues and escalated problems with knowledgeable support and quality service
- Worked to maintain outstanding attendance record, consistently arriving to work ready to start immediately.
Education
Master of Computer Applications -
Andhra University
Skills
AWS
RHEL (5x,6x,7x)Shell ScriptingApache,Nginx,Apache-TomcatAnsibleDocker & KubernetesMYSQLGitPython
Accomplishments
- Designed and Implemented server patching process, in line with Client business; ensuring no disruption to the client service.This process saved 240 Man Hours per month
- Designed and created Custom web reports for Server and Workstation patch compliance, meeting SOX requirements.This web report was handy to business during Internal & External Audits, and saved 30 man hours per month
- Automated many administrative tasks using bash shell and Ansible playbooks
- CERTIFICATIONS
- RHCE - Redhat Certified Engineer
- AWS Certified Solutions Architect Associate Level
- AWS Certified SysOps Administrator Associate Level
Timeline
Infrastructure Developer
JP Morgan & Chase
06.2021 - Current
DevOps Engineer & AWS Solutions Architect
IBM India PVT LTD
06.2016 - 06.2021
Systems Administrator & Middleware Administrator
Broadridge Financial Solutions
01.2015 - 06.2016
Senior Linux System Administrator
IBM India PVT LTD
06.2009 - 01.2015
Master of Computer Applications -
Andhra University