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KALAGARA
kalagarasravan@gmail.com
720-295-4463
Denver, CO 80299
Sr. DevOps Engineer
12 years experience C2C
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Average rating
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Summary

  • Over 8+ years of experience of IT Industry in Linux Administration, Configuration Management, Continuous Integration, Continuous Deployment, Release Management, Cloud Implementations, Orchestration, Change & Incident management and QA testing.
  • Experience in Automation, Installation and overall Configuration Management of servers using Chef and AWS.
  • Expertise in DevOps, Release Planning & Documentation, Configuration Management, Cloud Infrastructure, Automation in Amazon Web Services (AWS).
  • Experienced in cloud application and server virtualization using AWS (Amazon Web Services).
  • Hands on experience in Amazon Web Services ( AWS ) provisioning and good knowledge of AWS services like EC2 S3 Glacier ELB (Load Balancers), RDS SNS SWF VPC and EBS etc.
  • Extensive experience in Installation, Administration, Patching, Upgrades.
  • Experienced in shell scripting using bash, Perl, Ruby and python to automate system administration jobs.
  • Experience in working with different monitoring tools like Nagios and Dynatrace.
  • Expertise in creation of start up and shutdown scripts, crontabs, files system maintenance and backup scripting and automation.
  • Hands on experience in installing and administrating CI/CD tools like Hudson, Jenkins, Sonar, Bamboo.
  • Knowledge on Splunk, Kibana and ELK Stack.
  • Experienced in building and maintaining Docker infrastructure for SOA applications in agile environment.
  • Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and automated the whole process.
  • Having very good knowledge on java based projects. Deployed the Java applications into web application servers like Apache Tomcat, Jboss, and Web Logic. the understanding of the principles and best practices of Software Configuration Management (SCM) processes, which include compiling, packaging, deploying and Application configurations.
  • Configured Jenkins as a CI engine to build and promote applications to QA, UAT and Staging to Linux environments.
  • Automating infrastructure in AWS with Chef, Ruby, and your maternal unit.
  • Good understanding of the principles and best practices of Software Configuration Management (SCM) in Agile, scrum, and Waterfall methodologies.
  • Configured and Administered Nexus Repository Manager for GIT repositories and builds.
  • Provided production support in an on
  • call rotation in a 24x7 environment.
  • Excellent client relation skills and the drive to complete tasks effectively, and efficiently where customer service and technical skills are demanded.
  • Experience is using Microsoft Azure, Tomcat, JBOSS, Web logic and WebSphere Application servers for deployment.
  • Experienced in working on DevOps/Agile operation process (Code review, unit test automation, Build& Release automation, Environment, Service, Incident and Change Management) including various tools.
  • Profusely worked on Version control tools like Subversion, GIT to track changes made by different people in source code.
  • Experience with Cloud Platform and VMware Technologies (AWS, Open Shift, Open Stack, Azure, RHEL 6.6, Centos 7, 6, Ubuntu 14.04 LTS.
  • Good experience working with container orchestration tools Apache Mesos, Marathon, and Kubernetes.
  • Used Urban Code Deploy, Jenkins, GitHub Enterprise, OpenStack, Ansible, and Docker to provide Continuous Integration/Continuous Delivery of open-source and custom applications.
  • Worked in integrating TFS with Visual Studio 2013 & 2015.
  • Designed and implemented Software configuration management (SCM) and change management (CM) solution using TFS, Rational Clear Case, Jira, Bamboo, Clear Quest (Change Control tool).
  • Strong knowledge of TCP/IP, UDP, DNS network, load balancing, firewalls and enterprise monitoring tools Splunk.
  • Good Knowledge in planning and designing of Disaster Recovery and Data Recovery.
  • Expertise in Installing and Managing LDAP, NIS, NIS+, NFS, DHCP, SAMBA, HTTP, FTP, SSH, DNS etc.
  • Excellent hands on experience in creating, updating and closing tickets.
  • Strong trouble-shooting and debugging skills and ability to handle multiple tasks and can work independently as well as in a team.
  • Experience in installing, configuration and administering of DHCP, DNS, FTP and LVM.
  • Excellent client relation skills and the drive to complete the tasks effectively and efficiently as well as the ability to communicate effectively with all levels of management and the client community.

Experience
Education
Skills
Windows
2020
3
DNS
2020
2
Firewall
2016
2
Git
2020
2
J2EE
2020
2
Java
2020
2
Jenkins
2020
2
Maven
2020
2
NAS
2016
2
Project Management
2016
2
SAN
2016
2
Shell Scripts
2020
2
SVN
2020
2
System Analysis
2016
2
System Monitoring
2016
2
Veritas
2016
2
Veritas Cluster Management
2016
2
Veritas Volume Manager
2016
2
Apache
2017
1
Linux
2020
1
QA
2020
1
Shipping
2018
1
SOA
2018
1
SQL
2018
1
UNIX
2018
1
WebServices
2020
1
Agile Methodology
2020
1
Apache Tomcat
2020
1
AWS
2020
1
AWS CloudFormation
2020
1
AWS CodeDeploy
2020
1
AWS EC2
2020
1
AWS S3
2020
1
Azure Active Directory
2020
1
Azure Storage
2020
1
BEA WebLogic
0
1
ClearCase
2020
1
ClearQuest
0
1
Cloud Infrastructure
0
1
Cloudwatch
2020
1
Continuous Deployment
2020
1
Data Center
2020
1
Database Backups
2020
1
Database Upgrades
0
1
Disaster Recovery
0
1
Docker Containers
2020
1
Elastic Load Balancer
2020
1
FTP
0
1
Groovy
2020
1
IBM WebSphere
0
1
IPsec
2020
1
LDAP
0
1
Load Balancing
2020
1
MS Azure
2020
1
Nagios
0
1
Perl
0
1
Pipeline
2020
1
Python
0
1
React.js
2020
1
Ruby
0
1
Scripting
0
1
Scrum
0
1
Spring
2020
1
TCP/IP
0
1
Visual Studio
0
1
VMWare
0
1
VPN
2020
1