Manohar Kamma

Around 8 Years of experience in the IT industry comprising Linux Systems Administration and as a DevOps cloud engineer which includes Software Configuration Management (SCM), Build/Release Management, Continuous Integration, and Continuous Delivery using different tools. Expertise in using various DevOps tools like Git, Jenkins, Ansible, Chef, Puppet, Ant, Maven, Gradle, Artifactory, Docker, Kubernetes, and SaltStack. Responsible for designing, implementing, and managing the cloud infrastructure in Azure, including virtual machines, networks, storage, and security. Extensive experience working with AWS provided Solutions like EC2, ELB, VPC, Route 53, RDS, S3, IAM, and CloudWatch. Hands-on experience with AWS Lambda workflow implementation using python to interact with applications deployed on EC2 instances and S3 buckets. Expertise in shell and python scripting with a focus on DevOps tools, CI/CD, and AWS Cloud Architecture and hands-on Engineering. Created and wrote shell scripts, Ruby, Bash, Groovy, Python, and PowerShell for automating tasks. Extensively used Ruby scripting on Chef Automation for creating cookbooks comprising all resources, Expertise in setting up Baselines, Branching, Patches, Merging, and Automation processes using Shell/Bash and Batch Scripts. Hands-on experience in version control using SVN, GIT, and GitHub and continuous integration management using Jenkins. Configuration of various plugins for Jenkins for automation of the workflow and to optimize and smooth running of build jobs. Experience with container management software like Kubernetes and Docker Swarm. Experience in Branching, Merging, Tagging, and maintaining the version across the environments using SCM tools like GitHub. Experience in installing and administering Nexus as Repository Manager for Builds and knows JFrog Artifactory Repository manager. Experience with Build Management Tools Ant and Maven for writing builds. XML and pom. XM. Knowledge in using Build automation tools like MAVEN, Bamboo, Gradle, and ANT for the building of deployable artifacts such as war & ear from source code. Installed and managed the Artifactory repository to deploy the Artifacts generated by Maven and to store the dependent jars, used during the build, used Nexus Artifactory tool for storing post-build outcomes known as artifacts (. war, jar, ear). Strong experience in configuration and automation management tools such as Chef and Puppet. Experience working with Puppet Enterprise and Puppet Open Source. Installed, configured, upgraded, and managed Puppet Master, Agents & Databases. Proficient with Ansible Playbooks, modules, and roles. Wrote playbooks with Python SSH as the wrapper to manage AWS nodes. Expert in deploying the code through application servers like WebSphere/WebLogic/ Apache Tomcat/JBoss. Experience in using Tomcat Apache web servers for deployment and hosting tools. Created CM Plans, Test plans, and Build Documentation while maintaining source code and a good understanding of the principles and best practices of Software Configuration Management (SCM). Experience with installation and configuration of Docker environment (v1.5.0) including Docker registry hub for managing different Docker images and deployment of applications inside the software containers. Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, and Docker, on GCP. Used Kubernetes to deploy scale, load balance, scale and manage docker containers with multiple name-spaced versions. Extensively involved in infrastructure as code, execution plans, resource graphs, and change automation using Terraform. Worked with Ansible and Ansible Tower as Configuration management (CM) tool, to automate repetitive tasks, and quickly deploy critical applications. Responsible for implementing monitoring solutions in Ansible, Terraform, Docker, and Jenkins and wrote terraform scripts for CloudWatch Alerts. Wrote terraform scripts from scratch for building Development, Staging, and Production environments. Good Knowledge of Azure Cloud services such as Azure storage, Azure active directory, and Azure Service Bus. Also, Created and managed Azure AD tenants and configured Application Integration with Azure AD. Experience in Microsoft Azure Services like PaaS, and IaaS and worked on Azure PaaS storages like Blob (Page and Block), and SQL Azure. Well-experienced in deployment & configuration management and Virtualization. Used Google Cloud Platform (GCP) Services Like Compute Engine, Cloud Functions, Cloud DNS, Cloud Storage and Cloud Deployment Manager, and SaaS, PaaS, and IaaS concepts of Cloud computing architecture and Implementation using GCP. Experience in Google Cloud components, Google container builders, and GCP client libraries and cloud SDKs Used GCP HTTP(S) load balancing with Google Cloud Storage buckets and added a Cloud Storage bucket to your load balancer. To achieve the Continuous Delivery goal in a highly scalable environment, use Docker coupled with the load-balancing tool Nginx. Provisioned the highly available EC2 Instances using Terraform and cloud formation and wrote new python scripts to support new functionality in Terraform. Used Ansible playbooks to set up the Continuous Delivery (CD) pipeline which primarily consists of Jenkins to run packages and its supporting software components which are from the Maven build tool. Worked with Ansible and Ansible Tower as Configuration management (CM) tool, to automate repetitive tasks, and quickly deploy critical applications. Experience with monitoring tools like NAGIOS, Cloud Watch, and SPLUNK. Implemented, maintained, and supported reliable, timely, and reproducible builds for project teams. Experience with Bug tracking tools like JIRA, Bugzilla, and Remedy. Worked under the agile operation process in the DevOps team (Build & Release automation, unit test automation, and Code review, Service, Incident, and Change Management Environment) to deliver an end-to-end continuous integration/continuous delivery product in an open source environment using various tools. Managed different infrastructure resources like physical machines, VMs, and even Docker containers using Terraform. Experience with Terraform to build infrastructure as a code. Used Agile practices (iterative development & sprints) for various user stories during the project execution. Develop an understanding of TCP/IP Networking concepts, Routing and Firewalls. Install and maintain all versions, and verify updates of Antivirus, Firewalls, and VPNs. Experience in System Administration System Builds, Server builds, Installs, Upgrades, Patches, Migration, Troubleshooting, Security, Backup, Disaster Recovery, Performance Monitoring, and Fine-tuning on UNIX Red Hat Linux Systems. Good written and verbal communication skills, the experience in working with large teams and multi-site development models.