Krishna D Email & Phone Number

• Designed and configured Azure Virtual Networks (VNets), subnets, Azure network settings, DHCP address blocks, DNS settings, and Security policies & configured BGP routes to enable ExpressRoute connections between on-premises data centers & Azure cloud.• Led implementation of Azure Active Directory for single sign-on access to thousands of cloud SaaS applications like Office 365, Dropbox. Also configured Azure Role-based Access Control (RBAC) to segregate duties within our team and grant only the amount of access to users that they need to perform their jobs.• Created and deployed VMs on the Microsoft cloud service Azure, created and managed the virtual networks to connect all the servers and designed ARM templates for Azure platform.• Written Terraform scripts to automate AWS services which include ELB, Cloud Front distribution, RDS, EC2, database security groups, Route 53, VPC, Subnets, Security Groups, and S3 Bucket and converted existing AWS infrastructure to AWS Lambda deployed via Terraform and AWS Cloud Formation.• Configured Amazon S3, Elastic Load Balancing, IAM and Security Groups in Public and Private Subnets in VPC, created storage cached and storage volume gateways to store data and other services in the AWS.• Configuring the Docker containers and creating Docker files for different environments.• Worked with container-based deployments using Docker, working with Docker images, Docker Hub and Docker-registries and Kubernetes.• Creating clusters using Kubernetes and working on creating many pods, replication controllers, deployments, labels, health checks and ingress by writing YAML files.• Used Jenkins and pipelines to drive all microservices builds out to the Docker-registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes.

• Involved with Setup and maintenance of Enterprise infrastructure in Google Cloud Platform using CI/CD tools like GitHub, Ansible, Jenkins and Terraform.• Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker, on Google Cloud Platform and Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build & deploy and worked on Azure Web Application, Azure Blob storages.• Configured applications that run Multi-container Docker applications and wrote the required configmaps, secret files and manifest of Kubernetes to manage containerized applications using its nodes, selector, Services, and deployed application containers as Pods.• Worked on Google cloud platform (GCP) services like compute engine, cloud load balancing, cloud storage, cloud SQL, stack driver monitoring and cloud deployment manager.• Setup Google cloud platform Firewall rules to allow or deny traffic to and from the VM's instances based on specified configuration and used GCP cloud CDN (content delivery network) to deliver content from GCP cache locations drastically improving user experience and latency.• Worked on GKE Topology Diagram including masters, slave, RBAC, helm, kubectl, ingress controllers GKE Diagram including masters, slave, RBAC, helm, kubectl, ingress controllers• Created projects, VPC's, Subnetwork's, GKE Clusters for environments QA3, QA9 and prod using Terraform Created projects, VPC's, Subnetwork's, GKE Clusters for environments.• Implemented Docker automation solution for CI/CD model. Worked on CI workflow using Virtual Environments like Docker and kubernetes to build various containers to deploy the micro services- oriented environments for scalable applications.• Wrote configuration files and deployed the helm chart to export the logs & metrics of applications to splunk and Grafana. Created the dash boards to Visualize the resources and data of the services.

• Extensively worked on infrastructure development and operations by involving in designing and deploying using AWS services like AWS EC2 Instance, Route53, DNS, ELB, EBS, AMI, IAM, VPC, S3, Elastic Beanstalk, CloudFront, Cloud Formation templates, CloudWatch, VPN monitoring and In-depth understanding of the principles and best practices of Software Configuration Management (SCM) processes, which include compiling, packaging, deploying and Application configurations.• Involved in AWS provisioning and AWS administrations like IAM, Elastic Container Service (Docker Containers), S3, CloudFront, RDS, VPC, Route53, CloudWatch, CloudTrail.• Constant activity for creating and maintaining highly scalable and fault tolerant AWS environments spanning across availability zones using Terraform and Cloud Formation Templates.• Created, tested and deployed an end-to-end CI/CD pipeline for various applications using Jenkins as the main Integration server for Dev, QA, Staging and Prod environments.• Highly skilled in deployment, data security and troubleshooting of the applications using AWS services and DevOps practices.• Installed and configured Splunk to monitor applications deployed on the application server, by analyzing the application and server log files. Worked on setup of various dashboards, reports and alerts in Splunk.• Skillful in Branching, Merging, Tagging and maintaining the version across the environments using SCM tools like GIT.• Working on GitHub repository management.• Responsible for management and uptime of Jenkins CI/CD platform.• Partnered with Business teams, Product Scrum Teams, and Engineering teams to understand changes (functionaland non-functional changes) and impacts to the production environment.• Responsible for architecting, designing, implementing and supporting DevOps and AWS cloud-based infrastructure and its solutions.

Malvern, Pennsylvania, United States

• As a DevOps Release Engineer, I predominantly worked and coordinated on deployment, testing, and implementation of the release process and on defining the various procedures to guarantee smooth and timely delivery of software products or updates into the non-production environments and their promotion and deployment to the production environment.• Controlled, managed and trained the offshore teams on the release management process and created various reports and processes, to achieve their targets and deliverables.• Identify new tools/technologies that will make the release and SCM process more efficient, repeatable, reliable and cost effective, managing all aspects of software configuration management process including code compilation,packaging/release methodology, and application configurations.• Documented the entire build and release engineering process and provided on-call support. • Built end to end CI/CD Pipelines in Jenkins to retrieve code, compile applications, perform tests and push build artifacts to Nexus using Nexus artifactory plugin.• Extensively worked on Jenkins for continuous integration and for End-to-End automation for all build and deployments.• Provisioning Jenkins environment for continuous integration (CI) by easing build and testing tasks for developers.• Configured security and system in Jenkins. Added multiple nodes to Jenkins and configured SSH for continuous deployments.• Configured SSH, SMTP, Build Tools, and Source Control repositories in Jenkins. Installed multiple plugins to Jenkins. Configured Proxy to get auto updates.• Managed Nexus repository for the current project created a new repository and provisioned it. Coordinate with QA to integrate test data management processes and test suites into the build environment.• Used Sumologic, AWS Cloud watch and New relic as a monitoring tool to identify and resolve infrastructure problems before they affect critical processes.

Atlanta, Georgia, United States

• Involved in troubleshooting of Red Hat Linux server issues and hardware issues and replacements.• Installed/Configured/Managed Puppet Master/Agent.• Involved in Business requirements gathering and preparing Design documents for the services. • Worked extensively in managing Source control systems SVN. • Participated in the release cycle of the product which involves environments like Development, QA, UAT and Production. • Planning to move from VCLOUD to GCP • Worked closely with DEV and QA team • User creations and SUDO permissions were allocated for the users. maintaining current build systems, developed build scripts, and maintained the source control system. • Working with LDAP, Active Directory, DNS and VLAN technologies. • Used Perforce, Version Manager, SVN version control systems to manage different builds for the system. • Automated the process of deployment to Apache Tomcat Application Servers by developing Scripts. • Coding, Unit Testing, UI Design and Bug Fixing. • Maintaining deployment scripts. Used to update the websites on various development, testing, staging, and production infrastructure. • Migrated applications to the PKS, GCP cloud. • Scripting in multiple languages on UNIX, LINUX and Windows - Batch, Shell script etc.• Worked on Visual Studio, SVN, TFS and Git for code development and work item management. • Maintain and create a variety of scripts to support CI process