* Provisioned AWS services using AWS CLI/API, defining EC2, S3, VPCs subnets, Auto-Scaling Policies/ Security Groups and Routs 53 ensure high availability and redundancy of critical resources. * Managed GitHub repositories and permissions including branching and tagging.* Developed automation and deployment utilities using Bash, PowerShell.* Maintained fully automated CI/CD pipelines for code deployment using Jenkins.* Wrote Modules in Terraform to trigger highly available EC2 Instances on AWS Cloud Platform. * Migrated few Cloud formation templates to Terraform by using various AWS modules and Secured the Terraform state file in S3 buckets. * Created and updated AWS AMI images.* Deployed application which is containerized using Docker onto a Kubernetes cluster which is managed by Amazon Elastic Container Service for Kubernetes (EKS).* Developed Kubernetes Pod definitions, Deployments and used Helm Charts to version control complete deployment strategies.* Experience in Deploying and monitoring Microservices on various platforms like AWS ECS, Kubernetes, Open Shift.* Developed OpenStack infrastructure with automation and configuration management tools such as Ansible, for custom-built cloud hosted applications.* Managed Ansible Playbooks with Ansible roles. Used file module in Ansible playbook to copy and remove files on remote systems. Created inventory in Ansible for automating the continuous deployment and written playbooks using YAML scripting.* Customized configuration settings of Maven Tool Kit to build EAR and WAR files and further developed and integrated Ansible Playbooks to pull the Artifacts stored in Nexus to continuously deploy the archives on to Apache Tomcat Web Server, IIS Servers, and WebSphere Application Servers.

* Strong hands-on experience in system administration, hardware configuration, software installation.* Developed automation and deployment utilities using Bash, PowerShell.* Lead the cloud infrastructure maintenance effort using a combination of Jenkins, Chef and Terraform for automating CI CD pipeline in AWS. * Implemented & maintained the branching and build/release strategies utilizing GIT.* Launched AWS lambda to execute code whenever required i.e., few times a day to thousands of times per second.* Created various Groups, Policies, Roles and IAM Users and assigned them to concerned departments.* Launched various EC2 Instances, RDS Instances and VPC's needed, according to the Infrastructure in the Cloud Formation Template.* Worked on setting up Splunk to capture and analyze data from various layers such as Load Balancers, Web servers and application servers. * Prepared, arranged, and tested Splunk search strings and operational strings. Created and configured management reports and dashboards.* Successfully installed and configured NAGIOS monitoring system to monitor the production server environment. * Created Jenkins pipelines involving several Downstream/Upstream job configurations based on dependencies from other applications & based on Release methodologies. * Developed deployment scripts on a lifecycle automation platform for the orchestration, integration and automation of Configuration promotions and software releases.* Managed all the bugs and changes into a production environment using JIRA tracking tool.* Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation from Dev to staging to Production systems using Jenkins, GIT automation tool.* Developed automation scripting in Python (core) using Puppet to deploy and manage Java applications across Linux servers.

* Worked on AWS cloud services like EC2, S3, RDS, ELB, and EBS for installing, configuring and auto scaling. * Configuring and Networking of Virtual Private Cloud (VPC), Written Cloud Formation templates and deployed AWS resources using it. * Created local repository to connect Linux server to RHEL site for downloading packages and patches. * Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT and Chef.* Worked on AWS IAM to grant fine grained access to AWS resources through configuration of roles, policies and web identity federation. Configured S3 versioning and life-cycle policies to backup files.* Implemented container-based deployments using Docker images, Docker HUB and Docker registries.* Worked on creation of Docker containers and Docker consoles for managing the application life cycle.* Creating Ansible Playbooks for virtual migration process from VMWare to KVM/OpenStack nodes.* Worked on Kubernetes to provide platform as service on private and public cloud in VMware Cloud.* Worked on Deployment Automation of all microservices to pull image from private Docker registry and deploy to Kubernetes Cluster.

* Implemented automated build and deployment process for applications and re-engineering set up for better user experience and leading up to building a continuous integration system.* Extensively worked on vMotion, Storage vMotion, VMware Mirage and Patch management and upgrades using VMware update manager. Administration and management of Virtual infrastructure environment - monitor, analyze, identify and troubleshoot issues, upgrade of Virtual infrastructure products - VMware vSphere suite including VMware vCenter Server, VMware ESX/ESXi (6.0/6.5) clusters, Virtual machines and templates, Citrix virtual desktop support.* Worked on Mirrors and RAID 0, 1 and 5 levels on RedHat and Solaris servers.* Integrated AWS Dynamo DB using AWS Lambda to store the values the items and backup the Dynamo DB streams.* Involved in designing and deploying multitude applications utilizing almost all the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high-availability, fault tolerance, and auto-scaling in AWS Cloud Formation.* Managed Puppet classes, resources, packages, nodes, and other common tasks using Puppet console dashboard and live management.* Used MongoDB in conjunction with the AWS S3 for storing the metadata information on MongoDB collections.* Configured Jenkins as a CI engine to build and promote applications to QA, UAT and Staging to Linux environments.* Develop CI/CD system with Jenkins on Kubernetes container environment, utilizing Kubernetes and Docker for the runtime environment for the CI/CD system to build and test and deploy.* Using Git for source code version control and integrated with Jenkins for CI/CD pipeline, code quality tracking and user management with build tools Maven.

* Installed and administration of windows and Linux (Centos, Ubuntu, and Red Hat) servers.* Installed and configured LAMP server on Red Hat 5/6, OEL5/6 and Centos.* Performed P2V migrations of physical Red Hat 5/6 servers to VMware environment using VMware Converter.* Performed automated installations of Operating Systems CentOS 6/7, Red Hat 5/6 PXE using Kickstart for Linux and Jumpstart for Solaris.* Configured SSH password less login using SSH Keygen.* Monitored System Activities like CPU, Memory, Disk Full, Host down, Printing issue and Swap space usage to avoid any performance issues using Nagios.* Detecting System Failure, Resource Failure, and hardware failure on Linux (CentOS, Red Hat) platforms* Performed all necessary day-to-day GIT support for different projects.* Migrated VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, ELB, EBS Etc. * Created and implemented chef cookbooks for deployment. And used Chef Recipes to create a Deployment directly into Amazon EC2 instances.

* Responsible for Installation and administrated of Windows and Linux (Centos, Ubuntu, and Red hat) servers.* Administration of Sun Servers running and Dell, HP Servers running SUSE, Red hat EL 3, 4.x, 5, 6 HP-UX, CentOS which included jumpstarting, performing live upgrades of Solaris operating systems and Kickstarting Red Hat EL 3, 4.x, 5.* Implemented and administered VMware ESX for running the Windows, Centos, SUSE and RedHat Linux Servers on development and test servers.* Performed volume management using VERITAS Foundation Suite, SVM and LVM and the creation of xfs and ext2, ext3, ext4 file systems.* Responsible for Installation and support of various applications and Databases including, MySQL and Sybase along with Web Logic, JBoss, Sun Java System Web Server, Tomcat.* Involved in working with QA team in Load and Integration testing of J2EE applications on JBoss Application Servers.* Provisioning of LUNs from SAN based on McData Switches and Hitachi Based Storage and Patch management using native commands on Linux and following the chance control procedures.* Performance tuning and troubleshooting of the applications arising out of the ticketing systems in Remedy.* Configuration and support of VERITAS Cluster Server for various agents including SAP, Oracle, DNS.* Experience in Performance Monitoring of CPU, Memory, Disks, Network using various monitoring tools like Nagios.* Extensive experience in deploying application Services on UNIX, Windows Hosts and Experience in Shell scripting (ksh, bash) to automate system administration jobs.* Backup and restore of file systems using VERITAS NetBackup.