SUMMARY

• Over 8 years of professional experience in the areas of Cloud Computing, System Administration, Data Center Operations, Software Configuration Management, Build and Release Management and Linux Administration.
• Experience in working with AWS Cloud administration which includes services like EC2, VPC, ELB, S3, EBS, Elastic Beanstalk, AMI, SNS, RDS, DynamoDB, IAM, Route 53, Auto scaling, Lambda, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation and Security Groups.
• Extensively worked with AWS for deploying EC2 instances consisting of various flavors like Ubuntu server, Amazon Linux AMI, SUSE Linux, Red Hat Linux Enterprise, Microsoft Windows Server.
• Hands - on experience on creating multiple AWS instances, Elastic Load Balancer and Auto scaling to design cost effective, fault tolerant and highly available systems.
• Experienced in configuring Cloud platform such as Virtual Networks, VMs, Azure AD, Azure Cosmos DB, ARM templates, Load Balancers, Azure SQL, Azure Active Directory, etc.
• Good knowledge in ARM templates, automated ARM resource creations using ARM templates.
• Proficiency in OpenStack services such as Horizon, Keystone, Nova, Neutron, Glance, Cinder, Ceilometer and Swift.
• Ability to work with version control tools like GIT, Team Foundation Server (TFS), Bitbucket and SVN for branching and maintaining the version across the environments.
• Good knowledge on Linux/Unix, Windows System Administration and applying various DevOps techniques in mixed environments of Linux (Ubuntu, Red Hat, CentOS) and Windows servers.
• Strong knowledge in various strategies of Continuous Integration and Continuous Delivery (CI/CD) in the Software Development Lifecycle(SDLC).
• Experience in Virtualization technologies like VMWare, Vagrant and worked with containerizing applications like Docker, Kubernetes.
• Experience with container-based deployments using Docker, working with Docker images, Docker Hub, Docker Compose, Docker-registries and Kubernetes.
• Extensive experience in creating various deployment strategies using Jenkins/Hudson for Continuous Integration and Continuous Delivery with remote execution providing zero downtime as well as shortening automated deployments.
• Highly experienced in working with tools like Jenkins, Hudson, TeamCity and Bamboo for Continuous integration and end to end automation for all build and deployments.
• Strong use of scripting languages like Shell, Bash, Python, Ruby, PERL and PHP.
• Process Automation expertise using scripting tools like batch, PowerShell.
• PowerShell setup and configure pull server, creating custom resources, working with various system modules and configuration.
• Extensive experience with Build automation tools like ANT, MAVEN and Gradle to build deployable artifacts (jar, war & ear) from source code.
• Deployed micro services, including provisioning AWS environments using Ansible Playbooks and provisioned load balancer, auto-scaling group and launch configuration for micro services using Ansible.
• Experience with setting up Chef Infra, Boot strapping nodes, creating and uploading recipes, node convergence in Chef SCM.
• Highly experienced in working with configuration management tool like Puppet that included the installation and configuration of the Puppet master, agent nodes and an admin control workstation.
• Experience in administering and maintaining Atlassian products like Bitbucket, Bamboo, Confluence, JIRA, Trello, Fisheye.
• Hands-on experience in deploying developed code in Apache Tomcat, JBOSS, Nginx, WebSphere Application Server(WAS), WebLogic.
• Expertise in configuring the monitoring and alerting tools according to the requirement like AWS CloudWatch, CloudTrail, Dynatrace, Nagios, Splunk Enterprise, Kibana, SNMP monitoring for the VPN connections.
• Deep understanding of the principles and best practices of Scrum, Agile, Kanban, Waterfall methodologies and Software Configuration Management(SCM).
• Highly Experience on working with bug tracking tool like Jira, Bugzilla, ClearQuest.

TECHNICAL SKILLS

• Cloud Platform: AWS, Microsoft Azure and OpenStack.
• Operating Systems: Windows, Unix/Linux, Ubuntu, Red Hat, CentOS, SUSE, Debian and Macintosh.
• Integration Tools: Jenkins, Hudson, Bamboo and TeamCity.
• Configuration Management: Ansible, Chef, Puppet and SaltStack.
• Build & integration Tools: MAVEN, ANT, Gradle.
• Virtualization: VMware, Hyper - V, Vagrant, vCenter and vSphere.
• Languages/Scripts: Python, Shell, Bash, Ruby, YAML, PHP and Perl.
• Containerization: Docker, Kubernetes, Docker swarm, OpenShift, Mesos.
• Version Control Tools: GIT, GIT HUB, TFS, Subversion(SVN), Bit Bucket.
• Database Languages: SQL, PL/SQL, PostgreSQL, NOSQL.
• Database: Oracle DB2, MYSQL, MongoDB 7 SQL server.
• Web Servers: Apache Tomcat, JBOSS, Web Sphere.
• SDLC: Agile, SCRUM, Kanban, Waterfall model.
• Web Technologies: HTML, CSS, JavaScript, jQuery, Bootstrap, XML, JSON.
• Monitoring Tools: Splunk, Nagios, ELK, Kibana, New Relic.

PROFESSIONAL EXPERIENCE

Confidential, Columbus, OH

AWS & DevOps Engineer

Responsibilities:

• Creating, configuring and deploying instances on AWS environment, also handling CloudWatch, Elastic Search and managing security groups on AWS.
• Provide highly durable and available data by using S3 data store, versioning, lifecycle policies, and create Amis for mission critical production servers for backup and maintained the user accounts IAM, RDS, Route 53, VPC, RDB, Dynamo DB, SES, SQS and SNS services in AWS cloud.
• Build and configure a virtual data center in the Amazon Web Services cloud to support Enterprise Data Warehouse hosting including Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer.
• Used Terraform to set up the AWS infrastructures such as launching the EC2 instances, S3 buckets objects, VPC, Subnets, etc.
• Designed AWS Cloud Formation templates to create custom sized VPC, Subnets, NAT to ensure successful deployment of Web applications and database templates.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins, GitHub and AWS AMI’s, whenever a new GitHub branch gets started, Jenkins, our Continuous Integration server, automatically attempts to build a new Docker container from it.
• Worked on creation and managing IT infrastructure and application stack using AWS Cloud Formation and writing the template file using JSON.
• Creating CloudWatch alerts for instances and using them in Auto scaling launch configurations.
• Developed Shell/Python and PowerShell scripts for automated deployments on Windows environments.
• Worked on installing of Docker using Docker toolbox and worked on creation of Docker containers and Docker consoles for managing the application life cycle.
• Installed packages on remote Agent less nodes through Ansible playbooks with Ansible roles.
• Wrote Ansible playbooks to launch AWS instances and used Ansible to manage web applications, configuration files, used mount points, packages and Worked on playbooks for Ansible in YAML.
• Written Chef Cookbooks for installing Tomcat, JBoss, WebSphere and WebLogic for configuring load balancers and fail over.
• Configured ELK stack in conjunction with AWS and using Logstash to output data to AWS S3.
• Created and maintained Python scripts for automating build and deployment process and creating web based Application by using Django Framework.
• Deployed applications on multiple web servers, maintained Load balancing, high availability by using Azure platform.
• Configured Azure Virtual Networks, Subnets, Azure network settings, DHCP address blocks, DNS settings, security policies and routing.
• Design, install, administer, and optimize hybrid cloud components to ensure business continuity.
• Utilize Nagios based Open Source monitoring tools to monitor Linux Cluster nodes configured using Red Hat Cluster Suite.
• Designed and implemented internal Linux infrastructure, perform software installation, patches/upgrades, troubleshooting and maintenance of Windows and Linux operating systems.
• Used Kubernetes to provide a platform for automating deployment, scaling, and operations of application containers across clusters of hosts.
• Familiarity with Kubernetes, Docker Swarm. Worked on creation of custom Docker container images, tagging and pushing the images.
• Created scripts in Python which integrated with Amazon API to control instance operation.
• Assisted with review, documentation and recommendations for system acquisitions, planning and selection of operating systems software and hardware.

Environment: AWS (EC2, S3, RDS, EBS, and Elastic Load Balancer, Auto scaling groups and optimized volumes, EC2 instances), VPC, subnets, NAT, EC2 instances, ELB, Security Groups. VMware, Jenkins, Docker, Docker containers, kubernetes, Terraform, Ansible, YAML scripting, Ruby Scripts, Python Scripts, Perl Scripts, Shell Scripts, GIT, TeamCity, JIRA, RPM/YUM, Apache and MySQL database. JBoss, Apache, WebLogic, Tomcat and WebSphere, Nginx, NetApp storage LUNs to the Red Hat Linux servers.

Confidential, St. Louis, MO

DevOps Engineer

Responsibilities:

• Configuring, automation and maintaining CI/CD tools Bitbucket, Bamboo, ANT, Maven, Docker-registry/daemon, Nexus and JIRA for Multi-Environment with high degrees of standardization for both infrastructure and application stack automation in AZURE cloud platform.
• Installed and Implemented Ansible configuration management system. Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Established connection from Azure to On-premise datacenter using Azure ExpressRoute for Single and Multisubscription connectivity.
• Deployed Azure IaaS virtual machines (VMs) and Cloud services (PaaS role instances) into secure VNets and subnets.
• Deployed applications on multiple web servers, maintained Load balancing, high availability by using Azure platform.
• Designed and implemented Azure Cloud Infrastructure using ARM templates, runbooks, automation and provisioning process.
• Written Cloud Formation Templates (CFT) in JSON and YAML format to build the AWS services with the paradigm of Infrastructure as a Code.
• DevOps role converting existing AWS infrastructure to Server-less architecture (AWS Lambda, Kinesis) deployed via terraform.
• Created automation and deployment templates for relational and NoSQL databases including PostgreSQL, MySQL, Cassandra and MongoDB in AWS.
• Debugging Chef Recipes and their execution trying to pull logs into Splunk and monitor deployments.
• Automated the cloud deployment using Chef, Python and ARM templates.
• Build & automate infrastructure deployments in Azure cloud using PowerShell.
• Implemented and maintained Ansible Configuration management spanning several environments in Vagrant and the AWS cloud.
• Created Chef Cookbooks and wrote recipes in Ruby Script to install and configured Infrastructure across environments and automated the process using Python Script.
• Involved in Setting up Chef Workstation, boot strapping various enterprise nodes, setting up keys.
• Played a key role in converting 300+ existing Jenkins jobs into the new pipeline process.
• Prepared document on process of migrating Bamboo jobs from development environment to production server.
• Created private cloud using Kubernetes that supports DEV, TEST, and PROD environments.
• Developed Shell/Python and PowerShell scripts for automated deployments on Windows environments.
• Implemented several Tomcat Instances by using the Docker engine for running several Containerized App Servers.
• Installed and configured Confluence as the enterprise wiki to document development and change management procedures.
• Integration with Splunk for API traffic monitoring and health checks.

Environment: Red hat Linux, Bitbucket, AWS, AZURE, ARM, Chef, puppet, Docker, Ansible, Jenkins, Bamboo, Confluence, Kickstart, Jumpstart, Terraform, Kubernetes, ANT, Maven, Ruby, Shell, Python, WebLogic Server, Load Balancers, WLST, Apache Tomcat, Virtualization, Configured plug-ins for Apache HTTP server 2.4, Nginx, JDK, XML, Nagios, Splunk.

Confidential, Houston, TX

DevOps Engineer

Responsibilities:

• Installed, Configured, Managed Puppet Master/Agent. Wrote custom Modules and Manifests, downloaded pre-written modules from puppet-forge. Upgradation or Migration of Puppet Community and Enterprise.
• Implement, maintain and support reliable, timely and reproducible builds for project teams. Written modules to install and configure Apache, Tomcat.
• Analyze and resolve conflicts related to merging of source code for SVN.
• Maintained and administered GIT source code tool. Created Branches, Labels and performed Merges in Stash and GIT.
• Design roles and groups for users and resources using AWS Identity Access Management (IAM).
• Automating existing manual deployments using Jenkins, Hudson and Build Forge Helped to design and deploy a VMWare based private cloud.
• Worked on SDN to achieve Simplify Provisioning Optimize performance, Granular policy management.
• Creating and maintaining various DevOps related tools for the team such as provision scripts, Deployment tools and staged virtual environment.
• Responsible for managing Jenkins jobs and reports, identifying failures and fixing issues.
• Configuring and implemented OpenStack Nova to provision virtual machines on KVM for compute. Designed and implemented OpenStack Keystone to provide unified authentication between OpenStack Nova, Swift and Glance APIs using IDM solution and hybrid drivers.
• Designed and implemented the OpenStack Neutron API with the SDN controller application to create a virtual network overlay on the Cisco Nexus 5000, 7000 and 9000 switches.
• Provide SME in all areas of Cloud (IaaS, PaaS, and SaaS) to existing and perspective clients on multiple cloud platforms, vSphere/Cloud Stack/AWS and various PaaS platforms.
• Created and maintained network users, user environment, directories, and security. Provided support for building server, deployment, user administration tasks, patching, software installation, performance tuning and troubleshooting and KVM.
• Installed and configured ISCSI Utility on Ubuntu 12.04 and 14.04/Centos 6.4 server for Network Attached Storage. Setup a domain and Active directory on Windows 2008 server
• Configure Apache web server on Solaris, install and configure samba server for quick publishing using third-party web page maker.
• Implemented Virtualization using VMware, Hyper-V.
• Performed maintenance activities in a large environment composed of a mix of different UNIX/Linux, platforms and configurations. Troubleshooting hardware, software and network related problems.
• Installed, deployed Red Hat Enterprise Linux, CentOS and installation of packages and patches for Red Hat Linux Servers.
• Built a data warehousing system to load raw application log files into a MySQL database for our analytics team for in depth analysis. Developed a suite of business intelligence reports that ran on a nightly basis to feed information to management.

Environment: AWS (EC2, S3, RDS, EBS, and Elastic Load Balancer, Auto scaling groups and optimized volumes, EC2 instances), VPC, subnets, NAT, EC2 instances, ELB, Security Groups. VMware, vSphere, Jenkins, Docker, UNIX / LINUX, Maven, ANT, Ruby Scripts, Python Scripts, Perl Scripts, Shell Scripts, GIT, TeamCity, JIRA, RPM/YUM, Apache and MySQL database. JBoss, Apache, WebLogic, Tomcat and WebSphere.