SUMMARY:

• Proficiently skilled with over 6+ Years of Infrastructure Administration in LINUX (RHEL/CENTOS 5/6/7, Ubuntu),Solaris, Windows Server2008 R2/2012 R2, Amazon Web Services and Tools that are used for Automation of Configuration Management in a CI/CD (Continuous Integration & Deployment/Delivery) Pipeline under DevOps Culture.
• Good understanding of the principles and best practices of Software Configuration Management (SCM) in Agile, Scrum, and Waterfall methodologies.
• Worked on AWS Cloud Administration which includes services like: EC2, S3, EBS, VPC, ELB, AMI, SNS, RDS, IAM, Route 53, Auto scaling, Cloud Front, Cloud Watch, Cloud Security,Cloud Trail,Cloud Formation, OPS Work, Security Groups.
• Creating AWS VPCnetwork with in regions and Availability Zones to have both private and public networks of web applications that are deployed on EC2 and managed by ECS, AWS be to run servers, trigger and to run code by S3 and SNS.
• Have good command in Linux, Solaris and UNIX administration. Worked on Linux versions like RHEL 6/ 6.5 / 7, Centos 6.x / 7, Debian, Ubuntu.
• Worked with VMware ESXi 5.1/5.5/6.0,6.5 vCenter Server, Host Clustering with HA, DRS, Replication Manager 5.x/6.0, Site Recovery Manager, VMotion, Managing SAN Data stores with, iSCSI, NFS and FC and migrating HP - Unix servers to virtual Linux which included creation Hypervisor, HP Data protector, file system creation and mount point creation.
• Experience in branching, tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), CVS, GIT, GITHUBand on UNIX andAWS environment.
• Experience in Linux Administration (Installation, Configuration and Upgrades of Linux Red Hat and Oracle) ImplementingSoftware Configuration Management processes on projects including setting up and supporting our Continuous Integration.
• Extensively worked with version control tools like TFS, CVS, SVN, GIT, GITHUB, Perforce and expertise in DevOps using tools like Jenkins, Maven, Ant, Chef, Bamboo, Gradle, Serena Products, Docker, Build Forge, TOMCAT, JBoss and Linux etc.
• Automated development environment provisioning using Vagrant and Chef. Wrote Chefcookbooks to automate the creation of ephemeral nodes installed with standard toolsets Java, Tomcat/Jetty, Apache, as well as install platform HTTP services.
• Expertise in working on configuration management tools like Chef, ansible and Puppet. Configured chef to provide a way to transform infrastructure into code to automate the processes.
• Implemented Infrastructure automation through Ansible for auto provisioning, code deployments, software installation and configuration updates and writing playbooks for Ansible using YAML scripts and deploying applications.
• Worked on Ansible and Terraform for creating subnets, security groups, route tables, ACL's for VPC creation,Route 53 and DNS creation for servers in instances.
• Used Bash and Python, included Boto3 to supplement automation provided by Ansible and Terraform for tasks such as encrypting EBS volumes backing AMIs and scheduling Lambda functions for routine AWS tasks.
• Experience with Kubernetes to manage the containerized applications, creating and deploying application containers. Automation of Kubernetes clusters on VM and Docker container orchestration using Ansible and Fleet.
• Experienced in Configuring Servers to provide Networking Services, including HTTP/HTTPS, FTP, NFS, SMTP, SSH, and LDAP.
• Implementing and administration Active Directory services, replication, Trust Relationship and enforcing Domain Wide Group Policies. Enforced Checkpoint Solution security for all desktops and laptops policies.
• Worked on several Docker components like Docker Engine, Docker-Hub, Docker-Compose, Docker Registry and Docker Swarm andCreated images stored in the Docker container and uploaded to Docker hub.
• Configuring Hudson for developers to bounce the application container, to get the application, container, and access logs by using ANT scripts.
• Installed, Configured, Monitoring Tools such as Splunk, ELK, Nagios and iCinga for Resource Monitoring/Network Monitoring/Log Trace Monitoring and Nagios for monitoring the network bandwidth and the hard drives status.
• Monitoring System/Application Logs of server using ELK and Apache Frame to detect Prod issues, authoring pom.xml files, perform releases with MAVEN and ANTplugins, manage artifacts (jar, war & ear) from source code in NEXUS repository.

TECHNICAL SKILLS:

Operating Systems: RHEL/CentOS 5.x/6.x/7, Ubuntu/Debian/Fedora, Sun Solaris 7/8/9/10, Windows Server 2003/2008/2012

Build/Automation Tools: Puppet, Chef, Ant, Maven, Gradle,Jenkins, Hudson & Bamboo

Languages: Shell, Bash, Perl, Ruby and Python scripting

Databases: MySQL, Oracle, MongoDB, Cassandra, PostgreSQL, SQL Server

Web/App Server: Apache, IIS, HIS, Tomcat, WebSphere Application Server, JBOSS

Bug Tracking Tools: JIRA, Fisheye, Rally, Remedy and IBM Clear Quest, Bugzilla, and HP Quality Center.

Version Control Tools: Subversion, GIT, Tortoise SVN, Visual SVN

Web Technologies/Programming: JSP, XML, HTML, C, C++, Ruby, Perl scripting, Python, shell scripting, JAVA, JAVASCRIPT.

Cloud Technologies: AWS, Azure,GCP, Open Shift

PROFESSIONAL EXPERIENCE:

Confidential - Decatur, IL

Cloud Engineer / Build and Release Engineer

Responsibilities:

• Proficient in using AWS tools like EC2, EBS, IAM, S3, ELB, RDS, VPC,VPN, ROUTE53, CLOUD FORMATION using both Console and AWSCLI, LAMBDA, CLOUD TRIAL, CLOUD WATCH, DYNAMO DB, RDS, EMR. Used cloud front to deliver content from AWS edge locations to users, allowing for further reduction of load on front-end users.
• Worked on cloud formation templates to create EC2 instances and by leveraging security and management features, ECS containers to run, stop and manage docker containers on a cluster, S3 for object storage,VPC to create the private and public subnets, IAM roles for securely accessing the AWS resources. Automated the cloud deployments of services using Python boto and fabric along with AWS Cloud Formation Templates.
• Used load balancer and autoscaling for balancing the traffic between the servers and making sure to provide high availability servers to the applications in AWS.
• Configured AWS Cloud Formation to construct a stack constituting of AWS RDS instance and Parameter group and solving complex problems specific to AWS RDS and AWS Cloud formation, Security Groups, Autoscaling Groups.
• Worked in DevOps group running Jenkins in a Docker container with EC2 slaves in Amazon AWS cloud configuration. Also gain familiarity with surrounding technologies such as Mesos (Mesosphere) and Kubernetes.
• Expertise in working on configuration management tools like chef, ansible and puppet. Configured chef to provide a way to transform infrastructure into code to automate the processes.
• Having hands on experience on setting up chef workstation, bootstrapped nodes, wrote cookbooks, recipes and later uploaded them into chef server as well as AWS for EC2/S3/Route53and ELB with chef cook books and configured Opsworks for chef automate to manage EC2 instances with Auto Scaling.
• Configured on Chef Infrastructure configurations and JSON and YAML templates to set up new TEST/QA cloud environments and worked on Ansible playbooks in related projects.
• Extensively used Ruby scripting on Chef Automation for creating cookbooks comprising all resources, data bags, templates, attributes. Implemented and Enhanced the Existing Scripts which are developed in Shell, Ruby and Python.
• Configured the GitHub setup on ESXI from server side, used webhooks as a connectivity between GitHub and Jenkins whenever code is pushed to git repository webhooks is used for triggering a Jenkins job.
• Hands on experience in migrating Business from an on-premise infrastructure environment to AWS and Responsible for automated installation of ANSIBLE Enterprise 2.7 and configuring ANSIBLE Master and ANSIBLE Agents (both Windows and Linux Environment) in AWS VPC environment.
• Configured Jenkins Pipeline to create Docker Images with latest version of Java based application encapsulated which are deployed on AWS ECS by updating the Task definition using Lambda functions.
• Extensively worked on Amazon Redshift clusters such as launching the cluster with specifying the nodes and performing the data analysis queries by Handling large scale data migration through Redshif Confidential, used Multi Availability Zone.
• Configured Ansible playbooks to provision apache web servers, tomcat servers, Nginx, Apache spark and other web applications, application deployment to move a .war application from drop-in’s directory to apps directory, orchestration of the environment while developing the new websites.
• Developed Restful API's using the Ansible YAML Scripts, python involved in Building a Micro service architecture with spring boot and Docker and implemented CI/CD for all the Micro services through Jenkins and Maven build tool using Deployments through Ansible server.
• Integrated Ansible tower with Jenkins to trigger the workflow by developing templates which install the middleware like Tomcat, WebSphere, WebLogic, deploy the war files from Nexus to various environments.
• Experienced in Jenkins to automate build, testing, packaging and deploying the code to the respective servers and integrated the Jenkins plugins like maven,Gradle, MS build, Junit, Sonarqube, Nexus and integrated email and slack notification plugins.
• Configured custom Jenkins jobs in shell to do database refreshes across environments, adhoc NodeJS builds, and pipeline creation for deployments and worked on master slave Jenkins servers and configuring build executors in Jenkins front.
• Customized Ansible modules for finding facts about AWS CloudWatch alarms and taking actions to pause/unpause those alarms during deployments. Involved in the Installation and configuration of an automation tool Puppet that included the installation and configuration of the Puppet master, agent nodes and admin control workstation
• Built and deployed EAR and WAR files with custom configuration settings using Maven Tool Kit and further deployed the archives into Apache Tomcat Web Server and WebSphere Application Servers.
• Worked on setup of various dashboards, reports and alerts in Splunk, ELK, NAGIOS and other networking monitoring tools like Data dog.
• Experience in writing Splunk Search query and optimizing the query, designing scripts to automate Splunk maintenance and alerting tasks.
• Expertise in implementation and maintenance of Apache HTTPD, SMTP, DHCP, NFS, NIS, NIS+, LDAP, DNS, SAMBA, SQUID, Postfix, send mail, FTP, Remote Access, Security Management & Security trouble shooting skills
• Deploying HADRS Cluster, Managing resources. Migrating virtual machine configuration files and virtual disks from one Data store to another Data store. Migration of servers P2V and V2V by using VMware Converter and Plate Spin.

Confidential, New Jersey

VMware Administrator/ Linux Administrator

Responsibilities:

• Installed/Configured RedHat Linux cluster 5x version & configuring the cluster resources, adding storage to the cluster disks and increasing/ decreasing the file system in RHEL.
• Creating the VM shell and pushing the operating system using the Kickstart server. Creation of Kickstart images for the different version of RedHat Linux Operating system like 5.x & 6.x.
• Worked as Red Hat Linux System administration, OS upgrades, security patching, troubleshooting and ensuring maximum performance and availability.
• Migration of applications from Linux (RedHat & SUSE) to Windows2003/2008 and resolving any dependency issues after live upgrade.
• Experience in supportingWindows Cluster server running 2-4 nodes onWindows 2000,2003 and 2008 supporting applications like web servers, SharePoint and Active Directory environment.
• Implementation ofWindows 2003/2008 domain architecture and Database Upgrade for vCenter and update manager from SQL 2005 to SQL 2008 on 2 vCenter Servers.
• Migration and P2V conversion Experience on many applications like SQL Server, Exchange running on Windows and some applications running on Linux RedHat and SUSE and VMkernel Linux appliances.
• Installed and Configured Nagios and created custom libraries and configurations for alerting System.Worked with UNIX and Linux servers using internal tools such as who, du, df, top, dmesg, free.
• Responsible for setting up and managing hardware upgrades, performance tuning, and resource optimization as required.
• Experience in installing, configuring and monitoring VERITASCluster Server (VCS) and RedHat Cluster Server in HighAvailability Environment.
• Firmware upgrade, managing the servers, collecting Logs, open KVM console for troubleshooting. Performed file system backups and restores using local archiving utilities to include tar, Gzip.
• Create mount points for database administrators for Oracle database install. Hosting and securing web pages using Apache (Httpd) web server and SSL.
• Worked on installing and configuring VMware/ESX Servers for virtualizations. Supported Oracle RAC (Real Application Cluster) Servers running on Linux with GFS and Solaris with SFRAC.Experience on working with VMware VCENTER for VM Builds and VM upgrades.

Confidential, Eagan, MN

Build and Release Engineer/ Automation Engineer

Responsibilities:

• Developed and supported the Red Hat Enterprise Linux based infrastructure in the cloud environment. Worked on installation, configuration and maintenance RedHat, CentOS and SUSE Servers Confidential multiple Data Centers.
• Installed Jenkins/Plugins for GIT Repository, Setup SCM Polling for ImmediateBuild with Maven and Maven Repository (Nexus Artifactory) and Deployed Apps using ruby modules through Puppet as a CI/CD Process.
• Wrote some of the Puppet manifests for deploying, configuring and managing collected for metric collection and monitoring.
• Installed and configured an automated tool Puppet that included the installation and configuration of the Puppet master, agent nodes and an admin control workstation and worked on setting upProduction administration/monitoring/reporting using Puppet and designed and implemented Puppet templates.
• Configured Nagios to monitor EC2 Linux instances with puppet automation and configured Apache webserver in the Linux AWS Cloud environment using Puppet automation.
• Extensive knowledge on writing and deploying modules in puppet and implemented GitLab for version control of puppet modules and process documentation using Confluence.
• Used Jenkins for Continuous Integration and deployment into IIS, NodeJS, WebSphere Application Servers by building using PowerShell, MS Build, ANT, Maven, Fortify, SonarQube.
• Creating, cloning Linux Virtual Machines, templates using VMware vSphere client 5, 5.5 and migrating servers between ESXi hosts, Installation/Activation of F5 Load balancers configure routing logic, creation of new service pools,and members.
• Leveraged VMware Infrastructure Implementation and Consolidation expertise to implement Physical-to-Virtual (P2V) migrations, blade server capacity planning, high availability and failover settings (where applicable) on newly installed blade servers and existing rack-mount servers, training of the existing IT staff on its purpose and proper use and documentation.
• Managed SVN branching and merging for older projects in multiple simultaneous releases. Configured Source Code. Management tools with Bamboo and executed triggers in SVN. Maintained the Source code in GIT and deployed them to DEV, QA, UAT and PROD Environments.
• Configuring and Maintaining of Network File Systems like (N.F.S) and Auto mount in networks. Installing and updating Kernel. Created and modified swap files and added swap space. NTP server and client configuration for synchronization of timing of all the servers with the NTP server.
• Support for Linux/Unix systems administration, operational support and problem resolution for server systems Created shared NFS files system, mounting and un-mounting NFS server, NFS client onremote machine, sharing remote folder, starting &Stopping the NFS services.
• Installed and configured Apache HTTP Server 2.0 and Apache Tomcat 6.0 in various environments. Installed and configured plug-ins for Apache HTTP server and Sun One Web server toproxy the request for WebLogic server.
• Handling troubleshooting issues like Booting, RPM packages, User management and backup. IP bonding for load balancing and fail over, Firewall, SELINUX. Heartbeat clustering for high availability in Apache.

Confidential - Indianapolis, IN

DevOps Engineer/ Cloud Engineer

Responsibilities:

• Migrated VMware VMs from on premise to AWS cloud and migrated applications using AWS services like EC2, S3 Bucket, Route53, ELB, EBS and monitored scalable infrastructure on Amazon web services (AWS) & configuration management.
• Configured Amazon Route53 to manage DNS zones, created various hosted zones, sub domains and assigned public DNS names to elastic load balancers IP's.
• Worked on AWS Cloud watch which monitors Live Traffic, logs, Memory utilization, Disk utilization and various other factors which are important for deployment and configured SNS notifications to mail.
• Created Snapshots and Amazon Machine Images (AMIs) for the instances based on the requirements for backup and clone instances.
• Infrastructure automation coding in languages such as Python, Shell Scripts, bash, AWS Command line interface and AWS SDKs. Thorough exposure in using version control tools SVN, GIT, Clear Case & CVS.
• Configured AWS account with multifactor authentication enabled and least privilege permissions and Leveraged AWS cloud services such as EC2, auto-scaling and VPC to build secure, highly scalable and flexible systems to handleload bursts.
• Created Python scripts to automate AWS services which include web servers, ELB, Cloud front distribution, database, ec2 and database security groups, S3 bucket and application configuration which joins web servers to stacks.
• Developed Azure Platform Development, Deployment Concepts, hosted Cloud Services, platform service and close interface with Windows Azure Multi-Factor Authentications.
• Worked closely with customers on the technical requirements for Cloud for various technologies like VMware, Openstack, CloudForm, Azure, Pivotal Cloud Foundry (PCF), Pivotal HD, Pivotal Green plum DB and Azure HDInsight.
• Automating in Azure for creation of subscription, Storage Account and Tables using Windows PowerShell.
• Moving out the WSTAF infrastructure from On-Premise to Cloud Confidential present MAAS Client and WSTAF services on to AZURE IAAS (Virtual Machines).
• Configured Pivotal Cloud Service for AWS to enhance applications with AWS services such as Amazon Relational Database Service (Amazon RDS), Amazon Simple Storage Service (Amazon S3), Amazon DynamoDB, and Amazon Simple Queue Service (Amazon SQS). Worked on the CI/CD tools like Jenkins, TeamCity and Urban Code, designed new Deployment process in the Urban Code to deploy the new components on to the IIS servers.
• Developed Azure Platform Development, Deployment Concepts, hosted Cloud Services, platform service and close interface with Windows Azure Multi-Factor Authentications.
• Worked closely with customers on the technical requirements for Cloud for various technologies like VMware, Openstack, CloudForm, Azure, Pivotal Cloud Foundry (PCF), Pivotal HD, Pivotal Green plum DB and Azure HDInsight.
• Automating in Azure for creation of subscription, Storage Account and Tables using Windows PowerShell.
• Created multiple Docker files for different microservices such as MySQL, apache, tomcat, NodeJS, PHP, Redis, JBOSS and managed Containers, Images, Compose.
• Developed ChefCookbooks to install Docker EE, create a Docker swarm, set up UCP, DTR and create Docker infrastructure. Focused on containerization and immutable infrastructure. Docker has been core to this experience, along with Kubernetes. Experienced in using Docker Swarm and deployed spring boot applications.
• Deployed and configured Elastic search, Log stash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda.
• Integrated Jenkins with various DevOps tools such as Nexus, Sonarqube, and Chef etc. Getting the list of issues from the components (project, module, file etc.) with the help of Sonarqube.
• Written chefcookbooks and recipes to Provision several pre-prod environments consisting of CassandraDB installations, web logic domain creations and several proprietarymiddleware installations.
• Build, deploy and migrate infrastructure to Azure utilizing ARM templates and Terraform Also Worked with VSTS to create all-inclusive CI/CD process.
• Customized Ansible modules for finding facts about AWS Cloud Watch alarms and taking actions to pause/unpause those alarms during deployments. Involved in the Installation and configuration of an automation tool Puppet that included the installation and configuration of the Puppet master, agent nodes and admin control workstation.
• Improved Ansible with use of EC2 for accessibility, run deck as job scheduler, Jump Cloud as directory service, Docker for containerization, and Nginx to provide container security
• Installed and configured Bitbucket and JIRA to automatically trigger a build when a change is pushed to a Repository and tracked the changes using JIRA. Used MAVEN and ANT as build tools for the building of deployable artifacts (jar, war & ear) from source code.
• Worked on the administration of the JBoss 4.2.2 servers including installation and deployments, Extensive experience in Security Patching. Installed and managed multiple instances of Tomcat using load balancer.
• Worked with JIRA for creating Projects, assigning permissions to users and groups for the projects &Created Mail handlers and notification Schemes for JIRA