SUMMARY:

• I am an AWS Certified Developer with around 7 years of extensive experience in IT industry with major focus on Automating, Building, Deploying, and Releasing of code on Amazon Web Services (AWS) in a DevOps Culture through CI/CD as an iterative process and Automation of Infrastructure as Code.
• Implemented and provisioned AWS services. Hands on experience with services like EC2, S3, ELB, RDS, SNS, SES, SQS, Cloud Front, Cloud Formation templates, Dynamo DB, Direct Connect and monitoring services like Cloud Watch etc.
• Developed the JSON/cloud formation template files to automate the provision of instances/servers in AWS. Experience in maintaining the user accounts (IAM), RDS, Route 53, VPC, RDS, Dynamo DB and SNS services in AWS cloud.
• Hands on experience in working with Cloud Provider's like (AWS) Amazon Web Services , Microsoft Azure , Google Cloud .
• Hands on experience in Develop automation and processes to enable teams to deploy, manage, configure, scale, monitor applications in Data Centers and in AWS Cloud and AZURE.
• Expertise in managing applications at scale and using Google Cloud addresses each of the problems faced when designing for distributed scalable applications that are deployed across regions, Micro services, Decoupling, Self - healing, Testing and Security and compliance.
• Experience in using Microsoft Azure including Azure CLI, Azure Management, Azure Portal, Azure PowerShell, CloudMonix, Azure Management PowerShell Cmdlets and Red Gate Cloud Services.
• Worked on source control management tools like GIT (GitHub), Subversion (SVN) and creating GIT repositories with specified branching strategies.
• Implemented a Continuous Delivery framework using Jenkins , Chef , Maven and Nexus in Linux environment. In the process of achieving Continuous Integration, I have experience in working with tools like Jenkins, Hudson, TeamCity and Bamboo.
• Lead the cloud infrastructure maintenance effort using a combination of Jenkins , Chef and Terraform for Automating CICD pipeline in AWS . Worked with EC2 Container Service plugin in Jenkins which automates the Jenkins master- slave configuration by creating temporary slaves.
• Experience in using build tools like MAVEN and ANT for the building of deployable artifacts such as war, jar and ear from source code. Involved in migrating the application from Ant to Maven by analysing the dependencies and creating the POMs to implement the build process using Maven.
• Experience in writing and debugging code, automate testing, deploying micro services like Docker and production server. Good knowledge in Virtual servers including Docker , Vagrant environments.
• Creating Docker files for various environment and worked on Kubernetes environment. Working experience with Docker components like Docker Engine, Docker-Hub, Docker-Compose, Docker Registry and Docker Swarm . Used Docker for local Application Deployment and test.
• Used Docker for virtualization, run, ship, and deploy the application securely to fasten the build/release engineering and used Kubernetes in managing and monitoring the cluster. Experience in creating pods and clusters in Kubernetes and deploy those using OpenShift .
• Experienced in working with Configuration Management tools such as Puppet , Chef and Ansible. Automate all the Open stack installations and configurations via Ansible and Chef Automation.
• Experience in working with Ansible, wrote many playbooks to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Experience working on configuration management in Linux using Puppet there by developing Puppet Modules for provisioning applications and scripts.
• Worked with hosted Chef, workstations installation with knife utility, bootstrapped nodes, wrote recipes and cookbooks uploaded them to Chef-Server , installed servers/OS, applications, services, packages using Chef.
• Experienced using different log monitoring tools like Splunk , ( Elasticsearch, Logstash and Kibana ) to see logs information, monitor and get the health & security notifications from nodes.
• Hands on experience on JIRA for creating bug tickets, storyboarding, pulling reports from dashboard, creating and planning sprints. S upport Experience with automation testing tools like Selenium for Java Application.
• Configured and worked on static code coverage tools like SonarQube, Junit, cucumber and security scanning tools fortify after post build actions.
• Involved in the functional usage and deployment of applications in Web Logic, Web Sphere and Apache Tomcat Server.
• Experience in Scripting Languages like Python, Shell, Bash, Perl, Groovy, HTML and Django template .
• Experienced in Administration, Support, Performance Tuning, Migration and Maintenance of Servers.
• Expertise in industry best practices and experienced continuous improvement in SDLC (Software Development Life Cycle), relentlessly drive for standardization, automation and self-services.
• Good understanding of the principles and best practices of Software Configuration Management (SCM) in Agile, Scrum, and Waterfall methodologies.

TECHNICAL SKILLS:

Operating systems: Windows, Linux, Unix, Ubuntu, Red hat, CentOS

Build Tools: Apache Ant, Maven, Gradle

Source Code Management: SVN, GIT, Bitbucket, IBM Rational Clear Case

Bug Tracker and Testing: Atlassian JIRA, Junit, SonarQube, Selenium

CI/ CD Tools: Jenkins/Hudson, Atlassian Bamboo, Team City

Configuration Management Tools: Ansible, Chef, Puppet

Monitoring Tools: Splunk, Cloud Watch, Nagios.

Cloud Services: Amazon Web services, Google cloud Platform, Microsoft Azure.

Web/App Servers: Nginx, JBoss, Apache, Apache Tomcat, WebLogic

SDLC: Waterfall modal, Agile, Scrum

Container Tools: Docker, Vagrant, Mesos, Kubernetes, Docker Swarm

Data Bases: MySQL, Mongo DB, SQL

Artifactory Tools: Nexus, JFrog

Application Servers/Middleware: Apache Tomcat, WebLogic, WebSphere, JBOSS

PROFESSIONAL EXPERIENCE:

Confidential - ROLLING MEADOWS, IL

SR. DEVOPS & AWS CLOUD ENGINEER

Responsibilities:

• Implemented rapid-provisioning and life-cycle management for Ubuntu Linux using Amazon EC2, Chef, and custom Ruby/Bash scripts.
• Deployment to AWS with Chef and Terraform towards AWS or Google Compute cloud, and using Terraform and cloud formation template for building, updating, and versioning infrastructure safely and efficiently, as well as creating custom in-house solutions with Chef configurations.
• Designed and deployed AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups & Cloud formation. Used IAM to create new accounts, roles and groups and policies.
• Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, NodeJs, Python, Ruby, and Docker on familiar servers such as Apache, and IIS.
• Configured an AWS Virtual Private Cloud (VPC) and Data Base subnet group for isolation of resources within AWS RDS. Managed 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.
• Deep demonstrable experience of having worked on an Azure platform with working applications with production usage in an Enterprise, bring real world battle scars from large-scale deployments, Microsoft Azure PaaS and IaaS services.
• Built and deployed a Jenkins server in AWS and Azure for autonomous software builds. Expert in deploying of Pivotal Cloud Foundry (PCF) on Azure platform. Solving issues related to RDP of Azure infrastructure.
• Involved in Architect, build and maintain Highly Available secure multi-zone AWS cloud infrastructure utilizing Chef and Ansible with AWS Cloud Formation and Jenkins for continuous integration.
• Written multiple Chef Cookbooks in Ruby language. Implemented environments, roles, data bags in Chef for better environment management. Setup Chef Server , workstation , client and wrote scripts to deploy applications.
• Configured report and exception handlers in Chef , Used Foodcritic and RuboCop to avoid common cookbook errors, used chef spec for Unit testing of cookbooks.
• Developed Ansible scripts for an automated server provisioning and Docker images for isolation, reducing the time between provisioning and deployment. Written various Ansible playbooks with multiple roles, tasks with loops, templates, host variables and group variable. Creating inventory in Ansible for automating the continuous deployment and wrote playbooks using YAML scripting.
• Demonstrated how Ansible along with Ansible Tower can be used to automate different software development processes all over the organization. Deployed the java application into web application servers like Apache Tomcat .
• Developed Networking policies for Docker Containers. Worked on Open source development tools like Docker Containers, Mesos, and Kubernetes .
• Worked on Kubernetes to manage containerized applications using its nodes, Configuring Maps, selector services and deployed application containers as Pods . In order to provide secured network connectivity to the containers we used Calico . Responsible for build and deployment automation using VM Ware ESX, Docker, Kubernetes containers and Chef .
• Managed Version Control Subversion (SVN) and GitHub Enterprise and Automated current build process with Jenkins with proposed Branching strategies to accommodate code in various testing cycles.
• Creating fully automated CI build and deployment infrastructure and processes for multiple projects using Jenkins, VMWare, Maven Ansible & GitLab. We are responsible for deploying, monitoring, and maintaining the workflow using Jenkins, GIT and Chef . Helped developers to resolve subversion code merging issues.
• Implemented a CI/CD pipeline with Docker, Jenkins and GitHub by virtualizing the servers using Docker for the Dev and Test environments by achieving needs through configuring automation using Containerization.
• Developed build and deployment scripts using MAVEN as build tools in Jenkins to move from one environment to other environments. Used ANT as build tool on Java projects for the development of build artifacts on the source code.
• 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.
• Involved in building database Model, APIs and Views utilizing Python , in order to build an interactive web based solution. Build and release of Cloud based products containing Linux and Windows environments, using Python Scripting .
• Developed scripts using Perl, Bash and Groovy files for Automation of Activities and builds. Created PowerShell Scripts for deploying the applications to different environments.
• Automated the Applications and MySQL container deployment in Docker using Python and monitoring of these containers using Nagios .
• Deployed applications into Production & Pre - production environments with various application server technologies like WebSphere, WebLogic, and JBOSS & Apache Tomcat also wrote JSON Script for creating RDS with Replications.
• Involved in setting up JIRA as defect tracking system and configure various workflows, customizations and plugins for JIRA bug/ issue tracker.
• Deployed java applications to application servers Apache Web Server and JFrog application server in AGILE continuous integration environment and automated the whole process. Skilled in Agile Development.
• Responsibility to perform the Security Scans, defect tracking, defect reporting and defect reproducing using SonarQube , Bugzilla and JMeter . Used SonarQube to help maintain the source code quality.
• Monitoring test performance using Splunk and setting up Splunk dashboards and adding data to Splunk by adding log files. Utilizing Splunk , extracted and analysed Cloud Watch logs . Create Splunk queries and setup alerts

Environment: GIT, Jenkins, Chef, Ansible, AWS, Azure, Docker, Kubernetes, MySQL, JFrog, Splunk, Nagios, Python, SonarQube, Maven, Tomcat.

Confidential - PALM BEACH GARDENS, FL

DEVOPS & CLOUD ENGINEER

Responsibilities:

• Automated deployment of software and provisioning of Linux hosts using Chef . Manage build and deployment using maven , Jenkins, Chef, SCM tools .
• Setting up Chef Server, workstation, client and written scripts to deploy applications. Managed multiple cookbooks in Chef and Implemented environments, roles, and templates in Chef for better environment management.
• Handling complete Build and Release management process including code, document and supporting testing team.
• Primarily used Ruby for chef cookbooks , shell scripting to code tasks that connect various AWS resources. Worked in developing and executing XML, Shell Scripts and Perl Scripts.
• Created Bash, Shell and Groovy & Python scripts for various Systems Administration tasks to automate repeated processes also created PowerShell scripts for customer account monitoring to decrease application latency and improve application performance.
• Automated the front-ends platform into highly scalable, consistent, repeatable infrastructure using high degree of automation using Chef, Vagrant, Jenkins, and cloud Formation.
• Using Chef deployed and configured Elastic search, Log stash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and Cloud Watch .
• Implemented Infrastructure automation through Puppet , for auto provisioning, code deployments, software installation and configuration updates. Provided configuration management expertise to all software development projects using Enterprise Puppet .
• Used Key resources (file, service, exec, and package) in Puppet Manifests and Meta-parameters (require, subscribe, notify). Defined site-specific and global variables using Puppet hierarchy ( YAML and JSON ) for creating re-usable modules.
• Designed Puppet models for installing and managing java versions. Performed system monitoring using Nagios and CloudWatch in AWS Cloud.
• Developed Puppet Modules for installation & Auto healing of various tools like Jenkins, MSSQL etc. these modules are designed to work on both windows and Linux platforms.
• Involved in deploying the content cloud platform on AWS using EC2, S3, and EBS . Evaluate Chef and Puppet framework and tools to automate the cloud deployment and operations.
• Setup and build AWS infrastructure various resources, VPC EC2, S3, IAM, EBS, Security Group, Auto scaling , and RDS in Cloud Formation JSON templates.
• Migrated VMware virtual machines to AWS and managed services like EC2, S3 Buckets, Cloud Formation, Route53, ELB, RDS, VPC etc., with Chef Cookbooks/Recipes.
• Worked on container based deployments using Docker, working with Docker images , Docker Hub and Docker-registries and Kubernetes .
• Set up system for dynamically adding and removing web services from a server using Docker and GitLab CI. Implemented multi-tier application provisioning in OpenStack, integrating it with Puppet.
• Implementing new projects builds framework using Jenkins & Maven as build framework tools and also Integrated Docker build as a part of Continuous Integration process and deployed local Docker registry server .
• Implemented Docker based Continues Integration and Deployment framework. Managed clusters using Kubernetes and worked on creating many pods, replication controllers, services, deployments, labels, health checks. Managed Network connectivity of containers securely using Calico .
• Migration of the Source Code from Apache Subversion (SVN) to GIT HUB , and the migration from GIT HUB to BIT Bucket. Experienced in branching, tagging and maintaining the versions across the environments using SCM tools like GIT and Subversion (SVN) on Linux and windows platforms.
• Designed GIT branching strategies, merging per the needs of release frequency by implementing GIT flow workflow on Bit bucket . Used GIT for commit and push and pull operations in the project.
• Deploying a Linux Kubernetes Clusters with ACS from the Azure CLI . Configured VMs availability sets using Azure portal to provide resiliency for IaaS based solution and scale sets using Azure Resource Manager to manage network traffic.
• Configured Source Control for Azure Automation Account, Created PowerShell Runbooks which was checked in for source control, version history, management, and security.
• Configured Azure Multi-Factor Authentication as a part of Azure AD Premium to securely authenticate users.
• Deployed the initial Azure components like Azure Virtual Networks, Azure Application Gateway, Azure Storage and Affinity groups.
• Working knowledge on Azure cloud IaaS and PaaS Services, Azure SQL , Azure storage and Azure Services . Enable your machine for Azure development by installing the Azure SDK . Streamlined installation of OpenShift on partner cloud infrastructure such as Azure .
• Creation and maintenance of CI/CD pipelines for new and existing software products using the Atlassian suite ( Jira, BitBucket, Bamboo ), JFrog Artifactory , and a combination of Windows PowerShell, Azure CLI, Bash, and Apache Ant. Used JFrog Artifactory to archive the artifacts created at the end of the build and release process.
• Involved in JIRA as defect tracking system and configure various workflows, customizations and plugins for JIRA bug/issue tracker, integrated Jenkins with JIRA, Github .
• Experience in Performance monitoring, usage and load of the system, changing kernel parameters for better performance.

Environment: SVN, AWS, java, GIT, Chef, Puppet, Jenkins, JFrog, GIT, Azure, Maven, Ant, Python, Docker, Kubernetes, SonarQube.

Confidential - DENVER, CO

DEVOPS ENGINEER

Responsibilities:

• Installing and configuring Subversion, Git and Jenkins and deployment servers. Administration of Git includes creating branches, tagging, access permissions and setting up hooks.
• Responsible for design and maintenance of the GIT Repositories , views, and the access control strategies. Hands on migrate code from current source control to Bitbucket, branching and versioning.
• Experience in working with GIT to store the code and integrated it to Ansible Tower to deploy the playbooks. Configured GIT with Jenkins and schedule jobs using Poll SCM .
• Developed and supported the Software Release Management and procedures. Implemented Subversion branching and merging operations for Java Source Code. Worked with Development Team Leads and testing teams to establish a build schedule, execute the builds and troubleshoot build failures, if any.
• Developed build and deployment scripts using MAVEN as build tools in Jenkins to move from one environment to other environments.
• Integrated Sonarqube with Jenkins for continuous inspection of code quality and analysis with SonarQube scanner for Maven .
• Created master and slave configurations to implement multiple parallel builds by installing Jenkins . Monitored software, hardware, and/or middleware updates and utilizing plugins like Ant, Maven, GIT, and custom plugins.
• Extensively worked on Jenkins for Continuous Integration and for End to End automation for all build and deployments. Implementation of a Continuous Delivery framework using Jenkins, Ansible, and Maven in Linux environment. Setup upstream and downstream jobs by using pipeline plugin in Jenkins .
• Designed AWS Cloud Formation Templates to create custom sized VPC, Subnets, Internet Gateway, and NAT to ensure successful deployment of Web Applications.
• Utilized Ansible and AWS lambda, elastic cache and cloudwatch logs to automate the creation of log aggregation pipeline with ElasticSearch, Logstash, Kibana stack (ELK stack) to send all our team's logs coming into cloudwatch , to process them and send them off to ElasticSearch .
• Implemented AWS solutions using EC2, S3, VPC, IAM, RDS, EBS, Elastic Load Balancer, and Auto scaling groups . Worked in creating S3 Buckets with configurations to secure the S3 bucket and appropriate access provisioned via IAM .
• Configured and deployed instances on AWS , cloud environments and Data centers, also familiar with EC2, Cloud watch, Elastic Search and managing security groups on AWS.
• Implemented and maintained CI environments using Jenkins, performing deployments, Packaging, build optimization, production rollouts, staging, defect tracking ( JIRA) , and root cause analysis, Smoke testing, Operation support and service delivery over web/app servers like JBoss, Tomcat, WebLogic, WebSphere.
• Experience working on Docker Hub , creating Docker images and handling multiple images primarily for middleware installations and domain configurations.
• Created a Continuous Delivery process to include support building of Docker Images and publish into a Nexus repository.
• Building Docker images with Ansible provisioning. Responsible for Docker and services discovery, including management and customization of images, and adding external content by using Docker .
• Wrote an Ansible playbooks which is the entry point for Ansible provisioning , where the automation is defined through tasks using YAML format. Run Ansible Scripts to provision Dev servers.
• Using the Ansible Playbooks Migrated the VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, Route 53, ELB and EBS .
• Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of AWS nodes and Tested Playbooks on AWS instances using Python . Run Ansible Scripts to Provide Dev Servers.
• Performed job scheduling using Ansible Tower . Automated various infrastructure activities like Continuous Deployment, Application Server setup, Stack monitoring using Ansible playbooks and has Integrated Ansible with Jenkins .
• Used various services of AWS for this infrastructure. I used EC2 as virtual servers to host Git, Jenkins and configuration management tool like Ansible . Converted slow and manual procedures to dynamic API generated procedures.
• Managed Maven Repository using Nexus tool and used same to share the snapshots and releases of internal projects. Implemented Continuous Integration and Continuous deployment using various CI Tools like Jenkins, Hudson, Bamboo, and SonatypeNexus.
• Deployed the Java applications into web application servers like JBOSS . Performed and deployed Builds for various Environments like QA, Integration, UAT and Productions Environments.
• Developed REST services to talk with adapter classes and exposed them to front-end and enforced a stateless client server and support JSON (few changes from SOAP to RESTFUL Technology).
• Designed and implemented Nexus binary repository and process. Configured pom.xml files to publish the artifacts into Nexus repository as part of the Continuous Integration (CI) process.
• Administered SVN for version control to include branching and merge management, and JIRA to track process defects. Worked extensively with different Bug tracking tools like JIRA, Remedy .

Environment: GIT, SVN, Java, Jenkins, AWS, Chef, Ansible, JIRA, Python, Linux, Docker, SonatypeNexus, WebSphere, Maven.

Confidential

BUILD & RELEASE ENGINEER

Responsibilities:

• Worked on Java/J2EE Coding for Portal Applications.
• Used TortiseSVN version control system to manage different builds for the system. Involved in writing Shell scripts for compilation and deployment process.
• Good command in writing ANT scripts for making all the files local to the server. Used Jenkins for automating Builds and Automating Deployments. Created deployment tickets using JIRA for build deployment in Production.
• Collected the approvals for deploying the code to production. Created different files and check sum files for production support. Administration of repetitive jobs using CRON scheduling and using bash scripts to accomplish the task on multiple servers.
• Experience in writing Puppet manifests to automate configuration of a broad range of services. Integrated delivery (CI and CD process) Using Jenkins and puppet.
• Developed and Worked in EA Frame Work . Writing Test Cases from Function Specifications. Handling Status Calls to explain the progress of defects.
• Providing reports and performing Cleanups requested by client. Java coding to fix the defects and also performing unit and integrated testing. Capable of Creating new database instances & managing table Spaces, users & roles. Writing SQL Queries for various Reports using ClearQuest.
• Conversant in XML related technologies. Configured Puppet-Master , installed and configured modules onto the nodes. Involved in working with WebSphere App server admin console for deploying applications. Worked on Tomcat Web server for hosting web apps
• Worked closely with developers and managers to resolve the issues that rise during the deployments to different environments. Develop, Maintain, update various script for services (start, stop, restart, recycle and Cron jobs) UNIX based Korn shell , Bash .
• Communicated with all levels of engineering, management, development and test teams. Worked with SCRUM and Agile development teams to deliver products & service in time.
• Worked with development engineers and program managers on new projects to gather system requirements and support of the new projects within evolving, testing and rolling-out new products and services to pre-production, staging and then transitioning or migrating the project into to production.
• Use JIRA for change control & ticketing. Monitored the servers & applications using Nagios and Splunk.

Environment: Java, AWS, Tomcat, Tortise SVN, Ant, Jira, WebSphere, Puppet, Jenkins, Windows, JIRA, Nagios, Splunk, Korn shell, Bash.

Confidential

LINUX ADMINISTRATOR

Responsibilities:

• Administered, maintained Red Hat Enterprise Linux 5.X, 4.X, AIX, Ubuntu troubleshooting hardware, operating system, applications & network problems and performance issues
• Installed, configured and administered AIX 5.1, 5.2, 5.3 & HACMP . Deployed latest patches for Linux and Application servers, performed Red Hat Linux Kernel Tuning
• Performed Servers consolidation and virtualization using VMware virtual infrastructure , VMware ESX, Virtual Center, VM tools.
• Install and configure DHCP , DNS , web (Apache, IIS), mail (SMTP, IMAP, POP3) , and file servers on AIX and Red Hat Enterprise Linux servers
• Installing and setting up Oracle9i on Red Hat Linux for the development team . Installed Web Logic 9i with SP5 Server and configured Domains, Admin and managed servers for Applications to be deployed.
• Provided production support of Apache and JBos s including installation, configuration, and management and troubleshooting. Implemented virtualization using VMware in Red Hat Linux on HP-DL585 and IBM-z/VM series.
• Implemented day-to-day tasks in RHEL that include upgrading rpms, kernel, HBA driver, configuring SAN Disks, multi-pathing and LVM file system
• Apache/Tomcat server, mail server, MySQL database, and firewalls in both development and production
• Wrote Scripts for automating and testing the code using Perl, Korn . Configured and administrated Lpar's/DLpars's. Administration and Configuration in VERITAS Volume Manager/VERITAS File System
• Monitored trouble ticket queue to attend user and system calls, attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment.

Environment: Red Hat Enterprise Linux 4.x, 5.x, Sun Solaris 8, 9, 10, VERITAS Cluster Server, Veritas Volume Manager, Oracle 11G, Perl, Korn, HP UX, IBM AIX, HP Proliant DL 385, 585 Weblogic, Oracle RAC/ASM, MS Windows 2003 server.

Confidential

LINUX ADMINISTRATOR

Responsibilities:

• Implemented enterprise-level standards for the Installation, Configuration and Management of Linux servers and to design and select the pertinent hardware to support server install/upgrade.
• Planned and performed upgrades to Linux (RHEL 5x, SUSE 10) operating systems and hardware maintenance like changing memory modules, replacing disk drives.
• Adopted tools like RedHat Satellite server, YUM and RPM for managing and administering Linux servers through Patch and package Management and Kernel Upgrades at planned and scheduled intervals.
• Performed kernel and database configuration optimization to limit I/O resource utilization on disks.
• Configured Kickstart server for RedHat Linux, operating system image installations through Network.
• Implemented SUDO, SSH and other security tools and implemented SOX (Sarbanes Oxley) security compliance. Monitored CPU, memory, physical disk, Hardware and Software RAID, multipath, file systems, network services using NAGIOS 3.0.
• Installed, configured, and managed virtual machines using VMware ESXi 3.5, Xen Virtualization (vir-install & vir-manager). Deployment and Configuration of application server (Tomcat) and web server (Apache) for deploying Java and Web Applications.
• Developed Cron jobs and Shell scripts for automation of administration tasks like file system management, process management, backup and restore.

Environment: Red Hat, VMware vSphere 4.0, VMware ESX 3.5.0, Shell Scripting, SSH, SSL, NFS