SUMMARY

• An ardent professional wif an experience over 10+ years in IT arena, comprising of automating, configuring, deploying on cloud environment and data centers.
• Specialized in areas of DevOps, CI/CD pipeline, build and release management, AWS/Azure, and Linux/Windows Administration.
• Experience providing infrastructure automation services wifin public and private cloud to build, configure, manage, and deploy multiple number of applications in different platforms Linux/Unix, Mac and Windows operating system environments.
• Virtualized teh servers using teh Docker for teh test environments and dev - environments needs. And, configuration automation using Docker container
• Involved heavily in setting up teh CI/CD pipeline using Jenkins, Maven, Nexus, SVN, GitHub, CHEF, Terraform and AWS
• Experience in Installing, migrating, configuring and monitoring different services in different virtualized environments.
• Ability to manage SCM processes which include compiling, packaging, deploying and application configurations.
• Expertise in server infrastructure development and running web-scale services on Amazon Web Services (AWS), Azure, Google Cloud Platform and OpenStack.
• Proficientin strategy and practical implementation of AWScloud-specific services which include EC2, S3, EBS, EFS, VPC, ELB, EMR, ECS, IAM, Cloud Trail, Cloud Front, Cloud Formation, Elastic ache, Cloud Watch, RedShift, Lambda, SES, SQS, SNS, RDS, Dynamo DB and managing security groups on AWS.
• Expertise in using different PaaS services like Open Shift and AWS Elastic-Beanstalk(EBS).
• Experience wif installation of AWSCLI (command line interface) to control various AWS services through SHELL scripting.
• Experience in usingAzure infrastructure management and services like Azure Storage,Azure AD and noledge on Azure AD bulk user, group and assigning users to SaaS applications.
• Ensured successful architecture and deployment of enterprise-grade PaaS solutions using Pivotal Cloud Foundry (PCF) as well as proper operation during initial application migration and set new development.
• Expertise in deep development/enhancement of OpenStack components Cinder, Swift, Image, Horizon & Identity and Billing (Ceilometer) .
• In-depth noledge of containerization services like Docker, Docker Swarm, Kubernetes, and OpenShift.
• Extensivelyworked wif container-based deployments of Micro-Services using Docker.
• Handled large volumes of container clusters wif Docker swarm, kubernetes, and Mesos.
• Expert in creating Docker files, Docker images & containers, Docker hub, installation and configuring Kubernetes and clustering them.
• Expertise in using Kubernetes to control and automate application deployments, update and instruct Docker to cluster on specified containers in different environments.
• Experience in designing, developing and deploying applications on to several cloud-based solutions using configuration management tools like Chef, Puppet, Ansible, and SaltStack.
• Hands on experience wif bootstrapping instances wif Chef and integrating wif Autoscaling and creating, maintaining Chef Recipes and cookbooks to simplify and expedite deployment of applications.
• Experience in writing playbooks using YAML scripts on Ansible and used it for configuration management and orchestration of IT environments and used Ansible for deploying or updating teh web application servers code data.
• Expertise in Designing and creating multiple deployment strategies for CI Pipelines using Jenkins, TeamCity, and Bamboo, shortened deployment cycles by automating teh deployments.
• Created an automated application-testing framework for teh CD pipeline leveraging Robot Framework integrated wif Jenkins & Selenium that increased testing cycles.
• Expertise in using builds tools like MAVEN and ANT for teh building of deployable artifacts such as war & jar from source code.
• Extensive experience in branching, tagging and maintaining teh version across teh environments using SCM tools like GIT, Subversion (SVN) and TFS on Linux and Windows platforms.
• Familiarity wif AWS code pipeline and creating cloud formation JSON templates which are converted to Terraform for infrastructure as code.
• Mastered in installing, configuring and managed monitoring tools like Splunk, Nagios, Dynatrace, Datadog, App dynamics, ELK for resource monitoring, Grafana, Prometheus.
• Supported deployments into DEV, QA, UAT, Pre-Prod & PROD environments wif multiple application server technologies like WebLogic, JBoss & Apache Tomcat.
• Adept in Virtualization technologies VMWare, Virtual box, Vagrant for creating virtual machines and provisioning environments.
• Experience wif creating API, controlling access, maintaining, deploying API, monitoring, and troubleshooting.
• Experience in production, development and testing environments carrying MAC, Windows, Linux, Red Hat Linux, Centos, and Solaris Operating systems.
• Experience in setting up and working wif SCM tools such as Quick Build for cross platform environment (like MAC-PrO OS and MAC-IOS), Hudson, Maven and Ant.
• In-depth noledge of computer applications and scriptings like Shell, Python, Ruby, Perl, JavaScript, and YAML.
• Sounds noledge in using bug tracking and ticketing tools like JIRA, Remedy, Bugzilla and IBM Clear Quest.
• Expert in working wif methodologies such as SDLC, SCRUM, AGILE, KANBAN, Sprint planning, and Waterfall.
• Great exposure to build object-oriented applications using C, Java, XML and proficient in writing build related scripts like Shell, Perl, Ruby, and Python on Linux to automate deployments.
• Knowledge of utilizing routed protocols like FTP, SFTP, SSH, HTTP, HTTPS and configuring and maintaining network services such as DNS, NIS, DHCP, NFS, Web, mail, FTP, TCP/IP.
• Good client relation skills and ability to complete tasks TEMPeffectively and efficiently where customer service and technical skills are required and a very good team player.
• Provided 24x7dedicated supportfor emergency site maintenance and immediate build and install requests, troubleshooting production issues and fix systems issues when necessary.

TECHNICAL SKILLS

Cloud Environment: Amazon Web Services, Microsoft Azure, Google Cloud PlatformOpenStack

Containerization Tools: Docker, Docker Swarm, Kubernetes

Configuration Management: Chef, Ansible, Puppet, SaltStack

Continuous Integration: Jenkins, Bamboo, Hudson, TeamCity

Build tools: Maven, Ant, Gradle, Gulp

Version Control: Git, Bitbucket, TFVC, TFS, Subversion

Monitoring tools: Nagios, Splunk, ELK Stack, Sumo Logic, Datadog, Grafana, New RelicDynatrace, Grafana, Prometheus

Ticketing tools: Jira, Scrum, Bugzilla, ServiceNow, Pivotal Tracker, Redmine

Web servers: Apache Tomcat, Nginx, Web Sphere, JBoss

Virtualization tools: VMWare, VirtualBox, Hyper-V, Vagrant

Operating Systems: RedHat, CentOS, Ubuntu, Debian, Windows, Mac OS & IOS

Repository management tools: Nexus, JFrog Artifactory

Testing tools: Selenium, JUnit, Cucumber

Programming & Scripting Languages: HTML, JavaScript, Python, Bash, Shell, Ruby, Perl, XML, PowerShell

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

Networking: HTTP, HTTPS, TCP/IP, UDP, DNS, FTP, SSH, SNMP, SFTP

Development Environments: Packer, Vagrant, VirtualBox

PROFESSIONAL EXPERIENCE

Sr. DevOps & Cloud Engineer

Confidential - Buffalo - NY

Responsibilities:

• As DevOps Engineer, me am responsible for design, build, monitor, and enhance services and production environment.
• Implemented S3 versioning and lifecycle policies, backup files and archive files in Glacier
• Responsible for design and maintenance of teh Git repositories, views, and teh access control strategies and Managed Git repositories for branching, merging, and tagging.
• Worked in using Dockers Swarm and deployed spring boot applications.
• Docker container deploying microservices, and scaling teh deployment using Kubernetes.
• Used Jenkins and pipelines which halped us drive all microservice builds out to teh Docker registry and tan deployed to Kubernetes.
• Developed CI/CD system wif Jenkins on Kubernetes container environment, utilizing Kubernetes and Docker for teh CI/CD system to build, test and deploy.
• Worked wifOpenShiftplatform in managing Docker containers and Kubernetes Clusters.
• Virtualized teh servers using teh Docker for teh test environments and dev-environments needs. And, configuration automation using Docker container.
• Used Jenkins for automating Builds and Automating Deployments.
• Built end to end CI/CD pipelines in Jenkins to retrieve code, compile applications, perform tests and push build artifacts to Nexus.
• Documented process documents for Jenkins to build CI/CD Pipeline and Code deployment guide for Developers, Testers and Production Management.
• Management and design of integrated build pipelines using continuous integration and continuous development workflows such as Jira, Git, Maven, Jenkins and Chef.
• Worked on using Chef Attributes, Chef Templates, Chef Recipes, Chef Files for managing teh configurations across various nodes
• Worked on Ansible Playbooks and Ansible Tower to automate repetitive tasks, to deploy critical applications quickly, and proactively manage teh changes.
• 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 Ansible.
• Managed a PaaS for deployments using Docker, Ansible, and Mesos, which reduced considerably deployment risks.
• Used Kubernetes to deploy scale, load balance, scale and manage Docker containers wif multiple names spaced versions.
• Created Ansible playbooks wif python SSH as teh wrapper to manage configurations of AWS nodes.
• Worked wif Ansible Tower to manage multiple nodes and manage inventory for different environments and developed python modules for Ansible customizations.
• Installed, configured and managed teh RDBMS and NoSQL
• Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they affect critical processes and worked on Nagios Event handlers in case of automatic restart of failed applications and services.
• Worked on setting up AWS VPC, launching AWS EC2 instances in different kinds of private and public subnets based on teh requirements.
• Setting up teh CloudWatch alerts and alarms for EC2 instances state changes and using in auto-scaling for providing elasticity.
• Automated teh backing up of teh data by use of teh shell script which creates images and snapshots of all EC2 instances at regular intervals and stored in S3 buckets.
• Designed and deployed AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer(ELB), Auto-scaling groups,Opsworks.
• Implemented data warehouse solutions in AWS Redshift, worked on various projects to migrate data from teh database toAWS Redshift, RDS and used S3 to store teh backups.
• Deployed applications on AWS by using Elastic Beanstalk.
• Provisioned teh highly available EC2 Instances using Terraform and cloud formation and wrote new plug-ins to support new functionality in Terraform.
• Adopted Terraformto spin up teh servers in AWS as per environment requirement.
• Created and managed IAM users & groups, defining roles and policies and Identityproviders and used them to restrict access to certain buckets.
• Used HashiCorpPacker to create and manage teh AWS AMI's.
• Used Java fundamentals like parallel streams and filters through lambda expressions to handle search.
• Worked on Blue/green deployment strategy by using CloudFormation templates & Route53 weighted record sets to redirect traffic from teh old environment to teh new environment via DNS.
• Migrated an on-premises virtual machine toAzureResource Manager (ARM) Subscription.
• Deployed Azure IaaS virtual machines and cloud services (PaaS role instances) into secure VNets and subnets.
• Deployed ASP.NET web Application in Azure using Web App service, connected it to Azure SQL Database and used VSTS to provide CI/CD pipeline.
• Worked wif Hybrid cloud configurations, patterns, and practices in windows Azureand SQL Azureand in Azureweb and database deployments.
• Created Docker images and handling multiple images primarily for middleware installations and domain configurations.
• Used Ansible to deploy ELK for automating continuous deployment (CD) and configured slave nodes and deployment failure reporting.
• Used Docker to virtualize teh servers for teh test environments and development environment needs and, configuring automation using docker containers. tools like MongoDB and DynamoDB.
• Involved in all phases of teh software development life cycle (SDLC) using Agile Methodology.
• Configured and maintained Jenkins to implement teh CI process and integrated teh tool wif Ant and Maven to schedule teh builds.
• Used Maven as a dependency management tool to manage all teh dependencies that are required.
• Designed GIT branching strategies, merging per teh needs of release frequency by implementing GIT workflow on Atlassian Bitbucket.
• Managed user access control, Triggers, workflows, hooks, security and repository control in Bitbucket.
• Created Instances in Apache Web Server and JBoss application server in QA and Production environments.
• Worked wif administrators to ensure Splunk is actively and accurately running and monitoring on teh current infrastructure implementation.
• Supported and deployed to web application servers such as WebLogic, JBoss, andNginx servers.
• Used JIRA for all our projects in scrum methodology for creating stories and giving points to teh stories, and updated stories as per our sprints.

Environment: AWS, Azure, Docker, Kubernetes, Mesos, OpenShift, Chef, Ansible, Jenkins, Bitbucket, Ant, Maven, RDBMS, NoSQL, Azure SQL DB, ELK, Splunk, shell scripting, python, Hashi Corp packer, Nginx, WebLogic, Nagios, JBoss, JIRA, Nexus.

Sr. DevOps & AWS Engineer

Confidential, NY

Responsibilities:

• Responsible for Internal Linux server Infrastructure, Installations, Builds, Configuration, Monitoring and troubleshooting.
• Built and Deployed Java to a web application server in an Agile continuous integration environment and automated teh whole process.
• Working in AWS cloud environment migrations, installations, and backup maintenance.
• Implemented AWS solutions using E2C, S3, RDS, EBS, Elastic Load Balancer, Auto-scaling groups and created these services in teh Cloud Formation.
• Install, Configure, and monitor Web Application servers (Apache tomcat).
• Experience in working wif GIT to store teh code and integrated it to Ansible Tower to deploy teh playbooks.
• Deployed teh EAR and WAR archives into WebLogic and Apache Servers.
• Developed and maintained Perl/Shell scripts for build and release tasks.
• Deployed teh build artifacts into environments like QA, UAT and production according to teh build life cycle.
• Written Terraform templates, Chef Cookbooks, Recipes and pushed them onto Chef server for configuring EC2 Instances.
• Written Templates forAWSIaaC usingTerraformto build staging and production environments.
• Configured an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources wifin teh Amazon RDS Aurora DB cluster.
• Used CloudFront to deliver content from AWS edge locations to users, allowing for further reduction of load on front-end servers.
• Used Docker to Showcase teh build microservices to modularize design and isolate teh development of containers.
• Configuring 'Nginx' for proxying, API calls to micro-services in Docker containers.
• Migrated existing application from monolithic to microservice architect. Build Spring Boot application and use Docker Swarm as container orchestration tool to manage service.
• Developed procedures to unify streamline and automate applications development and deployment procedures wif Linux container technology using Docker swarm.
• Built AWS machine images (AMI) using Packer and Ansibleto facilitate automation of entire environment.
• Create automated provisioning of AWS instances using Ansible to establish idempotency wif all our deployed Production instances.
• Implemented Ansible Playbooks using YAML script for various Linux roles like Nginx, Redis & common Linux services like apt, yum, syslog.
• Managed Chef Cookbooks to automate system operations.Worked on Managing teh Private Cloud Environment using Chef.
• Automated teh cloud management and deployments using chef, python and AWS CloudFormation Templates.
• Troubleshoot teh build issue during teh Jenkins build process.
• Created CI/CD pipelines and set up teh auto trigger, auto build and auto deployment wif teh halp of teh CI/CD tool like Jenkins.
• Customized Jenkins by using Packer, Terraform, Python, Docker, and Ansible to create Team Level Pipeline environments across multiple AWS accounts.
• Created Slaves to implement teh build farm where multiple builds run on multiple slave machines in Jenkins.
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Used Maven as build tool on Java projects for teh development of build artifacts on teh source code.
• Created Ant and Maven POMs to automate teh build process for teh new projects and integrated them wif third-party tools like SonarQube, Nexus.
• Performed Branching, Tagging, Release Activities on Version Control Tools: GIT.
• Configured GIT wif Jenkins and schedule jobs using Poll SCM option. Analyzed and resolved conflicts related to merging of source code forGIT.
• Installed and administered nexus repository and created roles and privileges to restrict access to teh users.
• Responsible for performance monitoring of teh API's using Grafana for log monitoring, Dynatrace for web request, response time and CPU percentage.
• Created Dashboards and alerts using Grafana and AppDynamics to monitor logs, Server metrics like heap size, memory, CPU utilization.
• Implemented a centralized logging system using Logstash configured as an ELK stack (Elasticsearch, Logstash, and Kibana).
• Querying and reporting from Elastic Search/Kibana, Grafana, and MySQL.
• Worked on JIRA installation and upgrade and Performed JIRA configuration.
• Attended daily stand up meetings, bug-scrub meetings, Sprint planning meetings and Weekly release health check-up meetings as best practices of an agile environment.

Environment:  RHEL, AWS, Docker, Docker Swarm, Ansible, Chef, Jenkins, Ant, Maven, Git, YAML, Python, Grafana /AppDynamics, WebSphere/WebLogic, Nginx, Kibana, Nexus, GitHub.

Sr. DevOps Engineer

Confidential - Louisville - KY

Responsibilities:

• Build out server automation wif Continuous Integration - Continuous Deployment tools like Jenkins/Maven for deployment and build management system.
• Analyzed teh ANT build projects for conversion and converting to Maven build projects.
• Implemented AWS solutions using EC2, S3, RDS, EBS, and Elastic Load Balancer, Auto-scaling groups, Optimized volumes and EC2 instances.
• Configuration tool Installed and configured such as Chef Server / workstation and nodes via CLI tools to AWS nodes.
• Leverage AWS cloud services such as EC2, auto-scaling and VPC to build secure highly scalable and flexible systems that handled expected and unexpected load bursts.
• Integrated GIT into Jenkins to automate teh code checkout teh process.
• Installed and configured Jenkins for Automating Deployments and providing automation solution.
• Involved inDevOpsmigration/automation processes for build and deploy systems.
• Build out server automation wif Continuous Integration - Continuous Deployment tools like Jenkins/Maven for deployment and build management system.
• Utilized Configuration Management Tool Chef & created Chef Cookbooks using recipes to automate system operations.
• Responsible for day to day Build and deployments in pre-production and production environments.
• Used Git for Developers halping to resolve all Build issues like merge conflicts, compilation errors, missing dependencies, Branching/Merging/Tagging.
• Implemented & Maintained teh Branching and Build/Release strategies utilizing GIT source code management.
• Created Post Commit and pre-push hooks using Python in SVN and GIT repos.
• Designed and implemented scalable, secure cloud architecture based on Amazon Web Services(AWS).
• A firm grasp on Cloud Security, leveraging Linux and Windows operating systems using teh AWS console and CLI.
• Used Amazon RDS to manage, create snapshots, and automate teh backup of teh database.
• Responsible for automated Scheduled Builds/Emergency Builds and Release using Maven for an Enterprise application (J2EE).
• Maintained build related scripts developed in teh shell for Maven builds. Created and modified build configuration files including POM.xml.
• Managed Maven project dependencies by creating parent-child relationships between Projects.
• Configured and monitored distributed and multi-platform servers using chef.
• Installed and maintained Chef on teh different environment like Linux distribution, windows (agents), Mac.
• Designing and implementing CI system: configuring Jenkins servers, Jenkins nodes, and Hudson.
• Responsible for User Management, Administration, Group Management, Slave Management, new job setup in Jenkins.
• BuildJavacode on to different Jenkins servers as per teh schedule and Integrated Jenkins wif Bugzilla, GitHub.
• Used Perl/Shell scripting for building and deploying java application to target environments.
• Evaluated Docker container technology to replace some virtual environments.
• Virtualized teh servers using teh Docker for teh test environments and dev-environment needs.
• Maintained user account across teh network usingChefWork wifDockerfor convenient environment setup of teh test environments.
• Managing virtual machines using VM ware, Oracle Virtual box, Docker.
• Created and maintained teh Power Shell scripts and Perl scripts deployment scripts for Tomcat application servers.
• Built and Deployed Java/J2EE to a web application server in a Kanban continuous integration environment and automated teh whole process.
• Production support of Apache and JBoss including installation, configuration, management, and troubleshooting.
• Installed and configured JFrog Artifactory repository, published snapshot and release versioned artifacts into Artifactory.
• Responsibility to perform teh Security Scans, defect tracking, defect reporting and defect reproducing using SonarQube, Bugzilla, and JMeter.

Environment:  AWS, Docker, GIT, SVN, Jenkins, Hudson, Maven, Chef, Shell, Pearl, Java, Apache, JBoss, JFrog, SonarQube, Bugzilla, JMeter, Auto-scaling, VPC.

DevOps Engineer

Confidential

Responsibilities:

• Migration of teh Java Source Code from Apache Subversion (SVN) to GIT HUB, and teh migration from GIT Hub to BIT Bucket.
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Developed GIT hooks for teh local repository, code commit and remote repository, code push functionality
• Build a CI/CD pipeline using Jenkins to automate teh process using teh python and Bash script.
• Migrating teh data to respective DEV and QA Oracle database before doing code roll-out.
• Work wif product development to resolve build-related issues in all projects.
• Responsible for teh building and deploying teh artifacts into DEV, SIT and QA Environments.
• Gatheird all teh stakeholder approvals, necessary signoffs while acting as a release manager for two development teams.
• Monitor teh UAT/Production Environments for any down time issues by performing regular Cronjob updates in servers.
• Used MySQL, Dynamo DB and ElastiCache to perform basic database administration build.
• Managed teh artifacts generated by Maven and Gradle in teh Nexus repository
• Used Subversion as version Control for maintaining teh versions.
• Used Apache Tomcat as application server for deploying teh artifacts.
• Maintained build related scripts developed in teh shell for Maven builds. Created and modified build configuration files including POM.xml.
• Designed and implemented scalable, secure cloud architecture based on Amazon Web Services(AWS).
• A firm grasp on Cloud Security, leveraging Linux and Windows operating systems using teh AWS console and CLI.
• Managed Maven project dependencies by creating parent-child relationships between Projects.
• Configured and monitored distributed and multi-platform servers using chef.
• Installed and maintained Chef on teh different environment like Linux distribution, windows (agents), Mac.
• Designing and implementing CI system: configuring Jenkins servers, Jenkins nodes, and Hudson.
• Responsible for User Management, Administration, Group Management, Slave Management, new job setup in Jenkins.
• Managed & performed environment related configuration changes as a part of deployment.
• Generated Perl scripts for build activities in QA, Staging and Production environments.
• Used tracking tool JIRA and triaged teh issues and maintained bugs using JIRA tool.

Environment: RedHat Enterprise Linux, CentOS, Ubuntu, GIT Hub, BIT Bucket, ANT, Maven, Jenkins, Jira, Shell, YAML, Ruby, Perl, Subversion, Python, Bash, JBOSS, MySQL, Dynamo DB, ElastiCache.

Build and Release Engineer

Confidential

Responsibilities:

• Responsible for versioning teh source code, releasing binary files, creating and applying labels on source files and release files.
• Efficient in tracing complex build problems, release issues and environment issues in a multi component environment.
• Analyze and resolve compilation and deployment errors related to code development, branching, merging and building of source code.
• Creating teh AWS Security groups to enable firewall
• Created and updated Puppet manifests and modules, files, and packages stored in teh GIT repository
• Test cloud level deployments in AWS (Amazon Web Services) for future cloud deployments.
• Managed Linux staging and testing environments and also automated application packaging and deployments
• Configured and managed Nagios for monitoring over existing AWS Cloud platform.
• Build Nagios monitors for new services being deployed.
• Supported Puppet master server and around 500+ Clients by installing agents and managed multiple modules
• Defined instances in code, next to relevant configuration on what running and tan created teh instances via Puppet.
• Involved in editing teh existing ANT/MAVEN files in case of errors or changes in teh project requirements.
• Connected continuous integration system wif GIT version control repository and continually build as teh check-in’s come from teh developer
• Integrate GIT into Jenkins to automate teh code check-out process.
• Responsible for User Management, Plugin Management and End-to-End automation of Build and Deployment process using Jenkins.
• Experience wif Build Management tools like Maven for writing build.xml and Pom.xml
• Managed teh Maven Repository using Nexus tool and used teh same to share teh snapshots and releases of internal projects.
• Worked wif Oracle Database Admin to keep all teh specified tables as assigned by developments in sync for every release.
• Used Oracle to connect to various databases and to check for teh invalid objects after and before each release.
• Build and maintain SQL scripts and execute different scripts for different environments.
• Created Instances in Apache Webserver and JBOSS Application server in QA and Production environments.
• Documented teh SCM process and policies of teh company and recommended some process changes.
• Worked wif scrum and development team in overseeing bug tracking, test prioritization, test automation and releases.
• Maintain and enhance current build procedures for all software development projects.

Environment: Jenkins, Maven, GIT, Puppet, SQL Scripts, Python, Nexus, Oracle 10g, Apache, JBOSS Application Server, Cloud computing

Linux Administrator

Confidential

Responsibilities:

• Installation, Configuration& Upgrade ofRedhatLinux operating system.
• Prepare specs for new infrastructure andVMware servers, disk storage, and network switches, routers, firewalls, and VPN's.
• Administered Linux servers for several functions including managingApache/Tomcatserver,mailserver,and MySQLdatabases in both development and production.
• Installed Redhat Linux using Kickstart and applied security patches for hardening teh server based on teh company's policies.
• Created users, manage userAdministered, maintainedRed Hat 3.0,4.0,5.0, 6.0 AS,ES, Troubleshooting Hardware, Operating System Application & Network problems and performance issues; Deployed latest patches for, Linux and Application servers, performed Red Hat Linux kernel Tuning
• Experience in implementing and configuring network services such asHTTP, DHCP, and TFTP.
• Install and configureDHCP,DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3),and file servers on Linux servers.
• Createfile transfer serverfor customer data exchange.
• Automate network permissions, maintain User & File System quota on Redhat Linux.
• Bashshell-scripts to automate routine activities.
• Migrated database applications from Windows 2000 Server to Linux server.
• Installing and setting up Oracle9i on Linux for teh development team.
• Capacity Planning, Infrastructure design and ordering systems.
• Successfully installed and configuredNAGIOSmonitoring system to monitor teh production server environment.
• Attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment.
• Design, build, and maintain production servers andRAIDstorage system.
• Diagnosed hardware and software problems and provided solution to them.

Environment: Red Hat Linux 3.0,4.0,5.0 AS ES, HP-DL585, Oracle 9i/10g, VMware, Tomcat 3.x,4.x,5.x, Apache Server 1.x,2.x, shell scripting