SUMMARY

• Certified AWS DevOps/Build Engineer offering 8 years of experience solving complex problems with creative solutions, supporting development and operations environments.
• Experience with CI(Continuous Integration) and CD(Continuous Deployment) methodologies using Jenkins,AWS and C.Mtools in an Agile Environmenttools
• Expertise in Amazon AWS Cloud Administration which includes servers:EC2, S3, EBS,VPC, ELB, Route 53, Auto Scaling, Security Groups, Redshift, andCloudFormation.
• Expertise on using Amazon AWS API tools like: Linux Command line, Puppet integrated AWS API tools.
• Excellent configuration management usingChef, puppet,Ansible.
• Expert in capturing the entire "Infrastructure as Code" using tools likeTerraform,Packer.
• Experience in writing basic modules for Puppet and good understanding analyzing manifests and configuration experience with software provisioning tools likeChef, puppetand knowledge onVagrant.
• Responsible for large - scalepuppetimplementation and maintenance.puppetmanifests creation, testing and implementation.
• Experienced in WritingChef Recipesto automate our build/deployment process and do an overall process improvement to any manual processes and Managed many software configuration files by usingChef.
• Migrated services toOpenStackan open source software platform for cloud service design, network layout data migration, automation, monitoring, deployments and cutover, documentation, overall plan, cost,analysis.
• Extensive experience using MAVEN, GradleandANTas build tools for building of deployable artifacts (JAR, WAR&EAR) from source code.
• Experience in working on source control tools likeTortoise SVN, CVS, IBM Clear case, PerforceandGIT.Primarily used Ruby to writeGITapplications
• Designed and implemented container managed unit and integration test framework usingJenkins,Maven,Mockito,Git,JIRA,VMWare Fusion,DockerandAnsible.
• Experience with container based deployments usingDocker, working withDockerimages,DockerhubandDockerregistries.
• Well used and experience in deploying the code through web application servers likeWeb Sphere, WebLogic, Apache Tomcat.
• Strong use scripting languages like Python,Ruby,Perl,BashandShellconfiguration
• Integration of Maven/Nexus,Jenkins, Urban Code Deploy with Patterns/Release,Git,Confluence,JIRAandCloud Foundry.
• Expertise in installing, configuring and managingWEB LOGIC, Apache, and VMware Serverin clustered environments for High Availability, Load balancing and fail over.
• Proficient in configuring Jump Startand Kick Start servers to initiate installation of Solaris and RedHat Linuxon several machines at once.
• Implementations of automatic secureSSHLogin, User and Group administration.
• Experience in administering VMware infrastructure, includingESX 4.xand5.x,vCenter, vSphere 5.xand associated VMware products. Creation of VMs, cloning and migrations of the Virtual Machines onVMware vSphere.
• Installation of Packages, Patches and maintenance &RPM updateson Linux.
• Installation, Configuration and Management of RDBMS andNoSqltools such asMySQL,DB2,PostgreSQL,MongoDB&Cassandra.
• Strong interpersonal and communication skills and the ability to work effectively. 24x7 on call support.

TECHNICAL SKILLS

Versioning Tools: CVS, Subversion, Clear case, GIT.

Configuration management Tools: Puppet, Chef, Ansible

Cloud Infrastructure: AWS,GCP,Openstack,Azure.

CI Tools: Jenkins, Bamboo,rundeck, travis CI

Build Tools: ANT, MAVEN, Griddle

Bug Tracking Tools: JIRA, Rally, Remedy and IBM ClearQuest.

Languages: C++, PL/SQL and Java/J2EE.

Programming& Scripting: PL/SQL, Java AWT/Swing, C#, ASP.Net, XML, HTML, Shell, Python, WLST, Batch, Perl, Ruby.

Operating System: Windows, Linux, Unix, Mac OS.

Web Technologies: Java Script, Servlets, JDBC, JSP.

Web/App server: Web logic, Web Sphere, Apache Tomcat, AWS.

Database: Postgresql, mangoDB, Cassendra DB,Oracle 9i/10g, SQL SERVER, MySQL

PROFESSIONAL EXPERIENCE

Confidential, MN

CLOUD/DEVOPS ENGINEER

Responsibilities:

• Creating Amazon EC2 instances using command line calls and troubleshoot the most common problems with instances and monitor the health of Amazon EC2 instances and otherAWSservices.
• Involved in supporting cloud instances running Linux and Windows onAWS, experience with Elastic IP, Security Groups and Virtual Private Cloud inAWS.
• Extensive experience on configuringAmazon EC2,Amazon S3, Amazon Elastic LoadBalancing IAMandSecurity Groupsin Public and Private Subnets inVPCand other services in theAWS
• Azure Resource Manager (ARM) provides security, auditing, and tagging features to help you manage your resources after deployment.
• Used Azure Resource Manager (ARM) to deploy, update, or delete all the resources for your solution in a single, coordinated operation.
• Creating Json deployment templates for provisioning virtual networks, subnets, VM Scale Sets, Load balancers and NAT rules. Define set of resources and specifying deployment parameters to Azure Resource Manager (ARM) templates to creating resource group of virtual machines
• Using Azure Functions to integrate applications and run backend processes according to schedules without provisioning/managing servers.
• Experience installing, upgrading, and configuringRedHat Linux4.x, 5.x, 6.x using Kickstart Servers and Interactive Installation.
• Experience with various MVC Java frameworks like Angular.JS, EXT.JS, Backbone.JS,Node.JS, EmberJS, BootstrapJS, RequireJs, D3.JS, etc.Responsible for developing the partner Homepages using HTML5, CSS3, JavaScript, React JS, Node JS and JQuery
• Worked with npm commands and using package.json for managing dependencies and dev-dependencies ofnodejsapplications.
• Used AWS Beanstalk for deploying and scaling web applications and services developed with Java 8, PHP,Node.js, Python on familiar servers such as Apache camel.
• Ability to analyze, design and implement cloud migration strategies.
• Used Rabbit Mq for Message Queuing and Microservices like SOA with ESBand Kafka.
• Used Docker, spring Boot, JBOSS, Azure, cassandra.
• Used JSF as user interface web application.
• Managed network security usingLoad balancer,Auto-scaling,Security groupsandNACL.
• UtilizedAWSCLI to automate backups of ephemeral data-stores toS3 buckets,EBSand create nightlyAMIsfor mission critical production servers as backups.
• Maintained and developedDocker imagesfor a tech stack including Cassandra, Kafka, Apache, and several in house written Java services running inGoogle Cloud Platform (GCP)on Kubernetes.
• Extensively used Google stackdriver for monitoring the logs of bothGKEandGCPinstances and configured alerts from Stackdriver for some scenarios.
• Involved in Setup and Configuration ofPuppetConfiguration Management.
• Installed and configured an automated toolPuppetthat included the installation and configuration of thePuppetmaster, agent nodes and an admin control workstation.
• Involved inChefandPuppetfor Deployment on Multiple platforms.
• ImplementedChefCookbooks for OS component configuration to keep AWS server's template minimal.
• WrittenChefCookbooks for various DB configurations to modularize and optimize end product configuration.
• Worked onOpenshiftPaaS product architecture andworked on creatingOpenshiftnamespaces for on-prem applications migrating to cloud.
• Virtualized the servers usingDockerfor the test environments and dev-environments needs, also configuration automation usingDockercontainers.
• Experience in creatingDockerContainers leveraging existing Linux Containers and AMI's in addition to creatingDockerContainers from scratch on both Linux and Windows servers.
• Container clustering withDocker SwanMesos/Kubernetes.
• Worked with AmazonAWS/EC2, and Google'sDockerbased cluster management environmentKubernetes.
• CreatingJenkinsjobs and distributing load onJenkinsserver by configuring Jenkins nodes which will enable parallel builds.
• Extensively worked onJenkins CI/CD pipelinejobs for end-to-end automation to build, test and deliver artifacts and Troubleshoot the build issue during the Jenkins build process.
• Managing Jenkins artifacts inNexus repositoryand versioning the artifacts with time stamp, Deploying artifacts into servers inAWScloud with ansible and Jenkins.
• Created continuous integration system usingAnt,Jenkins,Puppet full automation,Continuous Integration, faster and flawless deployments.
• Installed and administeredGITsource code tool and ensured the reliability of the application as well as designed the branching strategies forGIT.
• Deployed and configured Git repositories with branching, forks, tagging, merge requests, and notifications.
• Installed/Configured and Managed Nexus RepositoryManager and all the Repositories, Created the Release process of the artifacts.
• Experience on working with on-premises network, application, server monitoring tools likeNagios,Splunk,AppDynamicsand onAWSwithCloudWatch monitoring tool.
• Experienced in working on Scrpting languages Python,Ruby,Shell,Bah.
• Worked on installation, configuration and maintenance Debi an/Redhat, CentOS and Suse Servers at multiple Data Centers.
• Experience installing, upgrading, and configuringRedHat Linux4.x, 5.x, 6.x using Kickstart Servers and Interactive Installation.
• Managed systems routine backup, scheduling jobs, enabling cron jobs, enabling System logging and network logging of servers for maintenance.
• Experienced working with Logical Volume Manager (LVM) in creating physical volumes, volume groups and logical volumes, extending and resizing the volume groups when needed.

Environment: AWS,Jenkins,GCP,Openshift, Puppet,Chef,Docker,Python,Ruby,Linux,Unix,Apache Tomcat

Confidential

AWS/DEVOPS ENGINEER

Responsibilies:

• CreatedAWSLaunch configurations based on customized AMI and use this launch configuration to configureauto scaling groupsand Implemented AWS solutions usingEC2,S3,RDS,DynamoDb,Route53,EBS,Elastic Load Balancer,Auto scaling groups.
• Involved in reviewing and assessing current infrastructure to be migrated to theAWScloud platform.
• ConfiguredAWSIAM and Security Group in Public and Private Subnets inVPC.
• Worked with IAM service creating new IAM users & groups, defining roles and policies andIdentity providers.
• CreatedAWSRoute53 to route traffic between different region.Involved in reviewing and assessing current infrastructure to be migrated to theAWScloud platform.
• Responsible to maintain the networking form cloud back to On-Prem connectivity and no direct internet access from cloud VPC to the Internet.
• UsedAWSBeanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js,Python,Ruby, andDockeron familiar servers such as Apache, and IIS.
• DesignedAWSCloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• ManageAWSEC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our SIT,UAT,Prod and DR environments as well as infrastructure servers forGITandPuppet.
• Experience in Setting up the build and deployment automation forTerraformscripts using Jenkins.
• Provisioned the highly available EC2 Instances usingTerraformand cloud formation and wrote new plugins to support new functionality inTerraform.
• Involved in usingTerraformmigrate legacy and monolithic systems to Amazon Web Services.
• Deploy and monitor scalable infrastructure on Amazon web services (AWS) & configuration management using chef. Collaborate in the automation of AWS infrastructure viaTerraformand Jenkins - software and services configuration via chef cookbooks.
• Knowledge of Chef and Puppetas Configuration management tool, to automate repetitive tasks, quickly deploy critical applications, and proactively manage change. Manage deployment automation usingPuppet, MCollective, Hiera, Custom Puppet modules, Ruby.
• Implementing a Continuous Delivery framework using Jira, SVN, Bamboo, maven &Nexus,Puppetin Linux environment.
• Extensive experience in using Build Automation tools like,ANT,Maven, ArtifactoryandJenkins.
• Extensively worked on forJenkinscontinuous integration and for End to End automation for all build.
• Performance monitoring, tuning and troubleshooting WebSphere, WebLogic,JBOSS, Tomcat and Apache server instances.
• Experience on complete software development life cycle (SDLC) with software development models likeJira, Agile Scrum Model, Prototype model & RUP, Waterfall model.
• SecuredJBOSSEAP 6 by configuring security domains, security realms, and LDAP authentication Actively worked on DR exercise and brought up applications successfully during DR exercise.
• Installation & Configuration of Apache WebServer and make junction works for the transportation of application through a WebServer.
• Integrated Version Control ClearCase with JIRA(Change Control tool) In order to acquire more traceability of the Issues & changes.
• Worked on python scripts for Webspheredeployments.
• Worked on end to end setup of theArtifactorypro as acontainer with a secure privateDockerregistry and localDockerrepositories for storing the builtDockerimages.Docker
• Worked on deployment automation of all themicroservicesto pull image from the privatenDockerregistry and deploy to swarm cluster.
• Hands-on experience in Diagnosing, troubleshooting various networking, hardware &Linux / UNIXserver services issues and performing preventive maintenance.
• Performing two types of Server migration one fromPhysical to Virtual (P2V)and another fromVirtual to Physical (V2P).
• Involved in developing Splunk queries and dashboards targeted at understanding application performance and capacity analysis.
• Monitored the performance of the system using top, sar, ps, vmstat, netstat, iostat and cpuinfo to check the CPU utilization, bottlenecks of I/O devices, memory usage and network traffic.
• Perform software installations and upgrades toLinux systemsand maintaining them in accordance with established policies, procedures and service level agreements.system.

Environment: AWS,Jenkins,,Terraform,Linux,Chef,Ant,Maven,Puppet,Chef,Docker,OpenstackRuby,Ansible,Unix,Apache Tomcat,JBOSS,Websphere.

Confidential, Worcester, MA

DEVOPS ENGINEER

Responsibilities:

• Design, investigation and implementation of public facing websites onAmazon Web Services (AWS).
• UsingJenkins, Amazon Web Services (AWS)Code Deploy plugin to deploy toAWS.
• ConfiguredElastic Load BalancerswithEC2Auto scaling groups.
• Created a universalCloudformationtemplate where the environment’s values are dynamically calculated based on client specific parameters during deployment.
• Configuration ofVPC, security groups, launching instances, databases and configuration of storage in AWS usingEC2,S3,Route 53
• Worked on theCloudformationtemplate into GitHub for versioning as part of the continuous integration process
• Supporting/EnhancingLamdafunctions inAWSthat queries elastic search cluster for producing Servers.
• ImplementedAWSsolutions usingEC2, S3, RDS, Elastic Load Balancer and Auto scaling groups.
• Created and successfully demonstrated the initial POC on AWS Cloud usingEC2,ELB, andAWS APIGateway.
• Wrote a multithreaded process to migrate records from database toAWS S3andDynamo DBtables for state storage of activities
• Migrating to ansible and triggeringpuppetscripts throughansiblefor some legacy applications and saving allyaml scriptsongit labdistributed version control systems, hence running the scripts throughJenkins.
• Experience in Designing, Installing and ImplementingAnsibleconfiguration management system and in writing playbooks forAnsibleand deploying applications.
• Manage deployment automation usingCHEF,HIERA, andRUBY.
• Worked withAWSCloud management andCHEFAutomation.
• UsingAnsibleand basic knowledge of writing playbooks.
• DeployedDockerEngines in Virtualized Platforms for containerization of multiple applications.
• Installing and configuring the applications likeDockertool andKubernetesfor the Orchestration purpose.
• Implemented Ansible to manage all existing servers and automate the build/configuration of newAnsible Play Books.
• Wrote Ansible Playbooks withPythonSSHas the Wrapper to Manage Configurations of AWS Nodes and Test Playbooks on AWS instances using Python. RunAnsibleScripts to provisionDev servers.
• Expert in Configuring and Integrating the Servers with different environments to automatically provisioning and creating new machines using Configuration management/provisioning tools likeCHEFandPUPPET.
• Installed/Configured/Managed Puppet Master/Agent. Wrote customModulesandManifests, downloaded pre-written modules frompuppet-forge.Upgradation or Migration of Puppet community and Puppet Enterprise.
• Developed OpenStack infrastructure with automation and configuration management tools such asAnsible,Puppet, or custom-built cloud hosted applications
• Proficient in using OpenStack services including: Ceilometer, Keystone, Swift.
• Integration of Maven/Nexus, Jenkins, Urban Code Deploy with Patterns/Release, Git,Confluence,JIRAandCloud Foundry.
• Wrote custom puppet modules for managing the full application stackTomcat,httpd,MySQLJava.
• Developed automation and deployment utilities usingRuby,Bash, andPowerShell.
• Experience developing Splunk queries and dashboards targeted at understanding application performance and capacity analysis.
• Created automation and deployment templates for relational andNOSQLdatabases (standalone and RDS), includingMSSQL,MYSQL,MongoDB,MariaDBin AWS.
• Created and maintained continuous build and continuous integration environments inSCRUMandAGILEprojects.
• Used these scripts to replicate production build environments on a local dev boxes usingVAGRANTandVIRTUAL BOX.

Environment: SVN, Jira, Maven, ANT, Jenkins, Chef, PUPPET, Web Sphere Application Servers, Jboss Application Servers, Anthill Pro, Sandbox, AWS, DATABASE, LINUX, VMWARE

Confidential

DEVOPS ENGINEER

Responsibilities:

• Responsible for the building and deploying the artifacts intoDEV,SITandQAEnvironments.
• Designed and implemented scalable, secure cloud architecture based onAmazon Web Services. LeveragedAWScloud services such asEC2; auto-scaling;andVPC (Virtual Private Cloud)to build secure, highly scalable and flexible systems that handled expected and unexpected load bursts, and are able to quickly evolve during development iterations.
• Wrote Python Scripts to Monitor Variety of Services & Perl Scripts with Hash/Arrays to Insert/Delete/Modify content in multiple servers.
• Worked on OpenStack and its components like Nova, Glance, Swift, Sahara and Manila.
• Designing and implementing fully automated server build management, monitoring and deployment By Using Technologies likeChef, Puppet.
• Enhanced Configuration Management using (PUPPET) to assist with automated, repeatable, and consist configuration and application deployments, treating infrastructure-as-code.
• Implemented multiple high-performance MongoDB replica sets onEC2with robust reliability.
• Fundamental mastery of theAWScloud computing platform, and its many dimensions of scalability - including but not limited to: VPC (Virtual Private Cloud),EC2, load-balancing with ELB, messaging with SQS (and scalable non-AWS alternatives), auto-scaling architectures.
• Created GIT configuration record for builds using derived objects generated during build audit process.
• Managed all the bugs and changes into a production environment using theJIRAtracking tool.
• Configured and automated theJenkinsBuild jobs for Continuous Integration.
• UsedApache Tomcatasapplication server for deploying the artifacts and using configurations ofPuppetandChef.
• Securing Linux servers by hardening the OS usingIPtables, SELinux and RKHunter.
• Developed UNIX for the purpose of manual deployment of the code to the different environments and E-mail the team when the build is completed.
• Expertise in implementation and maintenance of ApacheHTTPD, SMTP, DHCP, NFS, NIS,NIS+, LDAP, DNS, SAMBA, SQUID, Postfix,Send mail, FTP, Remote Access, Security Management & Security trouble shooting skills.
• Coordinated Release effort amongst various teams (Integration, QA, Testing, and Business Analysis) in geographically separated environment.
• Executed the DB Scripts (DML’s), which have dependencies on the code onOracle DB.
• Documented the deployment process (Migration Doc) of code to production.

Environment: Environment: GIT, Maven, Nexus, Tomcat, UNIX & Perl scripts, Jira, Shell scripts, AWS, Jenkins, Cobertura, PMD, Remedy, Find bugs, check style.

Confidential

System Engineer-Automation

Responsibilities:

• Involved in troubleshooting ofRed Hat Linuxserver issues and hardware issues and replacements.
• Installed/Configured/ManagedPuppetMaster/Agent.
• Secured Linux servers by hardening the OS usingIPtables, SELinuxandrkhunter.
• Created customized Kickstart profiles for each server and making ISO to build the server.
• Wrote customModules and Manifests, downloaded pre-written modules from puppet-forge
• Developed OpenStack infrastructure with automation and configuration management tools such as Puppet, or custom-built cloud hosted applications.
• Administered and EngineeredJenkinsfor managing weekly Build, Test and Deploy chain.
• Automated Weekly releases withANT/Mavenscripting for Compiling Java Code, Debugging and Placing Builds into Maven Repository.
• Wrote Python Scriptsto Monitor Variety of Services &Perl Scriptswith Hash/Arrays to Insert/Delete/Modify content in multiple servers.
• Applied patches every quarter regularly to meet audit requirements usingOracle Ops Center, Red Hat Satellite server, Up2Date,YUM, RPMtools.
• Designed and implemented fully automated server builds management, monitoring and deployment By UsingPuppet.
• Worked on User account management, and usedPerl, shell scripting (ksh, bash)to automate administration tasks.
• Worked onSub versioningtools LikeSVNandGIT.
• Worked onJBoss,Apache,Mail Server, andFirewallin both development and Production. Worked on various scripting language likeBash, Shell, Ruby, Perl, Python.
• Worked on cloud environment,Open Stackand created instances and migrated various applications toOpen Stack.
• Worked onJenkins,Team CityandBamboofor continuous integration and for End-to-End automation for all build and deployments.
• Worked with the team to manage the processing of incoming support requests ensuring effective and timely resolution of issues. Coordinate with other departments to ensure problems are satisfactorily resolved.

Environment: Java, Hibernate, Spring MVC, jQuery, IIS 7.0, Tomcat, Oracle11g, HP Vertica, Atlassian Bamboo, Chef, JIRA, Clover, JUnit,Bash,Perl, JMock, Maven, Nexus, NUnit, Moq,Subversion, Git, Linux,Windows,Bash and Python.

Confidential, Dallas, TX

AWS/DEVOPS ENGINEER

Responsibilities:

• Created AWS Launch configurations based on customized AMI and use this launch configuration to configureauto scaling groupsand Implemented AWS solutions usingEC2,S3,RDS,DynamoDb,Route53,EBS,Elastic Load Balancer,Auto scaling groups.
• Involved in reviewing and assessing current infrastructure to be migrated to theAWScloud platform.
• Configured AWS IAM and Security Group in Public and Private Subnets inVPC.
• Worked with IAM service creating new IAM users & groups, defining roles and policies andIdentity providers.
• Created AWS Route53 to route traffic between different region.Involved in reviewing and assessing current infrastructure to be migrated to theAWScloud platform.
• Responsible to maintain the networking form cloud back to On-Prem connectivity and no direct internet access from cloud VPC to the Internet.
• Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js,Python,Ruby, andDockeron familiar servers such as Apache, and IIS.
• Designed AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our SIT,UAT,Prod and DR environments as well as infrastructure servers forGITandPuppet.
• Experience in Setting up the build and deployment automation forTerraformscripts using Jenkins.
• Provisioned the highly available EC2 Instances usingTerraform and cloud formation and wrote new plugins to support new functionality inTerraform.
• Involved in using Terraform migrate legacy and monolithic systems to Amazon Web Services.
• Deploy and monitor scalable infrastructure on Amazon web services (AWS) & configuration management using chef. Collaborate in the automation of AWS infrastructure viaTerraformand Jenkins - software and services configuration via chef cookbooks.
• Knowledge of Chef and Puppetas Configuration management tool, to automate repetitive tasks, quickly deploy critical applications, and proactively manage change. Manage deployment automation usingPuppet, MCollective, Hiera, CustomPuppetmodules, Ruby.
• Implementing a Continuous Delivery framework using Jira, SVN, Bamboo, maven &Nexus,Puppetin Linux environment.
• Extensive experience in using Build Automation tools like,ANT,Maven, ArtifactoryandJenkins.
• Extensively worked on forJenkinscontinuous integration and for End to End automation for all build.
• Performance monitoring, tuning and troubleshooting WebSphere, WebLogic,JBOSS, Tomcat and Apache server instances.
• Experience on complete software development life cycle (SDLC) with software development models likeJira, Agile Scrum Model, Prototype model & RUP, Waterfall model.
• Secured JBOSS EAP 6 by configuring security domains, security realms, and LDAP authentication Actively worked on DR exercise and brought up applications successfully during DR exercise.
• Installation & Configuration ofApacheWebServer and make junction works for the transportation of application through a WebServer.
• Integrated Version ControlClearCasewithJIRA(Change Control tool) In order to acquire more traceability of the Issues & changes.
• Worked on python scripts forWebspheredeployments.
• Worked on end to end setup of theArtifactorypro as acontainer with a secure privateDockerregistry and localDockerrepositories for storing the builtDockerimages.Docker
• Worked on deployment automation of all themicroservicesto pull image from the privatenDockerregistry and deploy to swarm cluster.
• Hands-on experience in Diagnosing, troubleshooting various networking, hardware &Linux / UNIXserver services issues and performing preventive maintenance.
• Performing two types of Server migration one fromPhysical to Virtual (P2V)and another fromVirtual to Physical (V2P).
• Involved in developingSplunkqueries and dashboards targeted at understanding application performance and capacity analysis.
• Monitored the performance of the system using top, sar, ps, vmstat, netstat, iostat and cpuinfo to check the CPU utilization, bottlenecks of I/O devices, memory usage and network traffic.
• Perform software installations and upgrades toLinux systemsand maintaining them in accordance with established policies, procedures and service level agreements.system.

Environment: AWS,Jenkins,,Terraform,Linux,Chef,Ant,Maven,Puppet,Chef,Docker,OpenstackRuby,Ansible,Unix,Apache Tomcat,JBOSS,Websphere.

Confidential, Miami, FL

Linux Administrator

Responsibilities:

• Administered, maintainedRed Hat 4.0,5.0AS,ES,CentOS 5.3/5.4 troubleshooting hardware, operating system, applications & network problems and performance issues.
• Installed, configured and maintained HP-UX Linux and Solaris servers.
• Hand on experience with installed and configured Citrix Xen servers.
• Deployed latest patches performed Red Hat Linux,andKernel Tuning.
• Install and configureDHCP,DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3),and file servers on AIX andSuse Linuxservers.
• Migrated database applications from Windows 2000 Server to Linux server.
• Provided production support ofApacheandJBossincluding installation, configuration, and management and troubleshooting.
• Implemented virtualization usingVMwarein Linux on HP-DL585 and IBM-z/VM series.
• Linux kernel, memory upgrades and swaps area and performed Red hat LinuxKickstartinstallations.
• Implemented day-to-day tasks in Red Hat Linux that include upgradingrpms,kernel,HBA driver, configuringSAN Disks,multipathingandLVM file system.
• Worked on Webservers;JBoss, Tomcat 5.x/4.x/3.x & Apache Server 2.x/1. x.
• Apache/Tomcatserver,mailserver,MySQLdatabase, and firewalls in both development and production.
• Working in experience Cisco IOS/IOS-XR/NX-OS, Juniper JUNOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, and BGP.
• Setup network printers and installed client/server applications. Defined/setup network protocols, Network File Services (NFS), and Network Information Services (NIS) in Linux and AIX systems.
• Provided support by 24x7 shift rotation basis and pager support.

Environment: Red Hat Linux 4.0,5.0 AS ES, CentOS 5.1/5.2/5.3, AIX, Suse Linux, HP-DL585, Solaris10, HACMP, Net backup, SAN Storage, 4.5.5, Oracle 9i, Samba, NT/2000 Server, Websphere, Web Logic 8.1, VMware ESX 2.x, Tomcat, Cisco IOS, Apache Server 1.x,2.x,Jboss 5.0.

Confidential, Savannah, GA

Linux Administrator

Responsibilities:

• Installation ofUNIX /Linux,VERITASand building various environments.
• Worked on troubleshooting issues related toNFS, NIS, LVM, Grub corruption, configuration & maintenance ofRAID (level 0,1,5),troubleshooting VERITAS Volume Management and cluster server environment.
• Performed production support & Systems engineering duties related to Redhat system administration likeDNS, DHCP, NFS, NIS, LDAP, user account maintenance, backup & recovery, Auto-mounting, License Management, Printer configuration.
• Interaction with the clients for gathering the requirements, so as to design and plan the software and hardware infrastructure also handled installation and configuration of SQUID Web proxy.
• Disaster Recovery and Change Management: Designed and implemented disaster recovery solutions such as clusters usingVERITAS Clusterserver for storage replication and to allow seamless failover of IP on the DR site.
• Managed e-mail systems, includingPOP, SMTP, text, and web-based clients, as well as virus scanning/filtering software; Installed, configured and managed DNS service for several domains; Performed OS installations and configuration for testing and implementing server environment based on virtualization.
• Worked with different Linux Utilities likeKICKSTART, SSH, FTP, AUTOFS, Quota Management, wrappers, User Management, Process Management, Memory Management, and Text processing tools, Log Management, Package Management, Disk Management and Swap Partition/Files Management.
• Handled installation and configuration ofSendmail and Postfix.
• Involved in weekly meeting and discussion to change management, datacenter and infrastructure issues.
• To provide ongoing support in systems management and administration ofLINUX/UNIXin global-scale environment.
• Provided 24x7supports for various divisions within the Company and resolve all production issues in a time sensitive environment.

Environment: s: Redhat Linux 3,4,5, Switches, VMware ESX 5.1, oracle 11, VERITAS Cluster Server 5, and VERITAS Operations Manager.