SUMMARY

• Over 9 years of experience in AWS/DevOps, Build and Release management involving extensive work towards code compilation, packaging, building, and debugging, automating, managing, monitoring, tuning and deploying code across multiple/distributed environments.
• Extensive experience in the design and implementation of Continuous Integration, Continuous Delivery, Continuous Deployment and DevOps processes for agile projects.
• Extensive hands on experience in Configuration Management policies and practices with regards to SDLC along with automation of scripting using BASH, PowerShell, Perl scripting.
• Experienced in Build/Release management, Change/Incident management and ITSM using BMC Remedy.
• Experience in Administration and Architecture of Amazon AWS cloud platform.
• Excellent experience in code as infrastructure using AWS Cloud Formation and Terraform.
• Experience in using AWS including EC2, Auto - Scaling in launching EC2 instances, Elastic Load Balancer, Elastic Beanstalk, S3, Glacier, Cloud Front, RDS, Amazon Dynamo DB, VPC, Route53, Cloud Watch, Cloud Formation, IAM, SNS.
• Experienced in Administration of Production, Development and Test environment’s carrying Windows, Red Hat Linux, Centos servers.
• Extensive experience with configuration management tools Chef with AWS OpsWorks,Elastic Beanstalk andthenlaunch, scale Docker containers in production using Apache Mesos and Marathonand/or configuration management automation.
• Experienced in installing, setting up &troubleshooting the Chef Master, agents, create and automate platform environment setup using Knife and Cookbooks.
• Experience in working on source code management tools like Subversion (SVN), and GIT.
• Experienced in Continuous Integration process such as perform software build, run shell scripts, deploy artifacts (war & ear) from source code, archive the build results, CRON jobs, monitors execution steps using Jenkins, Apache Maven and ANT.
• Extensively worked on Hudson, Jenkins for continuous integration and for end to end automation for all build and deployments.
• Expert in deploying the code through web application servers like WebSphere, Apache Tomcat.
• Experienced in cloud application and server virtualizationusing AWS (Amazon Web Services).
• Experienced in using the Amazon Cloud Watch and the Amazon Simple Notification Service in monitoring the proper functioning of the instances.
• Experienced in writing lambda functions in python to automate system administration jobs.
• Experience in implementing and configuring of Volume Management by using and Logical Volume Manager (LVM) in LINUX.
• Working with Team Foundation Server for source code management, reporting, requirements management, automated builds, testing and release management and integrated with Dev environments IDEs.
• Expertise in Installing and Managing HTTP, FTP, SSH, DNS etc.
• Good experience in reviewing system logs files for errors, setting up CRON jobs for backups and monitoring process and also, write detailed descriptions of user needs, application design, program functions, and steps required to modify computer systems and ensure compliance.
• Hands-on experience in building and maintaining Active Directory and LDAP environments.
• Maintain or perform system upgrades, including installing up to date patches and service packs.
• Expertise in trouble shooting and tuning the problems generated while building, deploying and also in production support.
• Assist with SSL installations, on NGINX server.
• Ability in managing all aspects of the software configuration management process including code compilation, packaging / deployment / release methodology, and application configurations.
• Expertise in design with Use Case, Sequence diagrams, Activity diagrams, Class diagrams with exposure to UML.
• Provided 24/7 technical supports to Production and development environments.
• Excellent written and verbal communication skills, analytical, problem solving skills, strict attention to detail and ability to work independently, and within a team environment.
• Developed PowerShell Scripts for Active Directory management of Users/Groups.
• Developed PowerShell, PowerCLI and Citrix XenDesktop Scripts for VM Management.

TECHNICAL SKILLS

Operating System: Windows, LINUX

Virtualization: MS Virtual Server 2005 R2, MS Terminal Server 2003, MS SoftGrid, VisualVM

Languages: Java/J2EE, Spring

Scripting Language: Ruby, Python, Perl, HTML5, PHP, Bash/shell Scripting, PowerShell Scripting YAML, JSON.

Databases: Oracle DB, Microsoft SQL Server

Web Servers: WebSphere Application Server, Apache, TFS, Tomcat,NGINX

Web Technologies: JDBC, JSP, HTML, CSS, Java Script, XML, Angular JS, SOAP, REST APIs

Version Control: Tortoise SVN, GIT

Build Tools: Maven, Gradle, Ant, Make and MSBuild

Performance Testing: Load Runner, Gatling

Monitoring Tools: Amazon Cloud Watch, SplunkNagios, Splunk, ElasticSearch, Logstash and Kibana(ELK), CloudTrial, Dynatrace

CI/CD Tools: GitHub, SVN, Jenkins,Cloud Formation, Terraform,Docker,AWS CLI-API, Code Deploy Puppet, Chef, Ansible, Kubernetes

Bug Tracking Tools: JIRA, ClearQuest

Cloud Services: Amazon Web Services(AWS), Azure, OpenStack, Pivotal Cloud Foundry (PCF), Google Cloud Platform (GCP)

PROFESSIONAL EXPERIENCE

Confidential

Sr. DevOps Engineer

Responsibilities:

• Patching OS, system components and updating the OS and firmware using Ansibleplaybooks
• Publishing application updates from DevOps
• Deploying shield components to new servers in various environments
• Organizing ACL (Access control lists) requests for new cluster servers and validating the port connectivity
• Publishing configuration tweaks (i.e. new WAF rules, DevOps password less authentication, etc.)
• Proactive monitoring of systems and effective troubleshooting and tuning.
• Assist with SSL installations, on NGINX server.
• Excellent hands on experience in creating, updating and closing tickets by managing the Problem, Incident and Change requests effectively.
• Reviewing configuration status of servers, managing correction of settings
• Coordinating downtime for hardware/systems maintenance on shield hosts
• Monitoring & correction on traffic, processes, failure messages
• Checking the Splunk and Grafana logs on the cluster servers and monitoring
• Creating service catalogues to Virtual machines
• Provided guidance for over CICD - DevOps Journey.
• Work with development teams and business areas to plan future capacity requirements and hold regular meetings to review usage as well as create, revise, and report any new measurements required to manage distributed environments
• Doing capacity assessment for new requests of servers i.e. calculating CPU and Memory for new servers according to the current/future applications running on the system.
• Creation of JenkinsInfrastructure run books.
• Interacted and attended meetings with Infrastructure/Unix/Middleware Teams to set up Dev/Test/Pre-prod & Prod environments.
• Good experience in reviewing system logs files for errors, setting up CRON jobs for backups and monitoring process and also, write detailed descriptions of user needs, application design, program functions, and steps required to modify computer systems and ensure compliance.
• Maintain or perform system upgrades, including installing up to date patches and service packs.
• Expertise in trouble shooting and tuning the problems generated while building, deploying and also in production support

Confidential, Charlotte, NC

Sr. DevOps/AWS Engineer

Responsibilities:

• Experienced Cloud and DevOps engineer in Automating, Configuring and deploying instances on AWS,Cloud environments and Data centers.
• Expertise in configuring the monitoring and alerting tools according to the requirement like AWS CloudWatch, AWS CloudTrail, Dynatrace, Nagios, Splunk Enterprise, SNMP monitoring for the VPN connections.
• WrittenCloudFormation Templates (CFT) in JSON and YAML format to build the AWS services with the paradigm of Infrastructure as a Code.
• Configure ELK stack in conjunction with AWS and using LogStash to output data to AWS S3
• Involved in AWS EC2/VPC/S3/SQS/SNS based automation through Terraform, Ansible, Python, Bash Scripts. Adopted new features as they were released by Amazon, including ELB & EBS.
• DevOps role converting existing AWS infrastructure to Server-less architecture (AWS Lambda, Kinesis) deployed via terraform.
• Experience in Virtualization technologies like VMWare, Vagrant and worked with containerizing applications like Docker, Kubernetes.
• Create automation and deployment templates for relational and NoSQL databases including MSSQL, MySQL, Cassandra and MongoDB in AWS.
• Configuring, automation and maintaining build and deployment CI/CD tools git/ git-Lab, Jenkins/Hudson, ANT, Maven, Build Forge, Docker-registry/daemon, Nexus and JIRA for Multi-Environment (Local/POC/NON-PROD/PROD) with high degrees of standardization for both infrastructure and application stack automation in AWS cloud platform.
• Experience with container based deployments using Docker, working with Docker images, Docker Hub and Docker-registries and Kubernetes.
• Experience with setting up Chef Infra, Boot strapping nodes, creating and uploading recipes, node convergence in Chef SCM.
• Created private cloud using Kubernetes that supports DEV, TEST, and PROD environments.
• Implemented a production ready, load balanced, highly available, fault tolerant, auto scaling KubernetesAWS infrastructure and microservice container orchestration.
• Debugging Chef Recipes and their execution trying to pull logs into Splunk and monitor deployments.
• Automated theclouddeployment using Chef, Python and AWSCloudFormation Templates. Used Chef for unattended bootstrapping in AWS.
• Installed and Implemented Ansible configuration management system. Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Maintained high availability clustered and standalone server environments and refined automation components with scripting and configuration management (Ansible) and experienced in writing Ansible scripts.
• Experienced in configuring Cloud platform such as Virtual Networks Multi-site, Cross-site, VMs,AzureAD, Load Balancers,AzureSQL, Cloud Services, etc.
• Implemented and maintained Ansible Configuration management spanning several environments in Vrealize and the AWS cloud.
• Configured Subclipse (Subversion plugin for Eclipse) and trained developers to utilize its various features Extensively used Ant, Maven, Perl and Bash Scripts for automating build and release tasks.
• Integration with Splunk for API traffic monitoring and health checks.
• Played a key role in converting 600+ existing Jenkins jobs into the new pipeline process.
• Prepared document on process of migrating Jenkins jobs from development environment to production server.
• Created Chef Cookbooks and wrote recipes in Ruby Script to install and configured Infrastructure across environments and automated the process using Python Script.
• Involved in Setting up Chef Workstation, boot strapping various enterprise nodes, setting up keys.
• Created Puppet Manifests to provision Apache Web servers, Tomcat servers, Nginx, Apache Spark and other applications.

Environment: Red hat Linux 7.x, AWS, AZURE, Chef, puppet,Docker, Ansible, Jenkins, Kickstart, Jumpstart, Terraform, Kubernetes, ANT, Maven, Ruby, Shell, Python, WebLogic Server 11g, Load Balancers, WLST, Apache Tomcat 7.x, Virtualization, Configured plug-ins for Apache HTTPserver 2.4, Nginx, LDAP, JDK1.7, XML, SVN, GitHub,Nagios, Splunk.

Confidential, San Francisco, CA

Sr. AWS DevOps Engineer

Responsibilities:

• Experience in Automating, Configuring and deploying instances on AWS Cloud environments.
• Designed AWSCloudFormation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Virtualized the servers on AWS using the Docker, create the Docker files and version control to achieve Continuous Delivery goal on high scalable environment, used Docker coupled with load-balancing tool Nginx.
• Experience with setting up Chef Infra, Bootstrapping nodes, creating and uploading recipes, node convergence in Chef SCM.
• WrittenChefCookbook, recipes to automate installation of Middleware Infrastructure like Apache Tomcat, JDK and configuration tasks for new environments etc.
• Written cookbooks for Web Logic, JDK 1.7, and Jenkins, tomcat, JBoss and deployment automation.
• Using Chef, deployed and configured ElasticSearch, LogStash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda andCloudWatch.
• Managed Amazon instances by taking AMIs and performing administration and monitoring of the Amazon instances like EC2 using AmazonCloudWatch andNagios, Splunk.
• ImplementedAzureSql Server for storing the data related to the recruitment and extensively worked on queries and stored procedures.
• Troubleshooting Issues related to Cluster deployments.
• Managing Cluster nodes for Physical issues and escalating issues to respective vendors.
• Working knowledge on Azure Cloud IaaS and PaaS Services, Azure SQL, Azure storage and Azure Services.
• Setting up private networks and sub-networks using Virtual Private Cloud (VPC) and creating security groups to associate with the networks.
• Design roles and groups using Azure Identity and Access Management (IAM)
• Used MCollective, Facter, Hiera frameworks to amend the automation pipeline built around Puppet.
• Developed automation scripting in Python (core) usingPuppetto deploy and manage Java applications across Linux servers.
• Created and updatedPuppetmanifests and modules, files, and packages stored in the GIT repository.
• Writing variouspuppetmanifests files with Hiera and customized functions and defined resources
• Scheduled the Linux Cron jobs and Jenkins jobs for build automation. Developed Perl and shell scripts for automation of the build and release process.
• Deployed and troubleshoot of various Jenkins issues. Installed and uninstalled, upgraded and downgraded various plugins in Jenkins.
• Assisted developers with establishing and applying appropriate branching, labeling conventions using GIT source control.
• Maintained build related scripts developed in shell for Maven builds. Created and modified build configuration files including POM.xml.
• Good experience in converting build.xml into pom.xml in order to build the applications using MAVEN.
• Maintain build related scripts developed in ANT, Ruby, Shell and Python.
• Setup a Jumpstart/Flash and Kickstart servers for provisioning of servers with different profiles.
• Installation of Red Hat EL 4.x, 5.x using Kickstart and PXE on HP DL380 G3
• Performed backup and administration activities for SVN/GIT branching, merging, tagging.

Environment: AWS, Azure, Chef, Puppet, Jenkins, Maven, ANT, Ruby, Shell, Python, WebLogic Server 11g, Load Balancers, WLST, Apache Tomcat 7.x, Docker, Virtualization, Configured plug-ins for Apache HTTPserver 2.4, Nginx, LDAP, JDK1.7, XML, SVN, GitHub, Cloudwatch, splunk, Nagios.

Confidential, Beverly Hills, CA

Sr. Cloud /DevOps Engineer

Responsibilities:

• Designed and managed public/private cloud infrastructures using Amazon Web Services (AWS) which include VPC, EC2, S3, Cloud Front, Elastic File System, RDS, Direct Connect, Route53, Cloud Watch, Cloud Trail, Cloud Formation and IAM which allowed automated operations.
• Worked with Amazon IAM console to create custom users and groups.
• Setup the scripts for creation of new snapshots and deletion of old snapshots in S3 using S3 CLI tools.
• Worked on coreAWSservices such as Setting up new server (EC2) instances/services inAWS.
• Worked on setting up the life cycle policies to back the data fromAWSS3 toAWSGlacier.
• Configuring security groups, and setting up Elastic IP's and auto-scaling Configuration.
• UsedCloudwatch logs to move application logs to S3 and created alarms based on applications' exceptions.
• WrittenCloudformationtemplates and deployed AWS resources using it.
• Written Several Chef cookbooks from scratch consisting of recipes that can Provision several pre-prod environments consisting of WebLogic domain creation, Deployment automation, instance mirroring, and several proprietary middleware installations.
• Written Chef Recipes to perform middleware binary Installation and Configuration tasks involving jdk, Tomcat, WebLogic binaries installation.
• ImplementedChefRecipes for Deployment on build on internal Data Centre Servers, also re-used and modified sameChefRecipes to create a Deployment directly into Amazon EC2 instances.
• Usedchefto organize and execute configuration plans on servers.
• Worked oncheffor application deployment and environment configuration.
• Responsible for managing and supporting Continuous Integration (CI) usingJenkins
• Responsible for Administering and maintainingJenkinsandJenkinsslaves on windows and Linux (Debian/Ubuntu). Created manyJenkinsslaves and setup jobs on master to run on slaves.
• Responsible for Design/Install/EngineerApacheTomcat middleware platforms on RHEL 7 AWS Cloud servers.
• UsedAnthillpro as Continuous Integration (CI) server.
• Worked on integrating GIT into the continuous Integration (CI) environment along withAnthill-Pro, Jenkins and Subversion.
• Design Blue print forApachetomcat as per guardian standards to implement apache tomcat as part of AWS automation on cloud as well as on premise based RHEL Operating system.
• Setup minimum baseline standards forApachehttpdand Tomcat 8 before delivering platforms to middleware/dev-ops/development teams using CIS benchmarks.
• SecuringApachehttpdand Tomcat 8 following CIS (Center for Internet Security) Standards.
• Deployment of web applications on Tomcat,Apacheand WebLogic server (Linux platform).
• Setup monitoring andloggingtools like ELK Stack (Elastic search, Log stash, and Kibana).
• SetupSplunkto capture and analyze data from various layers Load Balancers, Web servers and application servers.
• DevelopedSplunkDashboards, searches and reports to support various internal clients in Security, IT operations and Application Development.
• DevelopedSplunkqueries and dashboards targeted at understanding application performance and capacity analysis.
• Drive complex deployments ofSplunkdashboards and reports while working side by side with technical teams to solve their integration issues.
• CreatingJIRAprojects, templates, workflows, screens, fields and other administrative activities., also created custom templates for use within Confluence.
• Added New Steps in aJiraworkflow, Added new transitions in aJiraWorkflow.
• SetupJira"Timesheet Report" plugin, to help users for time-tracking on their dashboards using a JQL or by configuring manually.

Environment: RHEL 6/7, VMWARE, AWS (EC2, AWS Route53, VPC, AWS IAM, AWS RDS, AWS S3, AWS ELB, Cloud Formation, Glacier, Elastic IP), WebLogic, JIRA, Anthill, Splunk, Apache httpd, Apache Tomcat 8, BAMBOO, CHEF, ELK Stack, Bamboo, JDK, JQL.

Confidential

Sr. DevOps Engineer

Responsibilities:

• Manage deployment automation by creating Chef Roles.
• Working and supporting multiple development teams delivering a wide range of software applications.
• Installing/Configuring/Administering/Monitoring of Apache Subversion/Git, RTC and Jenkins Continuous Integration server on Windows/RHEL Linux AWS Cloud Environment.
• Designing and creating SCM Infrastructure from scratch - Subversion and Jenkins integrated with Active Directory/LDAP.
• Defined, Implemented SCM standards based on Scrum methodologies, in line with organization.
• Set up build environment for Java job applications’ build and deployment pipeline setup.
• Coordinated Java based builds and release cycles on the request of business with development teams, testing teams.
• Working with Team Foundation Server for source code management, reporting, requirements management, automated builds, testing and release management and integrated with Dev environments IDEs.
• Configuring Jenkins Windows builds.
• Involved in setting up BMC Remedy as defect tracking system and configured various workflows, customizations and plug-ins for the BMC Remedy bug/issue tracker.
• Resolved update, merge and password authentication issues in BMC Remedy.
• Installed Subversion/Git and performed all necessary day-to-day Subversion/Git support for all projects.
• Properties and pom.xml files and provided technical support to development team for compilation problems.
• Wrote automation scripts like Bash, Python and MAVEN for build automation.
• Assist with SSL installations, on NGINX server.
• Earned a reputation for designing cloud deployment strategies that mitigate risk while meeting infrastructure, employee, customer and budgetary needs.
• Experience working with Amazon Web Services cloud infrastructure Continuous Integration and Continuous Deployment (CICD), PostgreSQL, Microsoft SQL Server.
• To improve the performance of the search application, instead of hitting each time to data base, we indexed all the Data base content to Apache SLOR search engine, which improve performance as well as the added search features like Auto Suggest, Spell correction of the query (Did you mean).
• Installing, setting up & troubleshooting Chef Master, agents, created and automated platform environment setup.
• Maintained Chef Servers and management application that can use to build and deployment of existing Java/.Net applications environment.
• Experience working with Docker Containerization and REDUX. Deploy, manage and monitor the Docker containerized application using Marathon, a production-grade Docker orchestrator.
• Deploying and debugging of deployments to Web sphere, Tomcat.
• Mentoring of Engineers on Build/Release Process with a detailed Release plan at the start of each meet.

Environment: XML, JAVA, REDUX, Jenkins, Chef, Docker, Marathon, Splunk, Terraform, Apache SLOR, Web Sphere, Apache Tomcat, Bash, Python, Unix/Linux, Windows, PostgreSQL, MSSQL Server, NGINX.

Confidential

DevOps Engineer

Responsibilities:

• Involved inDevOpsmigration/automation processes for build and deploy systems.
• Implemented continuous integration using Jenkins.
• Installed and configured Jenkins for Automating Deployments and providing an automation solution.
• Integrated GIT into Jenkins to automate the code checkout process.
• Maintained and administered SVN,GIT source code tool.
• Wrote JUnit test cases for unit, integration, and functional tests, run automatically by Hudson/Jenkins in the builds triggered by each push to GIT.
• Automate the code review process and published the results onJenkinsas well the graph by comparing everyday nightly builds
• Managed GIT repositories for branching, merging, and tagging.
• Configured GIT with Jenkins and schedule jobs using POLL SCM option and integrated to automate the code checkout process.
• Developed build and deployment scripts using MAVEN and Gradle as build tools in Jenkins to move from one environment to other environments.
• Experience with Agile to develop and work with the client to calibrate releases for test deployment.
• Created Branches, Labels and performed Merges in Stash and GIT.
• Developed processes, tools, automation for Jenkins based software for build system and delivering SW Builds
• Automated apache-webserver configuration, DB server configuration, SSSD configuration LAMP by writing ruby cookbooks in chef.
• Managed Chef Server in pushing the infrastructure change to client nodes, monitoring the logs and security.
• Worked on using Chef Attributes, Chef Templates, Chef Recipes, and Chef Files for managing the configurations across various nodes.
• Well used and experience in deploying the code through web application servers like Apache Tomcat and NGINX.
• Provide CM and Build support for applications, built and deployed to lower and higher environments.
• Deployed ChefDashboard for configuration management to infrastructure
• Involved in Building and configuring Red Hat Linux Servers usingKickstartserver as required for the project.
• Implemented Nagios monitoring solution for mission critical server. Monitored the server and application using Nagios, and Splunk.
• Implemented and configured Nagios for continuous monitoring of applications in the production environment and enabled notifications via emails and text messages.
• Built and deployed J2EE application in JBoss in an agile continuous integration environment usingPythonscripts
• Involved in the development of Bash shell scripts to automate repetitive tasks.

Environment: RHEL, Solaris, Python, JBoss, Chef, Nagios, Splunk, Kickstart, Hudson, Jenkins, Ruby, GIT, Veritas, SVN, Ant, Bash/shell scripts, JIRA.

Confidential

Build & Release Engineer

Responsibilities:

• Performed software configuration/release management activities for three different Java applications
• Designed and implemented Continues Integration process and tools with approval from development and other affected teams.
• Defined processes to build and deliver software baselines for internal as well as external customers
• Configuring AnthillPro as a common build engine to build and promote applications to DEV, QMG, UAT, PROD, and DR to UNIX environments.
• Continuously talking to Anthill consultants for any licensing, technical, and ongoing issues with Anthill Tool, anthill patching, and all sorts of applications related needs.
• Working closely with Web Administrators to setup an automated deployment for SharePoint applications using Anthill and SVN Tools.
• Used GIT version control to manage the source code and integrating GIT with Jenkins to support build automation.
• Strong usage of GIT commands to clone the central repository to local server, merge the local changes with the master, etc.
• Installing GIT and cloning the central repository via Jenkins on RHEL.
• Created Team Project Collection from TFS 2010 Admin Console with different Team Projects under it.
• Set up the Security, Roles & Responsibilities for different Groups for Team Projects using TFS 2010 Admin Console
• Integrated Ant and maven with TFS source control to automatically trigger Builds and publish results back to TFS
• Responsible to perform Build operations with ANT Scripts, while implementing the required modifications in the ANT Script to perform build operations, in accordance with requirements of the project.
• Creating metadata types Branch, Label, Trigger and Hyperlink. Supporting developers in creating config-spec. Carried out the Merge process as defined in the usage model in each projects. Ownership of release branch. Implemented Triggers to enforce development policies to invoke operations before or after the execution of Critical ClearCase Operations and Events, using PERL Scripts.
• Designed the Release Plans while coordinating with Stake Holders including Project Management Lead, Development Lead, QA Team Lead and ClearCase Administrator.
• Worked on cross platforms (WINDOWS-NT & LINUX) to gain thorough understanding of the ClearCase functionality in both the Operating Systems.
• Coordinated Change Control Board Meeting to discuss Defects and Enhancements for the project. Generated Reports before the meeting to discuss the nature of defects, so as to reach consensus to resolve the defects before the next Build and Test Operation.
• Built Version Controlled Java code on ClearCase Unified Change Management (UCM) Project Based code streams utilizing Visual Build Pro (VBP) and ANT scripts

Environment: Java, Subversion, Ant, Maven, Jira, Bamboo, Shell scripting, weblogic and Tomcat Servers.

Confidential

Associate Software Developer

Responsibilities:

• As a Linux/Unix system maintained the various servers and Production Support of various applications in Red Hat EnterpriseLinux, and Windows environment.
• Experience in Installation, Configuration, Upgrade, Patches, and performance tuning on UNIX and system software & hardware.
• Experience in Installing, configuring and maintaining the file sharing servers like Samba, NFS, FTP and also Web Sphere & Web Logic Application Servers, Nagios.
• Experienced in configuration and maintenance of commonLinuxservices such as Tomcat, Apache, MySQL, NFS, FTP, Postfix, LDAP, DHCP, DNS BIND, HTTP, HTTPS, SSH, ip tables and firewall etc.
• Ability to handle load balancer implementations like bonding multiple interfaces into single bond in case of over load on LAN devices.
• Implementation of RAID 0/1/5 for creation of logical volumes using VERITAS Volume Manager and Red hat cluster servers in SAN Storage Area Environment.
• Strong understanding in writing the automation of processes using the shell script with bash and Python
• Building servers with jumpstart using Kickstart, CD on timely basis, along with corporate wide requirements
• Creating and managing virtual memory (swap spaces) and filesystems, while also supporting data management through on-site & off-site storage and retrieval services
• Extensive knowledge on Server administration, Kernel upgrade and deployment of patches and applying all firewall and security policies with emphasis on maintaining best practices.
• Administering local and remote servers on daily basis, troubleshooting and correcting errors.
• Experienced with inter networking using TCP/IP and resolving network connectivity using tools like dig, nslookup, ping.
• Monitoring of web servers and other services using Nagios monitoring tool.
• Involving and partitioning formatting disks and in filesystem management as Software RAID, LVM and VxVM.
• Installing and configuring various servers as Apache web server, HTTP server, Samba.
• Experience in RHEL Provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux environment using satellite server.
• Production support of Apache, Apache HTTPD, JBoss, Tomcat and Oracle Web logic 10.3 application servers including installation, configuration, and management and troubleshooting.Strong experience in VM environments like XEN, KVM, Oracle Virtual Box and VM Ware 5.0.
• Database administration of MySQL, Oracle or equivalent Data Base programs.
• Installed and configured various services like DNS, LDAP, DHCP, RPM, Send mail, Apache Web Server, Web Logic, NIS, SSH, Tomcat, Telnet, HTTP, HACMP, GPFS, SSL, NetApp, RPM Package Management and others.
• Performed OS installations, OS Upgrades, and Server Patching by configuring PXE and DHCP server using Kickstart Configuration and by using Red Hat Satellite server.
• Experience in creating Disk Partitions, Logical Volume Manager (LVM) and RAID.
• Debugged network connectivity issues and involved in trouble shooting activities with commands ping, trace route, tcpdump, nslookup, netstat, IOstat, top.
• Experienced in writing Shell Scripts in Bash, C-shell and Cron tab inLinuxto automate the tasks.
• Scripting done in administrative and management tasks using shell, Bash,Pythonfor automated administrative jobs and experience on Bourne, Ruby, Perl and C-shell.

Environment: Linux (RHEL 5.x/6.x), Solaris 9/10/11, RedHat Satellite Server, Apache Tomcat, KickStart, Bonding, RAID, WebSphere, SQL, Agile, WebLogic, Subversion, Samba, NFS, FTP, LVM, Tomcat, Apache, bash, python.