PROFESSIONAL SUMMARY

• 8+ years of IT experience as Cloud Engineer, DevOps Engineer, Build & Release Engineer, Linux Administrator, Systems Engineer in SCM, Build/Release Management with Continuous Integration& Continuous Deployment/Delivery as a iterative process and Automation of infrastructure including end - to-end code configuration using different tools, and cloud services like AWS, Azure, OpenStack, and PCF.
• Experience in strategy and practical implementation of AWS Cloud services which include EC2, EBS, S3, S3 Glacier, Storage Gateway, VPC, Route 53, RDS, ELB, EMR, ECS, Cloud Front, OpsWorks, Cloud Formation, Elastic Cache, Cloud Watch, CloudTrail, RedShift, Lambda, AWS Elastic Beanstalk, SNS, Dynamo DB, SES.
• Experience in Azure IaaS, PaaS, Provisioning VM's, Virtual Hard disks, Virtual Networks, Deploying Web Apps and creating Web-Jobs, Azure Cosmos DB, Active Directory, Azure Windows server, Microsoft SQL Server, Microsoft Visual Studio, Windows Power Shell, Cloud infrastructure.
• Experience in Designing and implementing Microsoft Azure Solutions across a range of cloud models like SaaS, PaaS, IaaS, and integrated on-premise, on-demand workloads with teh Azure public cloud.
• Expertise in migrating on-premise infrastructure to cloud platforms like AWS, Azure, OpenStack, PCF.
• Expertise in PCF architecture and design, troubleshooting issues with platform components, and developing global/multi-regional deployment models and patterns for large-scale developments/deployments on Cloud Foundry.
• Expertise in deep development/enhancement of OpenStack components such as Nova, neutron, designate, Cinder, Swift, Image, Horizon & Identity, and Ceilometer.
• Experience in creating builds, Staging, and deploying Software Content across multiple environments (DEV, QA, Demo, Test, Staging, UAT, and Prod).
• Experience with setting up Chef Infrastructure, bootstrapping nodes, creating, and uploading recipes, node convergence in Chef SCM.
• Experience in Custom integration, plugins dev for different tools around CI/CD like Jenkins, Artifactoryusing API and other techniques.
• Experience in Ansible setup, managing hosts file, Using YAML linter, authoring variousplaybooks and custom modules with Ansible and Ansible Playbooks to automate in AWS services like Launching EC2, Provisioning IAM, Configuring VPC, EBS, Monitoring using CloudWatch and CloudTrail.
• Experience in container-based technologies like Docker, Kubernetes, ApacheMesos and OpenShift along with teh development of Micro services architecture using Spring Boot including distributed SSO Authentication and Authorization, Distributed Session Management with REST, JSON, or similar protocols.
• Experience in deploying some critical applications using docker images and Docker containers and use Kubernetes to deploy scale and manage Docker containers with multiple name ids.
• Experience in using Chef for server provisioning and infrastructure automation, release automation and deployment automation, Configure files, commands, and packages.
• Experience in setting up Puppet Master, Puppet Agents for managing enterprise policies and configurations.
• Experience in JIRA tool to track all teh defects and changes related to build and Release.
• Experience in working with continuous integration tools like Jenkins and Bamboo for end-to-end automation of various build and deployments.
• Experience in Branching, Merging, Tagging, and maintaining teh version across teh environments using SCM tools like GIT, SVN, and similar tools.
• Experience in using MAVEN, ANT as build tools for teh building of deployable artifacts from source code.
• Experience in Adobe Experience Manager(AEM 6.0, 6.1,6.2), WCM, CMS, CRXDE, CRXDE Lite, OSGi Framework, JCR, Apache sling, template development, CQ5, Component Development, Architecture, Administration, and installation of teh author and Publish instances etc.
• Experience inConfiguring and Managing monitoring tools such as Nagios, Splunk, ELK.
• Experience in designing and implementing Cloud Automation and orchestration framework in private/public cloud environments involving AWS APIs, OpenStack, VMware, Chef, Puppet, Python, Ruby, Azure APIs,and Workflow Engine.
• Experience in developing automation code using opscodeChef and Python to build Azure and AWS environments autonomously.
• Expertise in Working with web servers such as Apache HTTP server, NGINX, Apache TOMCAT, application servers such as Oracle WebLogic 9.x/10.x, IBM WebSphere 6.x/7.x/8.x, JBoss 4.1 and databases like Oracle, MySQL, MongoDB, DynamoDB, PostgreSQL, Cassandra.
• Experience in writing XML, Ant scripts, shell scripts, Perl scripts, Java scripts, Python, Ruby, Chef, Puppet, Kitchen scripts to automate teh deployments.
• Exposed to all aspects of Software Development Life Cycle (SDLC) and In-depth understanding of teh principals and best practices of Software Configuration Management in Agile, waterfall methodologies.
• Experience in installing, configuring, supporting, and troubleshooting Unix/Linux Networking services and protocols like TCP, SMTP, HTTP, SNMP, NIS, NIS+, OSPF, LDAP, DNS, NFS, DHCP, NAS, FTP, SSH, and SAMBA.
• Expertise in Linux/UNIX system builds, administration, Installations, Upgrades, Troubleshooting on different distributions such as Ubuntu, CentOS, Red Hat, RHEL 4.x/5.x/6.x2.
• Expertise in dealing with Linux Utilities: KICKSTART, SSH, FTP, autofs, QuotaManagement, wrappers, User Management, Process Management, Memory Management, and Text processing tools, Log Management, Package Management, Disk Management and SwapPartition/FilesManagement.

TECHNICAL SKILLS:

Cloud Platforms: AWS, Azure, OpenStack, PCF

Configuration Management Tools: Ansible, Chef, Puppet

CI /CD Tools: Jenkins, Bamboo

Build Tools: Maven, ANT

Containerization Tools: Docker, Kubernetes, Mesos, OpenShift

Version Control Tools: GIT, Bitbucket,SVN

Logging & Monitoring Tools: Nagios, Splunk, ELK, CloudWatch, Azure Monitor, Prometheus, New Relic

Scripting & Programming Languages: Python, Bash/Shell, Perl, PowerShell, VBScript, Ruby, JavaScript, C, PHP, Java/ J2EE,.Net

Databases: Oracle 10g/11g/12c, DB2, MySQL, NoSQL (MongoDB, DynamoDB, Cassandra)Application/Web Servers Apache Tomcat, NGINX, IIS, JBoss4.1, WebSphere, Web Logic 9.x/10.x, Gerrit

Operating Systems: UNIX, Linux, Windows, Solaris

Virtualization Platforms: Oracle VirtualBox, VMware Workstation, Vagrant, VMware vSphere ESXi 5.x/4.X, ESX /3.x, Hyper-V

Bug Tracking Tools: JIRA, Bugzilla, Remedy, HP Quality Center, IBM Clear Quest, Mingle

PROFESSIONAL EXPERIENCE

Confidential, SFO, CA

Sr. Cloud/DevOps Engineer

Roles& Responsibilities:

• Created Azure Automation Assets, Graphical runbooks, Power Shell runbooks that will automate specific tasks. Deployed Azure AD Connect, configuring ADFS authentication flow, ADFS installation using Azure AD Connect.
• Deployed Azure IaaS virtual machines (VMs) and Cloud services (PaaS role instances) into secure VNets with Azure Internal Load Balancer and subnets.
• Designed and developed standalone data migration applications to retrieve and populate data from Azure Table / BLOB storage to on-premise SQL Server instances.
• Used PythonAPI for uploading all teh agent logs into Azure blob storage. Managed internal deployments of monitoring and alarm services for teh Azure Infrastructure (OMS).
• Implemented Office365 and Azure Active Directory for single sign-on, authentication, authorization, and Azure Role-based Access Control (RBAC).
• Performed Trail Runs of programs and software Applications, web applications in teh Azure portal with teh Chaos-monkey Tool which will produce teh desired information which teh instructions are correct.
• Designed and Implemented Site Recovery in both Disaster Recovery Scenario and for migrating teh workloads from On-Premise to Azure and Build Data Sync job on Windows Azure to synchronize data from SQL 2012 databases to SQL Azure.
• Implemented Micro-services using Private Cloud foundry platform build upon Spring Boot Services and created workflows on TeamCity for setting up automated pipelines for CI/CD with PCF.
• Built end to end CI/CD Pipelines in Jenkins to retrieve code, compile applications, perform tests and push build artifacts to Nexus and UDeploy to orchestrate changes across servers and components.
• Wrote Ansible playbooks, inventories created custom playbooks written in YAML language, encrypted teh data using Ansible Vault and maintained role-based access control by using Ansible Tower and Implemented IT orchestration using Ansible to run tasks in asequence which can work on different servers.
• Worked with CHEF ohai plugin, chef handlers, push jobs and exposure to chef supermarket to leverage teh existing cookbooks for quick automation of general deployment and Infrastructure tasks.
• Performed development and version control of Chef Cookbooks, testing of Cookbooks using Test Kitchen and running recipes on nodes managed by on-premiseChef Server.
• Replaced Splunk logging and analytics with an automated ELK cluster, increasing data capture capacity and reducing costs.
• Installed and configured ELK stack in both legacy and Docker swarm mode and pipelined application logs from App Server to Elastic search through Logstash.
• Created additional Docker Slave Nodes for Jenkins using custom Docker Images and Worked on all major components of Docker likeDocker Daemon, Hub, Images, Registry, Swarm etc.
• Implemented Docker -maven-plugin in Maven pom.xml files to build Docker images for all microservices and later used Docker file to build teh Docker images from teh Java jar files.
• Configured teh Kubernetes provider with office which is used to interact with resources supported by Kubernetes to create several services such as Config Map, Namespace, Volume, Auto scaler, etc.
• Managed Kubernetes charts using Helm. Created reproducible builds of teh Kubernetes applications, templatize Kubernetes manifests, provide a set of configuration parameters to customize teh deployment and Managed releases of Helm packages.
• Developed Build and Deployment Scripts using build tools MAVEN in JENKINS to migrate from one environment to another environment.
• Created branching& tagging strategy to maintain teh source code in teh GIT repository and Coordinated with developers to establish and applying appropriate branching, labeling/naming conventions using GIT source control.
• Integrated GIT with Jenkins using teh GitHub plugin to automate teh process of source code check-out by providing teh URL and credentials of teh GIT repository.
• Deployed new Splunk systems and Monitor Splunk internal logs from teh monitoring Console (MC) to identify and troubleshoot existing or potential issues.
• Wrote scripts in Bash, Perl, Python & Shell Scripting to customize build, promotion &release process.
• Created Azure Power Shell script for APIM backup and restore operations.Created several SQL scripts as part of bug fixes to provide immediate solutions for some of teh common issues.
• Managed large amount of structured, semi-structured and partitioned data among all nodes in teh cluster using Cassandra.
• Setup Nginx, HTTP web server as a reverse proxy to critical applications such as Jira, Jenkins, and IBM WebSphere Application Server.
• Designed workflows in JIRA to deal with issues and maintained all teh user stories for tracking as per agile style.
• Maintained teh Red Hat Satellite for infrastructure management to keepRHEL environments and other Red Hat infrastructure running efficiently, properly secured, and compliant with various standards.
• Extensively worked with Power Shell to automate SQL tasks, environment management related tasks and procedures on Windows machines.

Environment: Azure, PCF, Office 365, Chaos monkey, Terraform, Maven, Jenkins, Ansible, Chef, Splunk, ELK, docker, Kubernetes, Nexus, Git, Bash, Perl, Python, shell,PowerShell, Cassandra, Nginx, HTTP web server, IBM WebSphere App Server, Jira, RHEL, Windows

Confidential, Dallas, TX

Cloud Engineer

Roles& Responsibilities:

• Setup and build AWS infrastructure using resources VPC, EC2, S3, RDS, Dynamo DB, IAM, EBS, Route53, SNS, SES, SQS, CloudWatch, CloudTrail, Security Group, Auto Scaling, and RDS using Cloud Formation templates.
• Performed teh automation deployments using AWS by creating teh IAMs and used teh code pipeline plugin to integrate Jenkins with AWS and created teh EC2 instances to provide teh virtual servers.
• Wrote Lambda functions in python for AWS Lambda and invoked python scripts for data transformations and analytics on large data sets in EMR clusters and AWS Kinesis data streams.
• Created all teh required compatibility architectures and end-to-end migration plan for migrating 3500 Linux/Windows servers and 1500 applications into teh AWS cloud using AWS Data Pipeline.
• Implemented ETL process to ingest analytical data stored in S3 into a Red shift data Warehouse cluster using AWS Lambda Micro services.
• Designed, deployed, and operated OpenStack and SDN based IaaS, PaaS, and SaaS service platform network in multiple datacenters and Deployed a various version of OpenStack like Icehouse, Kilo, Newton in Datacenter on multi track with High Availability.
• Build OpenStack test and development infrastructure and maintaining Chef Cookbooks for production rollout.
• Worked on Terraform for automating VPCs, ELBs, security groups, SQS queues, S3 buckets, and continuing to replace teh rest of our infrastructure. Using Terraform as a tool, Managed different infrastructure resources Cloud, VMware, Bare Metal Servers, and Docker containers.
• Deployed and configured Chef Server and ChefSolo including bootstrapping of Chef client nodes for provisioning using a knife and automated by testing Chef recipes, cookbooks with test-kitchen, chef spec.
• Wrote ChefCookbooks for various DB configurations to modularize and optimize endproduct configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.
• Wrote Ansible Playbooks with Python SSH as teh Wrapper to Manage Configurations of AWS Nodes and Test Playbooks on AWS instances using Python. Run Ansible Scripts to provision Development servers.
• Used teh Ansible Galaxy, a shared repository for teh roles to download, share and manage teh roles.
• Integrated Docker container-based test infrastructure to Jenkins CI test flow and set up build environment integrating with Git and Jira to trigger builds using WebHooks and Slave Machines.
• Developed and implemented automated CI/CD pipeline utilizing Docker for a micro service-based application.
• Developed CI/CD system with Jenkins on Kubernetes container environment, utilizing Kubernetes and Docker for teh runtime environment for teh CI/CD system to build, test and deploy.
• Developed custom OpenShift templates to deploy teh applications and to create teh OpenShift objects build, deployment configs, services, routes, and persistent volumes.
• Troubleshoot OpenShift containers for related issues like crash loop back off, pod restarts, out of memory issues and lack of CPU.
• Automated Java Builds with Maven and Implemented multiple plugins for Code analysis, Junit, Code coverage, PMD, SonarQube, etc. Installed and administered Artifactory repository to deploy teh artifacts generated by Maven.
• Upgraded various CI/CD tools like Jenkins/JIRA using SDLC process and supported upgrading teh software patches and worked with teh vendor for any issues to completion.
• Set up Jenkins server and build jobs to provide continuous automated builds based on polling teh GIT SCM during teh day and periodically scheduled builds overnight to support development.
• Automated MySQL container deployment in Docker and monitoring of these containers and Configured,monitored distributed and multi-platform servers using Nagios.
• Used log aggregation tools like ELK configuration and administration for monitoring AWS EC2 instances.
• Build and deploy Java code through Jenkins and Code coverage analysis using SonarQube. Run quality checks using SonarQube & upload it to Nexus repository.
• Involved in setting up JIRA as defect tracking system and configured various workflows, customizations, and plugins for teh JIRA bug/issue tracker.
• Used Shell, Bash, and Python, to supplement automation provided by Ansible and Terraform for tasks such as encrypting EBS volumes backing AMIs and scheduling Lambda functions for routine AWS tasks.
• Created database tables that can store and retrieve any amount of data and serve any level of request traffic using Dynamo DB.
• Configured commercial SSL certificates for Applications Servers such as WebSphere, WebLogic, Tomcatusing NGINX and Apache webservers to terminate SSL endpoint.
• Worked on troubleshooting various Linux server and network support issues using log files and tools like ping, telnet, strace and trace route for application teams.
• Performed NIC bonding/NIC Teaming configuration in Linux/UNIX/Windows/VMware systems to increase teh bandwidth or redundancy based on teh requirement by teh application.

Environment: AWS, OpenStack, Terraform, Chef, Ansible, Docker, Jenkins, Git, Jira, Jenkins, Kubernetes, OpenShift, Maven, Nagios, ELK, Java, SonarQube, Shell, Bash, Python, DynamoDB, Cassandra, WebSphere, WebLogic, Tomcat, Nginx, Linux, VMware

Confidential, Sunnyvale, CA

Sr. DevOps Engineer

Roles& Responsibilities:

• Launched Amazon EC2 Cloud Instances using AWS (Linux/ Ubuntu/RHEL) and Configuring launched instances with respect to specific applications.
• Implemented Chef Recipes for Deployment on build on internal Data Centre Servers. Also re-used and modified same Chef Recipes to create a Deployment directly into Amazon EC2 instances.
• Created Python scripts to totally automate AWS services which includes web servers, ELB, Cloud Front distribution, database, EC2 and database security groups and application configuration, this script creates stacks, single servers, or joins web servers to stacks.
• Integration of Automated Build with Deployment Pipeline, installed Chef Server and clients to pick up teh Build from Jenkins repository and deploy in target environments (Integration, QA, and Prod).
• Wrote Chef Cookbooks for various DB configurations to modularize and optimize product configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes.
• Installed, deploy, and configure Chef Server Enterprise on-premise/ workstation. bootstrapped teh nodes using Knife and automated by testing Chef recipes/cookbooks with test-kitchen/spec.
• Created Docker images using a Docker file, worked on Docker container snapshots, removing images, and managing Docker volumes.
• Handled configuration-management, application deployment, cloud provisioning, ad-hoc task-execution, and multimode orchestration using Ansible.
• Build Docker images automatically with Jenkins pipeline by using teh plugins like CloudBees, Docker pipeline, and Amazon EC2 Plugin.
• Developed Ansible playbooks for managing teh application/OS configuration files in GitHub, integrating with Jenkins, and Verifying with Jenkins plugins, deploying teh application into teh Linux environment.
• Created Local, Virtual Repositories in Artifactory for teh project and release builds, repository management in Maven to share snapshots and releases of internal projects using JFrog Artifactory tool and managedproject dependencies by creating parent-child relationships between projects.
• Configured SSH, SMTP, Build Tools, and Source Control repositories in Jenkins. Installed multiple plugins to Jenkins. Configured Proxy to get auto updates.
• Instrumental in developing Jenkins build pipeline jobs using groovy for Node.js, .NET, and Java-based applications.
• Installed Jenkins Plugins for GIT Repository, Setup SCM Polling for Immediate Build with Maven.
• Maintained Bitbucket Repositories which includes Jenkins and JIRA Integration, creating new repositories, enabling GIT to ignore, branching, merging, creating pull requests and teh access control strategies from Bitbucket.
• Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they effect critical processes and worked on Nagios Event handlers in case of an automatic restart of failed applications and services.
• Developed a Shell script for real-time monitoring and reporting of status of teh application server JVMs and server machines on teh internal network using BASH shell on RHEL.
• Managed and maintained operating systems on Web servers, Database servers & Mail serversand networking devices.
• Installed and configured DHCP, DNS, web servers like Apache, IIS, mail servers like SMTP, IMAP, POP3, and file servers on RHEL servers.
• Redefined processes and implemented tools for software builds, patch creation, source control, release tracking and reporting on Linux platform.
• Configured and maintained Linux virtualization in test and prod environment using VMware, vSphere, Client and HPSA for RedHat Linux OS installation.

Environment: AWS, Chef, Ansible, Maven, Jenkins, Docker, Python, Linux, Bitbucket, GitHub, Nagios, Shell, Bash, groovy, RHEL, Apache, IIS, Linux, SMTP, IMAP, POP3, RHEL, VMWare vSphere, Jira

Confidential

Build & Release Engineer

Roles& Responsibilities:

• Administered Bamboo servers which include install, upgrade, backup, adding users, creating plans, installing teh local/remote agent, adding capabilities, performance tuning, troubleshooting issues, and maintenance.
• Setting up continuous integration and formal builds usingBamboowith teh Artifactoryrepository and Resolved update, merge and password authentication issues in Bamboo andJIRA.
• Developed and implemented build and deployment process using Bamboo in variousenvironments such as QA, UAT, PROD using Bamboo.
• Used Puppet to manage Web Applications, Config Files, Data Base, Commands, UsersMount Points, and Packages.
• Used Puppet for creating scripts, deployments for servers, and managing changes through Puppet master server on its clients.
• Developed teh scripts to push patches, files and maintain configuration drift through teh Puppet tool.
• Designed and scripting using ANT for J2EE, Web Services, Reusable JARS, Web Client and Open Sourcein creating Master build.xml build Properties &pom.xml files and provided technical support to teh development team for compilation problems.
• Initiated responsibility for administering teh SVN servers which included install, upgrade, backup, adding users, creating repository/branches, merging, writing hooks scripts, performance tuning, troubleshooting issues, and maintenance.Implemented a GIT mirror for SVN repository, which enables users to use both SVN and GIT.
• Integrated JIRA with SVN and created automated release notes using Perl Scripts.
• Wrote, maintained, and documented modules, manifests, Git repositories for Puppet enterprise on RHEL and Windows platforms.
• Involved in troubleshooting teh automation of installing and configuring Java applications in teh test and production environments.
• Reviewed existing manual Software builds, developed scripts to automate repeated tasks that are more susceptible to errors and risk using Perl and Shell Scripting.
• Administered Nexus server which includes installing, upgrade, maintenance of repositories, performance tuning, troubleshooting issues, and maintenance.
• Used Bugzilla for bug tracking and reporting, also followed up with thedevelopment team to verify bug fixes, and update bug status.
• Development of Scheduled tasks and UNIX scripts and Perl to maintain and automate teh Build process.
• Involved in Building and configuring Red Hat Linux Servers using KickStart server as required for theproject. Maintained maximum uptime and maximum performance capacity for enterprise prod, QA, and UAT/staging.

Environment: Puppet, SVN, GIT, ANT, Jira, Perl, Shell, Bamboo, RHEL, Windows, Bugzilla, Nexus.

Confidential

Sr. Linux Administrator

Roles& Responsibilities:

• Administration of RHEL 5/6 that includes installation, testing, tuning, upgrading, and loading patches, troubleshooting both physical and virtual server issues.
• Installed and configured SSH, SFTP, NDM, EMC Power path, Veritas Dynamic multipathing, Oracle client, SAMBA utility software.
• Used various networking tools such as ssh, telnet, rlogin, FTP, sftp and ping to troubleshoot daily networking issues.
• Worked on creating, cloning Linux virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers between ESX hosts.
• Administered Linux servers for several functions including managing Apache Tomcat server, mail servers, and Oracle, My SQL databases in both development and production.
• Troubleshooting Backup and Restore Problems Creation of LVMs on SAN using Linux utilities and Linux network, security-related issues, capturing packets using tools such as IP tables, firewall, and TCP wrapper and NMAP.
• CreatedKern shell scriptsto monitor system resources and system maintenance and Performed administrative tasks such as System start-up/shutdown, and Backup strategy and scheduledcronjobs for job automation.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Administered various Red Hat Linux Distributions with use of Kickstart in order to monitor, scale, maintain and plan capacity of Servers.
• Wrote Shell Scripts for system/application, Application monitoring, Data feeds files transfers & log file analysis.

Environment: RHEL 5/6, Samba, Linux VM, Solaris 9/10, Bash/shell, WebSphere 6.x/7.x/8.x, MySQL, Oracle, Apache, VMware.

Confidential

System Engineer

Responsibilities:

• A custom build of Windows 2003 and Windows 2008 servers which includes adding users, SAN, network configuration, installing application related packages, managing services.
• Responsible for maintenance of development tools and utilities and to maintain shell, Perl automation Scripts.
• Installation, maintenance, and administration of Oracle and DB2 Server on Sun Servers.
• Teh log file was managed for troubleshooting and probable errors.
• Adding servers to teh domain and managing teh groups and user in Active Directory, installing, and configuring send mail.
• Responsible for Connectivity issues among various Servers and various software components.
• Setting up network environments using TCP/IP, NIS, NFS, DNS, SNMP agents, DHCP and Proxy.
• File system Tuning and growing using VERITAS File System (VxFS), coordinated with SAN Team for storage allocation and Disk Dynamic Multipath Managed HP-UX, Compaq and Linux workstations, and servers.
• Fine tuning of Servers and configuring networks for optimum performance.
• Remote system administration using tools like SSH, Telnet, and Rlogin.
• Setup Squid Proxy Server for internet sharing and to block teh unwanted sites and Clustering for Linux servers.
• Maintained Samba File Server for user authentication, Syslog domain, and file sharing.
• Installation and administration of RHEL 4.0 and Configured kick start server and updating/applying patches to teh servers using Red Hat Satellite server. Fine tuning of Servers and configuring networks for optimum performance.
• Kernel tuning, Writing Shell scripts for system maintenance and file management.
• Responsible for Package and patch management on Sun servers and configuring real-time backup of web servers.

Environment: Windows 2003/2008, RHEL, Samba Server, Shell, Perl, Linux, Terminal Services, Oracle, DB2, JBoss