OBJECTIVE:

To reach new horizon in professional career by achieving excellence and perfection in all my assignments, by redefining business reengineering process and find a place for my new school of business thoughts which suits today’s changing global scenario.

PROFESSIONAL SUMMARY:

• Expertise in Software development life cycle (SDLC), DevOps Automation Engineer, Atlassian Tools on Linux and Windows environment with Configuration Management, Build& Release Management, SCM Analyst.
• Over 8 years of Experience as an AWS/DevOps/ Build and Release Engineer in automating, building, releasing and configuring changes from one environment to another environment.
• Expertise in using AWS services including EC2, Security Groups, ELB, Elastic Beanstalk, S3, EBS, AMI, Glacier, Redshift, Cloud Front, RDS, VPC, Route53, Cloud Watch, Cloud Formation, Cloud Front, IAM, SNS, SQS and Direct Connect .
• Management and design of integrated build pipelines using continuous integration and continuous development workflows such as Jira, Git, Jenkins, Nexus, Puppet/Chef.
• Expertise in automation tools like Git, Ant, Maven, Jenkins, Chef, Puppet, Ansible, Subversion, Nagios and Docker.
• Extensively worked on Jenkins , Team City for continuous integration and for End to End automation for all build and deployments.
• Extensively worked on Hudson, Jenkins, Cruise Control, Bamboo and Anthill Pro for Continuous Integration (CI) and for End to End automation for all build and deployments.
• Experience in working on source control tools like Subversion (SVN), GIT, Perforce and IBM Clear Case.
• Implementing a Continuous Delivery framework using Jenkins, Chef, Maven in Linux environment.
• Experienced in DevOps practices using AWS ElasticBeanstalk and Docker with Kubernetes .
• Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using Subversion (SVN) and GIT source control.
• Served as a software DevOps Integration Tool on Morpho Trak suite of products integrated with COTS and Open Source systems.
• Use build tools to aggregate projects using Apache, Ant, Maven, Groovy tools, and Gradle .
• Experienced in Querying RDBMS such as Oracle, MySQL and SQL Server by using SQL for data integrity.
• Implementing new projects builds framework using Jenkins & Maven as Build framework tools.
• Expertise in WAMP (Windows, Apache, MYSQL, and Python) and LAMP (Linux, Apache, MySQL, and Python) Architecture.
• Expertise in implementation and maintenance of Apache SMTP, DHCP, NFS, NIS, NIS+, LDAP, DNS, SAMBA, SQUID, Postfix, Send mail, FTP, Remote Access, Security Management and Security trouble shooting skills.
• Experienced in Server monitoring, capacity planning, application monitoring with the help of Nagios, Cloud Watch and Splunk .
• Experience in Linux Administration (Installation, Configuration, Tuning and Upgrades of Linux (Red Hat and Oracle).
• Collaborate in the automation of AWS infrastructure via terraform and Jenkins - software and services configuration via chef cookbooks.
• Supporting Local System Administrators to troubleshoot Configuration Management and Network issues.
• Experience in Cloud service platforms like Amazon Web Services , Microsoft Azure, Google cloud .
• Expertise in writing Bash Scripts, Shell Scripts, Pearl Scripts, Python, Ruby, programming for deployment of Java applications.
• Experience with Bug tracking tools like JIRA, Remedy, and HP Quality Center .
• Excellent in Setting up monitoring tools like Nagios and Amazon Cloud watch to monitor major metrics like Network packets, CPU utilization, Load Balancer Latency.
• Planned and executed the migration from Bugzilla-based bug-tracking and Jenkins CI tool into the Atlassian-based suite (JIRA, Confluence).
• Experienced in all phases of the software development life-cycle (SDLC) with specific focus on the build and release of quality software. Experienced in Waterfall, Agile/Scrum, Lean and most recently Continuous Integration (CI) and Continuous Deployment (CD) practices.
• Created EC2 Instance on AWS cloud and used as a build server and used as proof of concepts to test Docker .
• Setup Security groups, VPC, ELB and Cloud Watch, creating AMI and administering AWS IAM .
• Developand configure of Continuous Integration (CI) scripts for releases and Enhancing/Maintaining to suite the request from teams across the organization.
• Experienced with Handling Cloud environments (AWS and OpenStack).
• Extensive experience in developing and maintaining build, deployment scripts for test, Staging and Production environments using ANT, Maven, Shell and Perl scripts.
• Worked in SCM tools - Chef and Puppet for Deployment on Multiple platforms.
• Automate infrastructure creation, deployment and recovery using Ansible/Saltstack, Docker,Terraform & Jenkins
• Ability in deploying the developed code in a WebSphere/WebLogic/Apache Tomcat/JBOSS, IIS7.
• Experience in Monitoring tools like Nagios, Splunk, Logstash and Cloud watch .
• Deploying Micro services in Dev & QA environment using AWS ECS and Docker.
• Experience with Bug tracking tool like JIRA, Bugzilla and Remedy.
• Focused on containerization and immutable infrastructure. Docker has been core to this experience, along with Mesos, Marathon and Kubernetes.
• Exposure on DNS and Load Balancing experience on Nginx and knowledge on HA Proxy.
• Experience on Virtualization technologies like VMware, Vagrant.
• Worked on Messaging systems like JMS, RabbitMQ, ApacheKafkaetc. to communicate between publishers and consumers.
• Good analytical, problem solving, communication skills and can work either independently with little or no supervision or as a member of a team.

TECHNICAL SKILLS:

Build Tools: MAVEN, ANT, Gradle, MS Build.

Bug Tracking Tools: JIRA, Fisheye, Bamboo, Cucumber, confluence, IBM Clear Quest.

Version Control Tools: GIT, SVN, Team Foundation Server (TFS), Clear Case & TeamCity.

Automation container: Docker, kubernetes, marathon and Mesos.

Continuous Integration: Jenkins/Hudson, bamboo, Team City, Build Forge, Anthillpro, TFS Visual Studio Build.

Continuous Deployment: Ansible, Puppet, and Chef.

Cloud services: Amazon Web Services (AWS), and Microsoft Azure EC2, RDS, VPC, S3, ROUTE53, SNS, SQS, Cloud front, EBS, ELB, Cloud watch, Elastic beanstalk, Open Shift, OpenStack, and Cloud trail.

Monitoring tools: Nagios, Splunk, Elasticsearch, sonarqube, cloud watch and Selenium.

Operating Systems: RHEL (5.x, 6.x, 7x), SUSE Linux (9,10,11), Sun Solaris (9,10,11), CentOS 5,6, Windows 2003, 2008, VMware ESX (3.5,4.0).

Networking: TCP/IP, NIS, NIS+NFS, DNS, DHCP, WAN, SMTP, LAN, FTP/TFTP, TELNET, Firewalls.

Database Servers: Oracle 9i, 10g, MySQL 7.0, 6.5, RDBMS Oracle, Mongo Db, Cassandra, SQL Server.

Web/Application Servers: WebLogic, WebSphere, JBoss, Apache Server, Apache Tomcat.

Scripting Languages: Bash and Korn Shell scripting, Perl, Ruby, Python, YAML, Groovy.

Languages: C, C++, .NET, Java/J2EE.

SDLC: Agile, Scrum, and Waterfall.

Deployment Tools: U-Deploy, Octopus Deploy, Run deck.

PROFESSIONAL EXPERIENCE:

Sr DevOps/Cloud Engineer

Confidential, Richmond, VA

• Configured and automated AWS services - EC2, EBS, ELB, IAM, Cloud watch, SNS.
• Responsible for distributed applications across hybrid AWS and physical data centers.
• Used IAM to define user’s permissions and created roles and permissions.
• Created security groups firewalls that control inbound and outbound traffic in instances.
• Captured snapshots for AIM’S (Amazon Machine Images) of EC2 instances to create clone instances for running instances.
• Expert in chef and writing chef reciepes
• Used terraform as build tool for deploying on to cloud.
• Deployed Azure IaaS virtual machines (VMs) and Cloud services (PaaS role instances) into secure VNets and subnets.
• Setup load balancer to achieve high availability of applications running on EC2 instances.
• Used cloud watch for monitoring and creating alarms for the health status of running instances.
• Migrating SVN (Subversion) to GIT i.e. from centralized to distributed repo system.
• Installing and configuring GIT and GITHUB.
• Implemented high availability with Azure Classic and Azure Resource Manager deployment models.
• Used Jenkins for configuring GITHUB and scheduling jobs using polling.
• Used web hooks in Jenkins.
• Created the Azure storage accounts, VNET's, Subnets, assigned the public IP, Altered the security groups, NIC's and Azure VM's for internal applications using Ansible playbooks.
• Configured various plugins needed for Jenkins workflow automation.
• Installing Jenkins master slave nodes required for troubleshooting testing builds during Jenkins build process.
• Developed Micro services using Golanguage and developed corresponding test cases.
• Used STL containers, algorithms, various data structures and design patterns in software design like Singleton for db connections and Observer pattern for processing events.
• Integrated Azure with docker Enterprise edition to create the Azure VM Scale sets for autoscaling, Azure load balancing and Azure storage.
• Configured password less SSH connection between nodes to run the ansible playbooks.
• Used Ansible to configure and manage infrastructure wrote Playbooks to streamline the process.
• Managed the inventory file in Ansible.
• Implemented Continuous deployment and environment provisioning using Ansible
• CI/CD Tools (Team city, Jenkins, gitlab nexus, JIRA and docker registry/daemon) configuration management and automation using Ansible.
• Experience in Writing Python modules for Ansible customizations.
• Automated build/test/release system with Ansible and Jenkins
• Used Sonatypenexusrepo to manage/download the artifacts (jar, war and ear).
• Created continuous delivery framework using Jenkins, Ansible, maven and nexus in Linux environment.
• Worked on Docker containerization and collaborated in setting up a continuous delivery environments using Docker.
• Used various Docker containers as environment for diverse testing in Jenkins.
• Involved in scrum ceremonies (stand-up, grooming, planning, demo/review and retrospective) with the teams to ensure successful project forecasting and realistic commitments.
• Involved in scrum meetings, product backlog and other scrum activities and artifacts in collaboration with the team.
• Used JIRA for bugs tracking.

Brief Tools/Environment List:EC2, ELB, Cloud watch, SNS, IAM, SVN, Git, Github, Jenkins, Ansible, Team city, Docker, Sonatype Nexus repo, Jira.

Cloud Engineer

Confidential, Seattle, Washington

• Designed and deployed a highly available and fault tolerant infrastructure on AWS using terraform modules, these modules installs a web application in public subnet and database in private subnet which can communicate using the local route table in the VPC .
• Implemented AWS Auto scaling groups, Elastic Load Balancing, S3, EBS, EFS, Route 53, VPC, SNS, CloudWatch and ec2 under AWS.
• Setup and Managing CDN on Amazon CloudFront (Origin Path: Server / S3) to improve site performance.
• Creating Virtual private cloud (VPC) , Elastic load balancers and Auto scaling groups in development, testing and Production environments.
• Utilized EBS to store persistent data and mitigate failure by using snapshots.
• Wrote PowerShell scripts for the teams use with customers that have been heavily utilized thus saving much time with each case.
• Configured S3 versioning and lifecycle policies to backup files and archive files in Glacier.
• Responsible for code build, release and configuration on Amazon EC2 .
• Automate Deployment using configuration Management tool like Chef to provision amazon AWS Instances to enable Continuous Deployment.
• Created the AWS VPC network for the Installed Instances and configured the Security Groups and Elastic IP's accordingly.
• Configured and managing security groups, NACL,NAT,VPC in Dev/Sandbox environment as per requirement.
• Worked on several Docker components like Docker Engine , creating Docker images , Compose Docker Registry and handling multiple images primarily for middleware installations and domain configuration.
• Deployed and orchestrated containerized application using Docker-Compose and Kubernetes which we created and managed using AWS.
• Implementation/setup continuous project build and deployment delivery process using Subversion, Git, Jenkins, IIS, Tomcat.
• Designed and implemented CI/CD for all our cloud components using Jenkins Pipelines, Teamcity and Octopus and reduced deployment times by more than 50%. This in turn increased developer productivity and enabled us to release our product more often with confidence Expertise in JIRA/Confluence queries, dashboards for metrics reporting to various teams.
• API builds, deployments and configuration management. Troubleshoot issues related to build and deployment failures - worked on Jenkins and Teamcity.
• Automation test cases in Go language and used GIT for version control. Experience in SQL/CQL stress workloads to test storage on Docker swarm using Cassandra and MySQL.
• Wrote SQL queries to validate data across different cluster in error recovery testing. Monitored automated regression tests on Jenkins in CI environment and follow up. Expertise in docker compatibility testing on various Linux distros, Amazon Web Services (AWS).
• Data validation using MongoDB and Python, PowerShell scripting and automation
• Used Vagrant and Chef to install software and automate installation.
• Developed internal tool Quick Deploy for runbook automation, and automated release and deployment Management process using shell scripts, windows batch, and python with Run deck and Jenkins.
• Used ANT and MAVEN as a build tools on java projects for the development of build artifacts on the source code. Converting the ANT Build projects to Maven Build projects.
• Developed a Power Shell script to automate Active Directory and server tasks and Generate reports for administrators and management.
• Automated mobile/wearable device using Appium, UI Testing, Web Testing using Selenium.
• Used knife command, cookbooks, data bags and node objects json files to manage EC2 instances with auto scaling for both AWS OpsWorks Chef Automation and standalone Chef server.
• Proficient in writing Chef cookbooks & Recipes to manage systems configuration.

ENVIRONMENT: AWS EC2, S3, RDS, AMI, IAM, VPC, udeploy, Jenkins, Terraform, Subversion, SSH,Deployment Automation, Rest API, Ant, Maven, Nexus, U-deploy, SQL, Cloud Formation, SVN, Docker, Kubernetes,Jira, Python,Chef,Git.

AWS /DevOps Engineer

Confidential, NH

• Implemented Large Scale Cloud Infrastructure (250+ servers) using AWS resources - IAM, Elastic IP, Elastic Storage, Auto Scaling, VPC, EC2, EBS, ELB, Route 53, RDS, SES, SNS, SQS, OpsWorks, EMR, Red Shift, Cloud Formation, CDN, KMS, S3, LAMDA (Server less), Elastic Bean stalk, ECS, Cloud Front, Snow Ball.
• Knowledge of Chef as Configuration management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manages change.
• Implemented exception handling in Java Spring boot for REST API , by making use of Exception Handler and Controller Advice annotations
• Experience in Programming, support, debugging, and administration in distributed environments UNIX, Linux, VAX/VMS, Windows, and RDBMS across a wide range of products.
• Architecture/design and deployment of solutions using bare solutions, VMWare, and Amazon Web Services (AWS).
• Experience with most layers of AWS offerings and integration, and migration of existing metal solutions into virtualized hosting environments.
• Automated build and the deployment process. Worked with the testing teams to automate test cases as part of the post deployment action and did Cucumber setup for testing automation.
• Design, integration and management of Amazon Web Services cloud solutions. Provisioning of EC2 instances, built via puppet, and integrated into local area offices in 5 time zones. Amazon RDS, VPC construction, Security Group policies, IAM, Route 53, CloudFormation, S3, Glacier, OpsWorks.
• SSL Security certificate management for enterprise, maintaining certificates across multiple ssl providers, and integrating certificates into products such as nginx, apache, tomcat, AWS-ELB.
• Expertise in Chef orchestration, Install and configure system components such as SAP BO, SAP DS, FTP, DB2, File server, build server, Batch server, WebLogic etc. using Chef automation from scratch.
• Experience in using JFROG and Nexus Artifactory Repository Managers for builds. Extensively worked on Hudson, Jenkins and Bamboo for continuous integration to automate all builds and deployments.
• Used tools like SonarQube to check the integrity of code and Nexus based repository for version controlling.
• Having good knowledge in implementing the AppDynamics monitoring tool.
• Developed Groovy scripts to test Report application output.
• Responsible for developing Scripts using Groovy 1.7.
• Used RabbitMQ as OpenStack’s message-passing pipeline which serves as both synchronous and asynchronous communications channel and used Merantis 9.0 as a deploying tool in Open stack environment.
• Created the U-Deploy templates for components and applications, on-boarded around 200 apps into U-Deploy to achieve continuous integration.
• Integrated Maven/Nexus, Jenkins, Urban Code Deploy with Patterns/Release, Git, Confluence, Jira and Cloud Foundry .
• Wrote python scripts using Boto3 to automatically spin up the instances in AWS EC2 and OPS Works stacks and integrated with Auto scaling to automatically spin up the servers with configured AMIs'.

ENVIRONMENT: AWS EC2, S3, RDS, AMI, IAM, VPC, Jenkins, AppDynamics, Terraform, Gerrit, Stash, Python, Groovy, Linux, Bash,Zabbix, Subversion, SSH, SonarQube,Deployment Automation, Rest API, Ant, Maven, Nexus, U-deploy, SQL, Cloud Formation, Cassandra, Selenium, UNIX, SVN, Docker, Kubernetes,Jira, Python, Ruby, Shell Scripts, Tomcat, Jenkins, Chef, Splunk.

DevOps Automation Engineer

Confidential, GA

• As DevOps/Build & Release Engineer extensively involved in release management, Environment Management, deployments, CI/CD, Incident management, Version management.
• Performed integration of Code Quality Analysis techniques - Check style, Find bugs with CI tools like Bamboo .
• Involved in creating Puppet modules using manifests. Uploading desired classes for the nodes.
• Utilized Azure SQL database, Web API, Azure active directory, Azure Websites.
• Experience using Jenkins as a full cycle CD tool involving package creation, distribution and deployment onto tomcat application servers via shell scripts embedded into Jenkins jobs.
• Expertise in Azure infrastructure management (Azure Web Roles, Worker Roles, SQL Azure )
• Configured Puppet Enterprise in POC for Windows and Linux Environments and successfully deployed the nodes. Integrated Jenkins with puppet and configured data through the pipeline plugins.
• Hands on experience in managing Azure Storage Accounts.
• Developed build scripts using Gradle and MAVEN as the build tools for the creation of the build artifacts like war/jar or ear files.
• Configured Code Manger in puppet and integrated with TFS-GIT and successfully pull the code from TFS-GIT branches. Documented the POC for puppet and application servers.
• Designed and configured Azure Virtual Networks (VNets), subnets, Azure network settings, DHCP address blocks, DNS settings, security policies and routing.
• Created Different modules for puppet and tested on nodes with node groups.
• Written manifests and modules for puppet to do tasks like application deployment, configuration and create filesystems.
• Utilized Jenkins for enterprise scale infrastructure configuration and application deployments - checking out code from Svn/Git and use Ant/Maven to build War/Ear artifacts.
• Worked on build scripts using ANT and MAVEN build tools in Jenkins to move from one environment to other environments.
• Extensive exposure to Configuration Management policies and practices with regards to SDLC; along with automation of scripting using BASH/Shell, Perl scripting.
• Monitoring of Linux servers and applications via Nagios.
• Experience in configure automated application deployment process through U-Deploy (urban Deploy) and resolve any deployment problems.
• Extensive Experience in Applications using AJAX, Object Oriented (OO) JavaScript, JSON, JSONP, and XML .

Environment: Jenkins, SVN, Azure,Git, GitHub, Ant, Maven, Selenium, Bamboo, Vagrant, U-Deploy, Tomcat, Apache, Nagios, Python, Shell, ruby, JSON, JSONP, JavaScript, Ajax, Xml.

DevOps / Puppet Automation Engineer

Confidential, Overland Park,KS

• Expertise in AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, SNS, RDS, EBS, CloudWatch, Cloud Trail, CloudFormation AWS Configuration, Autoscaling, CloudFront, IAM, S3, API Gateway Elastic Beanstalk, OpsWorks, Code Deploy, Version1, Code Pipeline and Route53.
• Enabled Logging on S3 bucket access, VPC flow, CloudTrail, AWS configuration, IAM, AWS inspector, Lambda, RDS, DynamoDB, CloudFront, AWS API gateway, EC2 Application servers.
• Completing software builds and elevations, creating directories and security groups, and recreating prior versions. Monitored software, hardware, and/or middleware updates and utilizing technologies like Jenkins/Hudson, Ant.
• Implemented and support an AWS managed Elastic search/Kibana cluster for application logging
• Used the continuous Integration tools such as Jenkins / Hudson for automating the build processes
• Hands on experience on JIRA for creating bug tickets, storyboarding, pulling reports from dashboard.
• Experienced with installation of AWSCLI to control various AWS services through SHELL/BASH scripting. and managed users and groups. Hands on compiling builds using pom.xml and build.xml
• Developed ANT, Perl & UNIX scripts for build and release activities
• Configured and Maintained JBOSS and Django Servers .
• Installing and configuring of Chef Server, Chef-solo along with creating Chef Cookbooks and implemented latest releases of Chef- Solo, Compliance, Habitat and written Chef Recipes to install and configure Nagios for monitoring Infrastructure.
• Writing json templates for cloud formation and ruby scripts for chef automation and contributing to our repository on GitHub.
• Written cookbooks for Web Logic, JDK, and Jenkins, tomcat, JBoss and deployment automation. Set up CI (Continuous Integration) for major releases in Jenkins and Team City .
• Worked on Chef Cookbooks and Chef recipes to automate infrastructure as a code.
• Setup the Chef Nodes, Chef Client, Chef Server, and Chef Workstation. Worked on Bootstrapping the Nodes secured the passwords and data using encryption data bag for chef.
• Used HP ALM, UFT, Rally, groovy, Jenkins, Control-M, Artifactory, Kubernetes, Version1, Spew, Docker, SoapUI, Load runner on this project for testing reporting and other processes at different stages.
• Developed build and deployment scripts using MAVEN as build tool and automated the build and deploy processes using Jenkins to move from one environment to other environments.
• Automated Weekly releases with ANT/Maven scripting for Compiling Java Code, Debugging and Placing Builds into Maven Repository.
• Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and automated the whole process.
• Experienced in troubleshooting and automated deployment to web and application servers like WebSphere, JBOSS.
• Managing the multi-tier and multi-region architecture using AWS Cloud Formation and Automating the Cloud Formation using Terraform .
• Experience in monitoring System/Application Logs of server using Splunk to detect Prod issues

Environment:: ANT, MAVEN, JBOSS, shell & Perl scripting, WebSphere, Splunk, AWS, Subversion, Jenkins, Hudson, Windows 2000/XP, LINUX, UNIX GIT, GITHUB.

Build & Release Engineer

Confidential, Irving, TX

• Installed and configured Red Hat Linux, Established and schedule activities in test and production environments.
• Experience in working GIT for branching, tagging, and merging.
• Managed, installed, and configured Microsoft Windows Server, Red Hat Enterprise Linux, CentOS, Ubuntu, IIS, .NET, Apache, Oracle WebLogic, Red Hat JBoss, Apache Tomcat, Oracle Database.
• Worked closely with application developers to devise robust deployment, operating, monitoring, reporting for the COTS applications.
• Build and release packages for testing and performed clean builds as per the scheduled release.
• Used Subversion (SVN) for managing files and configurations.
• Used ANT as build tool on Java projects for the development of build artifacts on the source code.
• Developed installer scripts using Ant, Python and UNIX for various products to be hosted on Application Servers.
• Creating the SQL, PL/SQL scripts (DML and DDL) in oracle database and revising them in SVN .
• Deploying newly built code and removal of old code using WebSphere Admin Console.
• Developed scripts in Perl and Shell scripting for automation of repeated tasks which are susceptible to errors.
• Deployed the applications to WebSphere Application Server and static content to apache web servers.

Environment: SVN, ANT, Cruise Control, WebSphere, Perl, Shell, JAVA/J2EE, Remedy, Oracle DB 10g, Oracle Virtual Box, apache web servers.

Linux administrator / SCM Build &Release Engineer

Confidential

• Worked with Blade Chassis Enclosure HP with BL460c, BL680c, BL485c, BL420c servers for the installation of RHEL, OEL, CentOS 4.x, 5.x,6.x,7.x and VMware ESX 3.5 & 4.0, 5.0. 5.5 And 6.0.
• Extensively worked on BEA Web Logic 8i/9i Server, JBoss EAP 4.x/5.x/6.x Server, Apache HTTP and Apache Tomcat 6.x/7.x/8.x Server as an Administrator for Server Installations, Configuration, deployment, Performance, tuning including troubleshooting and maintenance.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
• Strong working knowledge of Routers and Switches, VLAN, TCP/IP, VPN, OSI model, Firewall (checkpoint), VOIP.
• 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.
• Installed, configured and administered Apache 2.3.x and Apache Tomcat 5.5/6.0 on Redhat 6.2.
• Involved in designing Firewall rules for new servers to enable communication with application, Oracle 10g servers.
• Completing software builds and elevations, creating directories and security groups, and recreating prior versions. Monitored software, hardware, and/or middleware updates and utilizing technologies like Hudson, Ant, MS Build, and Subversion.
• Responsible for configuring and connection to SSH through SSH clients like Putty Remotely coping files using SFTP, FTP, SCP, WinScp, and FileZilla.
• Troubleshooting the network with the help of net stat, ping, nslookup and trace route tools.
• Maintaining the Linux Firewall for network and implement to the network security.
• Installs, upgrades and manages packages via RPM and YUM package management.
• Installs Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.
• Works with Database administrators to tune kernel for Oracle installations.
• Administrated perforce and created users and provide access to them based on their roles. Written shell and Python scripts to take automatic backup every day.
• Defined and implemented build and deployment strategies for all applications.

Environment: Red hat Linux 5/6.x, TCP/IP, UNIX/LINUX, Oracle,10g,Kernel,Windows, TCP/IP, GIT, Hudson, Ant, 2008R2, WebLogic Server 11g, RAID, Shell, Python, Web Sphere, Load Balancers, WLST, Apache Tomcat 5.5.