SUMMARY

• 8 years of experience in IT Industry with ability to accomplish all aspects of the software configuration management (SCM) process, AWS, DevOps and Build/Release management.
• Extensive experience in Linux/Unix system Administration, System Builds, Server Builds, Installations, Upgrades, Patches, Migration, Trouble shooting on RHELH 4.x/5.x
• Experience in Server infrastructure development on AWS Cloud, extensive usage of Virtual Private Cloud (VPC), Cloud Watch, IAM, EC2, RDS, S3, Auto Scaling, Route53, SNS,and Lambda.
• DesignAWSCloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Experienced in Amazon EC2 setting up instances and setting up security groups.
• Setting up data in AWS using S3bucket and configuring instance backups to S3 bucket.
• Installed, configured multiple operating systems onsite and provisioned similar instances on AWS cloud.
• Extensive Experienced in writing Ansible playbooks and Modules to automate our build/deployment process and do an overall process improvement to any manual processes.
• Managed servers onAWScloud platform using Chef configuration management tools.
• Ability to manage SCM processes like compiling, packaging, deploying and application configurations.
• Extensive experience in using Version control systems includes Subversion (SVN), GIT, and Bitbucket.
• Strong command on source controller concepts such as Branches, Merges and Tags.
• Good exposure in administering version controls (GIT, SVN) to create daily backups and checkpoint files.
• Efficient experience in using Nexus and Artifactory Repository managers for Maven builds.
• ExtensiveExperience working with tools SVN, GIT (version control), ANT, Maven, Gradle (Build automation and standardization), Jenkins, Putty, SQL, JIRA.
• Installed and Administered Jenkins CI for Maven Builds.
• Experience in managing the artifacts generated by MAVEN in the Nexus repository.
• Strong knowledge on CI tools like Jenkins and Hudson.
• Extensive experience in Application Deployments and Environment configuration using Chef, Puppet, Ansible and Terraform.
• Expertise in DevOps tools like urban code deploy, puppet and chef.
• Implemented CICD allowing for deploy to multiple client Kubernetes/AWS environments
• Developed puppet manifests for different application and web servers like Apache, Tomcat, Nginx, WebSphere, WebLogic applications.
• Chef to aid with our deployment process, and migrating in - house systems to Amazon Cloud Services.
• Involved in functional usage & deployment of applications in WebLogic, WebSphere, Apache Tomcat Server
• Strong experience administering installing and monitoring WebLogic applications.
• Experienced in working on DevOps/Agile operations process and tools area (Code review, unit test automation, Build & Release automation, Environment, Service, Incident and Change Management).
• Experience in installing Docker using Docker tool box.
• Source code management is performed using GIT from master repository and knowledge on Container management using Docker in creating images. Familiarity with Docker Swarm.
• Inventoried and administered Red Hat Enterprise Linux (RHEL), FreeBSD and VMware ESXi, VCenter, VSphere, VMWare Workstation servers, writing several utilities to manage them simultaneously.
• Ability in development and execution of XML, RUBY and SHELL scripts.
• Monitored the servers & applications using Nagios and Splunk.

TECHNICAL SKILLS

Operating Systems: Windows 98/XP/NT/ 2000/2003/2008 , UNIX, LINUX, RHEL

Source control tools: Subversion, Bitbucket and GIT

Build Tools: ANT, MAVEN, Gradle

CI Tools: Hudson, Jenkins

Configuration Tools: Chef, Puppet, Ansible, TerraForm

Repositories: Nexus, Artifactory

Languages: Shell scripting, Power Shell, SQL, Java/J2EE, Python, Ruby

Tracking tools: Jira

Testing tools: Junit, Selenium

Web servers: Web logic, Web Sphere, Apache Tomcat, JBOSS, Nginx

Databases: Oracle, MY SQL, Dynamo DB, MongoDB

Monitoring tools: Nagios, Splunk

Container Technology: Docker

Cloud Technology: Amazon Web Services

PROFESSIONAL EXPERIENCE

Confidential, NY

Sr. DevOps & AWS Engineer

Responsibilities:

• Designed AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Responsible for creating multiple environments (Test, Pre-prod and Production) to build and deploy Java applications using AWS Cloud Formation template which includes VPC EC2, ELB, Auto scaling, RDS, Route53, S3, SNS and IAM.
• Responsible to Manage IAM policies, providing access to different AWS resources, design and refine the workflows used to grant access.
• Configured AWS Route53 to route traffic between different regions.
• Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud watch, Splunk and Nagios.
• Managed servers on the Amazon Web Services (AWS) platform using chef configuration management tools.
• Used Dynamo DB to store product information and Created Product catalog table for different products.
• Designed and implemented for fully automated server build management, monitoring and deployment using Chef.
• Installed Chef-Server Enterprise On-Premise/WorkStation/ Bootstrapped the Nodes using Knife.
• Developed Chef Cookbooks and Recipes to manage systems configuration.
• Configured, monitored, distributed multi-platform servers using Chef.
• Used Test Kitchen to test the Chef Recipes on workstations before running the recipe on servers.
• Maintained Chef Servers and management application that can use Service Now (CI) data to bring computers into a desired state by managing files, services, or packages installed on physical or virtual machines.
• Working with Docker practices by AWS, Elastic Bean stalk& Docker with Kubernetes.
• Conducted auto deployment of software applications in secured and managed environment using container technology Docker.
• Customized Docker container images, tagging and pushing the images for various generic requirements.
• Integrated Docker container orchestration framework using Kubernetes by creating pods, config Maps, and deployments.
• Installed, configured and administered Jenkins as Continuous Integration Server on Linux machines.
• Added multiple nodes to Jenkins and configured SSH for continuous deployments.
• Responsible for various repository management activities in Git like branching, tagging, rebasing and merging.
• Developing and maintaining build, deployment scripts for test, Staging and Production environments using ANT, Maven, Shell, Python and Perl scripts.
• Developed unit and functional tests in Python and Ruby.
• Experienced in using Nexus and Artifactory Repository Managers for Maven Builds.
• Expert in deploying the code through web application servers like WebSphere, WebLogic, Tomcat.
• Used MySQL, DynamoDB and ElastiCache to perform basic database administration build.
• Creating Virtual machines for Red hat Linux and Solaris on VMware ESX and also administering them with Virtual Infrastructure client.
• Work with different team members for automation of Release components.
• Used Jira as ticket tracking and work flow tool.

Environment: AWS, Chef, Jenkins, Maven, SQL, Docker, Jira, Unix/Linux, Python, Ruby, Shell scripting, Nagios, Git.

Continental, Farmington Hills, MI

DevOps Engineer

Responsibilities:

• Build, manage, and continuously improved build infrastructure for global software development engineering teams including implementation of build scripts, continuous integration infrastructure and deployment tools.
• Used sub modules in the GIT and educated users working with sub modules in GIT. Configured plugins for the integration tools to the version control tools.
• I worked on branching, labeling, and merge strategies for all applications in GIT.
• Created GIT configuration record for builds using derived objects generated during build audit process.
• Managed GIT repositories for branching, merging, and tagging.
• Handled Code reviews and merging Pull requests.
• Implemented continuous integration using Jenkins.
• Build Java code on to different Jenkins servers as per the schedule.
• Integrated Maven with Jenkins for the builds as the Continuous Integration process.
• Used Maven for building Java/J2EE Applications.
• Worked on AWS EC2, IAM, S3, EBS, Elastic Load balancer (ELB), auto scaling group services.
• Responsible for distributed applications across hybrid AWS and physical data centers.
• Provided installation & maintenance of Puppet infrastructure and developed Puppet recipe &modules for configuration management.
• Extensive knowledge on writing and deploying modules in puppet.
• Implemented Puppet for Automation in the Non-production environment.
• Worked on Kubernetes and Docker images to provide platform as service on private and public cloud in AWS cloud.
• Worked on creation of puppet manifest files to install WebLogic instances and to manage configuration files for multiple applications.
• Utilize Puppet for configuration management of hosted Instances within AWS.
• Deployed the applications on multiple WebLogic Servers and maintained Load balancing, high availability and Failover functionalities.
• Maintaining GIT repositories using stash & handling build and Release deployment using Docker Marathon.
• Configuring and updating JSON files to create new stacks for Deployment using Docker Marathon.
• Experience working on several Docker components like Docker Engine, Hub, machine, compose and registry.
• Experience working on Docker Hub, creating Docker images and handling multiple images primarily for middleware installations and domain configurations.
• Experience deploying and maintaining multi-container applications through Docker.
• Configured application servers (JBOSS) to deploy the code.
• Use JIRA for change control & ticketing.
• Good working knowledge of PowerShell scripting on windows environment.
• Worked with Jira, a tool that handles DCR (defect Change Request) MR (Maintenance Request).
• Good experience in windows & VMware server automation using scripting language Power shell, VB Script.
• Have experience in scripts (Perl scripts, Shell scripts, etc.) that can run from a command line to check the status of a host or service by using Nagios.

Environment: AWS, Shell Scripting, VMware, Hudson, Jira, GIT, WebLogic, JBOSS, Maven, Jenkins, Artifactory, Docker, Kubernetes.

Confidential, Tyson, VA

Build & Release Engineer

Responsibilities:

• Developed build and release processes. Perform software builds using Clear Case as version control tool.
• Built and Deployed java source code into application servers in an Agile continuous integration environment.
• Developed and maintained UNIX/Perl/Ant scripts for build and release tasks.
• Perform software builds using SVN as version control. Writing, editing config specs and creating views for developers.
• Designing and deployed best SCM processes and procedures. Posting the Build on time & following it up the testing team on posted builds.
• Managed SVN repositories for Branching, Merging, and Tagging. Developed Shell/Batch/Perl Scripts for automating build process.
• Resolved merging issues during build and release by conducting meetings with developers and managers.
• Administrated & Used SVN for branching, tagging, and merging.
• Maintained and coordinated environment configuration, controls, code integrity and code conflict resolution.
• Verified if the methods used to create and recreate software builds are consistent and repeatable.
• Practical understanding and experience in scaling puppet with 100's of agents and few puppet servers.
• Practical/hands-on knowledge on using Hiera in conjunction with puppet modules.
• Planned for, tested, and then managed the upgrade of our puppet infrastructure from 0.25.4 to 2.6.6.
• Deployed the applications to Tomcat Application Server and static content to apache web servers.
• Worked with JIRA for Issue Tracking and monitoring.
• Created several stored SQL procedures to handle the data from different tables in the database and for fast retrieval of data.
• Deployed the archives to WebSphere Application Servers using Admin Console and Deploy Scripts Provided by WebSphere admin Team.
• The deployment and server bounce process is automated by creating the scripts using WebLogic Scripting Tool (WLST).
• Responsible for Plugin Management, User Management and Backup/Disaster Recovery Plan/Implementation (BDR) on Jenkins.

Environment: Subversion (SVN), Clear case, Jenkins, Perl Scripts, Shell Scripts, XML, WebSphere, WebLogic, PL SQL.

Confidential

Build and Release Engineer

Responsibilities:

• Developed and supported the Software Release Management and procedures.
• Performed all necessary day-to-day Subversion/CVS support for different projects.
• Responsible for design & maintenance of Subversion/CVS Repositories, views, and access control strategies.
• Created the branches in Subversion and Perforce to implement the parallel development process.
• Merged release branches to the trunk after the production release and resolved the conflicts rose during the merge in both Subversion and Perforce.
• Implemented Continuous Integration using Jenkins and GIT.
• Configured and maintained Jenkins to implement the CI process and integrated the tool with Ant and Maven to schedule the builds.
• Worked on ANT and MAVEN Scripts to automate the build process.
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Implemented GIT for version control of puppet modules and process documentation.
• Versioning and Source control of codes using GIT concepts such as branching, merging, labelling/tagging, branches locking, access control and integration.
• Developed GIT hooks on local repository, codecommit, remote repository, code push functionality, on Git Hub
• Worked with the Architects on SDLC process being the owner of post development environments.
• Deployed the applications to WebSphere Application Server 5.0 and static content to apache web servers.
• Carried Deployments and builds on various environments using continuous integration tool.
• Developed and implemented the software release management for the release of web applications.
• Worked closely with development team and SQA team for product releases.
• Implemented Configuration Management, Change Management policies and procedures.
• Worked as a system administrator for the build and deployments process on the enterprise server.
• Documented project’s software release management procedures with input decisions.
• Developed, maintained, and distributed release notes for each scheduled release.
• Worked closely with software developers and DevOps to debug software and system problems
• Developed and maintained integration and release processes.
• Involved in Research of the project application architecture to support/resolve build, compile, and test issues/problems.

Environment: Subversion, ANT, Git, RHEL, XML, WebLogic, WebSphere, Perl Scripts, Shell scripts

Confidential

Linux Administrator

Responsibilities:

• Installation of patches and packages using RPM and YUM in Red hat Linux.
• Installed and configured SAMBA server for Windows and Linux connectivity.
• Responsible for setting up cron jobs scripts on production servers.
• Responsible for writing/modifying scripts using sh, ksh, and bash for day-to-day administration.
• Modified Kernel parameters to improve the server performance in Linux.
• Installed and configured Apache / Tomcat web server.
• Involved in design, configuration, installation, implementation, management, maintain and support for the Corporate Linux servers RHEL 4x, 5.x, SLES 9, CENTOS 5.x.
• Creation of Logical volumes (LVM) for Linux operating systems.
• Installed and configured VNC server/client.
• Handling the day-to-day Operations, Troubleshooting & Solve Server Problems in LINUX.
• Worked with DBA team for database performance issues, network related issues on Linux Servers.
• Created test scenarios for testing NIS, NFS, DNS and other functionality of the OS.
• Maintained system security, including password checks, permission scans, implementation of security ensuring tools Linux environment.
• Created and modified users and groups with SUDO permission.
• Coordinating users for any server activities which may involve major changes on software or any hardware related issues.

Environment: Red Hat Linux (RHEL 4/5), Logical Volume Manager, Global File System, Red Hat Cluster Servers, Oracle, MySQL, DNS, NIS, NFS, Apache, Tomcat.