SUMMARY

• 8+ years of extensive experience in Automating, configuring and deploying instances on cloud environments and Data centers.
• Experience in the areas of DevOps, CI/CD Pipeline, Build and release management, AWS/Azure and Linux/Windows Administration Proficient in prioritizing and completing tasks in a timely manner, yet flexible to multitask when necessary.
• Expertise in DevOps, Release Engineering, Configuration Management, Cloud Infrastructure, and Automation. It includes Amazon Web Services (AWS) Ant, Maven, Jenkins, SVN, GIT, GitHub, Clear Case, Build Forge, CVS, Tomcat and Linux etc.
• Extensive working experience wif broad range of AWS Cloud Services like EC2, ELB, Auto Scaling, VPC, Route53, RDS, S3, IAM, SNS, SQS, Dynamo DB, Elastic search and Cloud Watch, has in - depth practical knowledge on other cloud services like Microsoft Azure and OpenStack.
• In-depth comprehension of Agile and Waterfall models.
• Built S3 buckets and managed policies for S3 buckets and used S3 bucket and Glacier for storage and backup on AWS.
• Installing, configuring and managing the RDBMS and NoSQL tools like MySQL, DB2, PostgreSQL and MongoDB
• Implemented Puppet Agent Based and Agentless Configurations, Puppet dashboards, Mcollective wif active mq server, plugin-sync, stored configs, Hiera, Facter.
• Utilized the Docker infrastructure in Centos and Ubuntu for bringing up and managing application containers spawning across multiple deployment environments.
• Developed Python Scripts to automate various system tasks, OS patches for dev environments, and deployment of applications to testing/prod environments using Python OS modules
• Implemented the use of Nagios tool and keynote for monitoring and analyzing the network loads on the individual machines by enforcing custom Nagios monitoring, notifications and dashboard to exhibit various metrics using Shell Scripting and add-ons
• Extensive experience using MAVEN and ANT as build tools for the building of deployable artifacts
• Experience in using containerization tools like Docker for deployment and build web applications, those can run consistently across any machine, has knowledge on containerization orchestration using Kubernetes.
• Converted existing Terraform modules dat had version conflicts to utilize cloud formation during Terraformdeployments to enable more control or missing capabilities
• Setup and configured Chef Automate Server; Deployed and configured Common Vault Solution for Azureblob storage; Deployed and configured Cisco CSR 1000v router in Azure and enabled IPsec VPN tunnel and hybrid/AWS networking configuration
• Hands on experience on Chef Enterprise, installed workstation, bootstrapped nodes, wrote recipes and cookbooks and uploaded them to chef server.
• Managed On-site OS/Applications/Services/Packages using Chef as well as AWS for EC2/S3/Route53 and ELB wif Chef Cookbooks.
• Worked on Linux Package installation using RPM and YUM, provisioned system wif LVM.
• Develop, Maintain, update various script for services (start, stop, restart, recycle, Cron jobs) UNIX based Korn shell, Bash.
• Experienced in all facets of full CM process wif tools such as SVN, GIT, PVCS, Clear Case, Clear Quest, Perforce, Cruise Control, Jenkins, Bamboo, Chef and Puppet
• Expertise in building of deployment artifacts such as war & ear from source code using Apache ANT and MAVEN.
• Strong experience in working in Linux and Windows environments.
• Experience in Linux/Unix System Administration, Installations, Upgrades and Troubleshooting on RHEL 5.x/6.x
• Used Puppet to deploy ELK for automating continuous deployment (CD) and configured Slave Nodes and deployment failure reporting
• Proficient in managing the source code control of multiple development efforts using Clear Case, Subversion, TFS, Git and CVS version control tools
• Expert in deploying the code through web application servers like WebSphere / IIS / WebLogic / Apache Tomcat / JBOSS
• (SCM) in Agile, Scrum and Waterfall methodologies.
• Extensive experience in setting up baselines, branching, merging, and automation processes using shell and Perl scripts.
• Ability to work directly wif all levels of Management to gather user requirements.
• Excellent communication, interpersonal and managerial skills.

TECHNICAL SKILLS

Versioning Tools: CVS, SVN, GIT and Perforce

Bug Tracking Tools: JIRA, Remedy, HP Quality Center

Build Tools: ANT, MAVEN, Gradle

CI tools: Jenkins, Hudson, Team City, Bamboo

Languages/Scripting: C, C++, Perl scripting, Batch scripting, Power Shell scripting, SQL, Java/J2EE, Ruby Python, Bash

Confidential: Servlets, JDBC, JSP, HTML, Java Script, XML

Monitoring Tools: Nagios, Splunk, Elastic Search, Influx DB

Web servers: Apache, IBM HTTP and Nginx

Application Servers: Tomcat, IBM WebSphere, JBOSS, WebLogic

RDBMS: Oracle, SQL SERVER, MYSQL

Operating systems: Windows2008, UNIX (Solaris, AIX), LINUX (RHEL, CentOS6&7, Ubuntu

PROFESSIONAL EXPERIENCE

Sr. CLOUD/DEVOPS ENGINEER

Confidential -Atlanta, GA

RESPONSIBILITIES:

• Interacted wif all teams to understand client deployment requests.
• Coordinate wif the Development, Database Administration, IPS, QA, IT, Operations and Releases teams to ensure their are no resource conflicts
• Build scripts using ANT and MAVEN build tools in Jenkins to move from one environment to other environments
• Using Puppet, deployed and configured Elastic search, Log stash and Kibana(ELK) for log analytics, full text search, application monitoring in integration wif AWS Lambda and Cloud Watch.
• Experience in designing and deploying AWS Solutions using EC2, S3, EBS, Elastic Load balancer (ELB), auto scaling groups.
• Designing and implementing for fully automated server build management, monitoring and deployment by Using DevOps Technologies like Puppet.
• Developed Python scripts for the automation of the cloud deployments.
• Implemented continuous integration using Jenkins and configured various plugins GIT, Maven, Sonarqube, Nexus.
• Helped migrating and managing multiple applications from on premise to cloud using AWS services like S3, Glacier, EC2, RDS, SQS, SNS, SES, Cloud Formation, VPC etc.
• Worked on Grub, PXE boot, Kickstart, Packages, Yum, RPMs, LVM, Boot from SAN, file system configuration. implemented Terraform modules for deployment of applications across multiple cloud providers
• Work wif Terraform key features such as Infrastructure as code, Execution plans, Resource Graphs, Change Automation
• Getting started for basic instructions on compiling and installing Mesos.
• Build scripts using ANT and MAVEN build tools in Jenkins to move from one environment to other environments.
• Responsible for monitoring servers, applications and switches using Nagios.
• Experience in using Tomcat Web Server and JBOSS, WebLogic and WebSphere Application Servers for deployment.
• Azure Storage development and design utilizing Blobs, Pages, Queues, Tables and VM's
• Library work involved designing classes to programmatic control of Azure
• Implementing a continuous delivery framework using Jenkins, Ansible in Linux environment.
• Utilizing Puppet web console to monitoring the states of node servers, resources and puppet classes. For reusable code and data management, we use Hiera wif Puppet to separate data from Puppet codes, and give node-specific data.
• Created scripts for systems administration and AWS using languages such as BASH and Python.
• Configured and setup Kubernetes Cluster environment wif a master and 3 minions
• CI builds are done using Jenkins/Hudson.
• Docker container deploying micro services, and scaling the deployment using Kubernetes
• Implemented app logging service using logging tools, such as Splunk, Graylog2 and developed and deployed stacks using AWS Cloud Formation templates
• Worked on infrastructure wif Docker Containerization. Collaborated wif development support teams to setup a continuous delivery environment wif the use of Docker.

ENVIRONMENT: AWS, S3, EBS, Elastic Load balancer (ELB), Auto Scaling groups, VPC, IAM, Cloud Watch, Glacier, DynamoDB, shell scripts, GIT, Mesos, Docker, Maven, Jenkins, Puppet, Python, Apache Tomcat6.x/7.x, Windows and Linux environment.

Sr. CLOUD/DEVOPS ENGINEER

Confidential, MA

RESPONSIBILITIES:

• Involved in designing and deploying multiple applications using the almost all theAWScloud infrastructure focusing on high availability, fault tolerance and auto-scaling of the instances.
• ImplementedAWSsolutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Optimized volumes and EC2 instances.
• Configured Chef Work station wif Google Cloud, AWS EC2 andMicrosoft Azure plug-in on dev and test environments.
• Creating and Managing VMs in Windows Azure and setting up communication wif the help of Endpoints and VM Migrations from Transitional hosts and VMware implemented a centralized logging system using log stash configured as an ELKstack (Elastic search, Log stash, and Kibana) to monitor system logs, AWS Cloud Watch, VPC Flow logs, Cloud Trail Events, changes in S3 etc.
• Managed servers on the Amazon Web Services platform instances using Chef Configuration management.
• Repaired broken Chef Recipes and corrected configuration problems wif other chef objects.
• Involved in configuring AWS EC2 instances on cloud platform using Ansible/Chef.
• Expertize in configuration and automation using leading tools in the industry such as Chef and Ansible
• Written Chef Cookbooks for various DB configurations to modularize and optimize end product configuration, converting production support scripts to Chef Recipes andAWSserver provisioning using Chef Recipes.
• Deployed applications using Jenkins server and Troubleshoot build & release job failures, resolve, work wif developers on resolution.
• Installed and upgraded the Jenkins plugins depending on application requirement in Continuous Integration pipeline.
• Worked on integrating GIT into the continuous Integration (CI) environment along wif Jenkins.
• Extensively used build automation tools like MAVEN and ANT for the building of deployable artifacts such as war from source code.
• Defined dependencies and plugins in Maven pom.xml for various activities and integrated Maven wif GIT to manage and deploy project related tags.
• Designed highly available Mesos works.
• Worked TEMPeffectively in Configuring and Managing monitoring tools like Nagios for monitoring and splunk for log management.
• Responsible for monitoring servers, applications and switches using Nagios.
• Installation, upgrade and configuration of Red Hat Linux using the kick start installation and SUSE
• Administration and support of Unix Servers including SUSE, Solaris, HP-UX & Red Hat Linux and CentOS.
• Strong hands on experience wif scripting languages like Python, Ruby, PowerShell, and JavaScript.
• Wrote Python Scripts to Monitor Variety of Services & Perl Scripts wif Hash/Arrays to Insert/Delete/Modify content in multiple servers.

ENVIRONMENT: Amazon EC2, Amazon Web Services, RedShift, Nagios, ELK, Git, Jenkins, Azure, Chef, Mesos, Jenkins, Python Scripts, Shell Scripts, Ant, Maven, Nagios, Kickstart, Linux.

Sr. DEVOPS ADMINISTATOR

Confidential -Greenbay, WI

RESPONSIBILITIES:

• Managed Chef for configuration management of virtual environments, and Vagrant for virtual machine and resource.
• Installed workstation, bootstrapped nodes, wrote recipes, cookbooks, roles and environments and uploaded them to chef server.
• Utilized Chef for managing the configuration of the application
• Used knife for bootstrapping nodes, creating and uploading recipes, node convergence in chef and developed chef cookbooks to install and configure apache tomcat, Jenkins, and run deck and deployment automation.
• Created detailed documentation of complex build and release process for Demand ware, post release activities process, integrated bit bucket wif Jira workflow and Release notes.
• Installed Developed test scripts for puppet modules using beakers, ruby framework, planned and developed scripts.
• Configured, troubleshoot, secured and supported Red Hat 4/5, Centos 3/4/5 and SUSE Linux 9/10servers and also product servers.
• Maintain 99.98% uptime of LINUX production servers and follow proper escalation.
• Installation and configuration of CM related software in LINUX and Windows environments, using LINUX commands and Windows Navigation.
• Developed test scripts for puppet modules using beakers, ruby framework, planned and developed BDD TDD scripts. Developed deployment, configurations, provisioning all the middleware products using puppet and ruby.
• Implementing new projects builds framework using Jenkins and Maven as build framework tools.
• Implementing a Continuous Delivery framework using Jenkins, Maven in Linux environment.
• Deployed custom applications using puppet, executed schema updates wif liquid base and coordinate everything wif Jenkins.
• Worked on integrating GIT into the continuous Integration (CI) environment along wif Jenkins
• Written pre-commit, post-commit, post-receive hooks in GIT
• Used kick start/jump start to build Linux OS server for application automation.
• Experience wif red hat Linux kernel, memory upgrades and swaps area. Red hat Linux kick start installation and sun Solaris jump start installation.
• Scheduled Saved Searches in Splunk to send alerts to Nagios
• Installed Nagios on the Global Servers and developed Bash Scripts for Monitoring Point of view
• Expertise in automating builds and deployment process using Bash, Perl, Ruby, Python and Shell scripts wif focus on DevOpstools.
• Experience wif automation performed using scripting languages like shell, python, BASH, Ruby.

Environment: ANT, MAVEN, Chef, AWS, Git Hub, Jenkins, Puppet, Python, Data Bag, Cloud Watch, Red hat Linux, UNIX, Bit bucket, Jira, Windows servers, Git.

Sr. LINUX ADMINISTRATOR

Confidential

RESPONSIBILITIES:

• Installation, upgrade and configuration of Red Hat Linux using the kick start installation and SUSE
• Updating YUM Repositories and RPM
• Created virtual servers on VMware ESX/ESXi and installed operating system on Guest servers
• Configuring and Maintained DNS servers, Mail servers, FTP servers, NFS, NIS, RPM
• Developed shell scripts for automation purpose
• Monitoring servers using Nagios and writing custom plugins
• Maintained JIRA for ticket tracking and work flow
• Scheduled Jobs using CRONTAB and AT Utility and wrote shell scripts to automate System Process.
• Administration of UNIX servers like AIX and Sun Solaris in both test and production environment and applied patches
• Wrote and modified shell scripts (Perl, C) & cron to perform automated administration task
• Build and Deployment of the Linux hardware Nodes to host several KVM templates
• Created RPM packages using the RPMBUILD and checking the new build packages
• Maintaining user's data backup by creating particular user folder in File Server and Applying Security permission on folders
• Responsible for configuring and connection to SSH through SSH clients like Putty and Cyber duck
• Created and modified user, groups wif SUDO permission

Environment: Yum, RPM, Putty, Cyber duck, DNS server, Crontab, Unix, Nagios, VM Ware, Shell scripts.

UNIX / Linux Administrator

Confidential

RESPONSIBILITIES:

• Installed, configured, troubleshoot, secured and supported Red Hat 4/5, Centos 3/4/5 and SUSE Linux9/10servers and also product servers.
• Worked on installation and configuration of Web Logic.
• Monitoring cpu, memory, physical disk, hardware and software raid, multipath, file systems, network using the tools Nagios 4.0 monitoring.
• Performing failover and integrity test on new servers before rolling out to production.
• Deployment and configuration of application server tomcat deploying java and web application.
• Writing shell scripts for automation of daily tasks, documenting the changes dat happen in the environment and in each server, analyzing the error logs, analyzing the user logs, analyzing the /var/log/messages.
• Deployment and configuration of application server tomcat deploying java and web application.
• Planned, scheduled and implemented OS patches on Linux boxes as a part of proactive maintenance.
• Identify, troubleshoot, and resolve problems wif the OS build failures.
• Installation, configuration, and customization of services send mail, apache, ftp servers to meet the user needs and requirements.
• Worked on setting up accounts, remote backups, DNS clusters, Failover solutions etc.
• Administered user accounts, performed user maintenance on different Linux environment. Monitored security issues, administered system mail and Internet access. Configured network file systems.
• Monitored servers using tools like BMC and Nagios and providing 24x7 supports on call rotation basis.

Environment: Linux (RHEL 4.x/5.x), Solari8/9/10, VERITAS Volume Manager, VMWARE, Apache, Tomcat, Web Servers, Web Sphere Application Servers 6.x.