SUMMARY:

• 8+ years of experience in industry with major focus on DevOps, Cloud Services, software Configuration Management, Linux and UNIX system administration.
• AWS certified Solutions Architect - Associate and AWS certified Developer - Associate.
• Extensive experience on RHEL 4.x,5.x,6.x and Solaris 8/9, CentOs 5 using kick start based network installation.
• Involved in designing, architecting and utilization of almost all of the AWS stack including EC2, VPC,DynamoDB, Cloud watch, S3, SQS, SNS, Cloud formation, Amazon aurora, RDS, Elastic search, EBS, Amazon Cloud Front, Amazon Glacier, Elastic Load balancer, Elastic Beanstalk, Amazon Redshift,AMI, Cloud trail, Lambda.
• Worked on AWS provisioning EC2 Infrastructure and deploying applications in Elastic load balancing.
• Expertise in all areas of SCM processes including version, build and issue management as well as build and release management.
• Extensive experience in ServiceNow development and Implementation.
• Experience in Deploying applications on JBoss, Apache Tomcat web server, Oracle web logic and WebSphere.
• Experience in branching, tagging and maintaining the version across the environments using source control tools like Subversion(SVN), CVS and GIT on Linux/Unix and Windows environment on standalone and VM’s.
• Extensive experience in installing and administrating CI tools - Jenkins, Gradle and Hudson.
• Worked with DOCKER and Vagrant for different infrastructure setup and testing of code.
• Worked with Bug Tracking Tools like JIRA, Remedy, ClearQuest and Bamboo.
• Worked on Puppet to manage Web Applications, Config Files, Data Base, Commands, Users, Mount Points and Packages. Installed Puppet Enterprise and connected it to Puppet Agents in the Enterprise AWS for infrastructure automation.
• Worked on Chef as Configuration management tool, to automate repetitive tasks, quickly deploy critical applications, and proactively manage change.
• Automated by installing the Linux packages and administering Linux service using puppet, and automating product installation configuration.
• Designed and worked with team to implement ELK (elastic search, log stash and Kibana) Stack on AWS.
• Expertise in building of the deploying artifacts such as jar, war &ear from source code using built tools - Maven and Ant.
• Experience in installing, configuring, supporting and troubleshooting Unix/Linux Networking services and protocols like NIS, LDAP, DNS, NFS, DHCP, NAS, FTP, and SSH.
• Worked on deploying code to various application servers like Apache Tomcat web server, Oracle WebLogic and IBM WebSphere.
• Experienced in deploying Database Changes to Oracle, MS SQL Server and MY SQL databases.
• Ability to build deployment, build scripts and automated solutions using various scripting languages such as Shell, Perl,bash.

TECHNICAL SKILLS:

Operating Systems: Linux (Ubuntu, RHEL7/6.x/5.x/4.x, SOLARIS, CentOs (4.x/5.x/6.x/7), UNIX, Windows XP/Vista/ 2003/2007/2010

Infrastructure as A service: AWS, OpenStack, Azure, Rackspace, Kubernetes

Virtualization Platforms: VM sphere, XEN, KVN

Configuration management: Chef, Puppet, Ansible,Docker,Vagrant

CI and Build Tools: Jenkins, Hudson, Bamboo,IBM Udeploy

Application/Web Servers: Oracle Web logic Server 11g, Apache Tomcat, Oracle Application Server 10g BEA WebLogic 8.1/9.2, WebSphere,JBoss, Tomcatform

Amazon Web Services: EC2, Elastic Load Balancer, Auto Scaling Services, Glacier, Elastic beanstalk, Cloud Front, Relational Database, Virtual Private Cloud, Route 53, Cloud Watch,Cloud trail, Identity and Access Management(IAM), EMR, SNS, SQS, Cloud Formation, Lambda. VPN, Amazon Redshift, AWS dynamodb, AWS Aurora.

Scripting Languages: Bash, Perl, Ruby, Power Shell Scripting, Python,HTML

Build Tools: Maven,Ant, Gradle

Logging & Monitoring Tools: Splunk, Cloud watch, VERITAS Netback up 4.x/5.x/6.x .

Databases: Oracle 10g/11g, MySQL, Dynamo DB, SQL server, MongoDb, Cassendra.

Version Controls: Subversion, Git, Bitbucket, GitHub

Networking: LDAP, NIS, DNS, NFS,FTP,DHCP,SSH,TCP/IP

Issue Tracking Tools: Jira, Remedy, Clear Quest

PROFESSIONAL EXPERIENCE:

Confidential, Chicago, IL

AWS/Devops Engineer

Responsibilities:

• Build servers using AWS: Importing volumes, launching EC2, creating security groups, auto-scaling, load balancers, Route 53, SES, SNS, Lambda,Cloud trail, AWS Redshift, AWS Dynamodb, AWS Redshift in the defined virtual private connection.
• Server migration using cloud services like AWS from physical to cloud environment.
• Created customized AMIs based on already existing AWS EC2 instances by using create image functionality, hence using this snapshot for disaster recovery
• Configured auto scaling policies to scale up/down, EC2 instances based on ELB health checks and created alarms to be used in auto scaling decision making policies.
• Created AWS Launch configurations based on customized AMI and used this launch configuration to configure auto scaling groups
• Used Amazon IAM to grant fine-grained access to AWS resources to users. Also managed roles and permissions of users to AWS account through IAM.
• Creating alarms in Cloud Watch service for monitoring the server performance, CPU Utilization, disk usage etc.
• Configured Nagios to monitor EC2 Linux instances with puppet automation and deployed Solarwinds.
• Configured servers to send server & application data to Splunk and generating reports using Splunk.
• Designing and configuring the AWS Secure Notification Service (SNS) and Secure Email Service (SES) architecture of the solution and working with a client.
• Created Cloud Formation template stacks to automate for building new VPCs using JSON files.
• Used Elastic Search, Log stash and Kibana (ELK) for maintaining system Logs and Bugzilla for tracking code bugs.
• Developing automation scripts using EC2 commands. Designing SQL Server Reporting Services (SSRS) High Availability.
• Setting up private networks and sub-networks using Virtual Private Cloud (VPC) and creating security groups to associate with the networks.
• Taking regular snapshots for EBS volumes using CPM (Cloud Protection manager).
• Used Amazon Route53 to manage DNS zones and also give public DNS names to elastic load balancers IP's.
• Used Amazon IAM to grant fine-grained access to AWS resources to users. Also managed roles and permissions of users to AWS account through IAM.
• Used CloudFront to deliver content from AWS edge locations to users, allowing for further reduction of load on front-end servers.
• Constructed a RESTful API to manage infrastructure services using Python.
• Configured auto scaling policies to scale up/down, EC2 instances based on ELB health checks and created alarms to be used in auto scaling decision making policies.
• Worked on Unix shell scripting for system/application in automating server task, installing and monitoring applications and data feeding file transfer and log files.
• Integrated Docker container orchestration framework using Kubernetes by creating pods, configMaps and deployments
• Integrated AWS Dynamo DB using AWS lambda to store the values the items and backup the Dynamo DB streams
• Written Chef Recipes to automate our build/deployment process and do an overall process improvement to any manual processes.

Environment: AWS (EC2, VPC, ELB, S3, RDS, Cloud Trail and Route 53, VDI), Linux, Git version Control, VPC, S3, Route53, EBS, IAM, ELB, Cloud watch, Cloud Formation, AWS CLI, AWS Auto Scaling, Log stash, Kibana, Elastic Search,Splunk, Chef, Jenkins, Azure, Kubernetes

Confidential -Herndon, VA

AWS/DevopsEngineer

Responsibilities:

• Designed, configured and deployed Amazon Web Services (AWS) for a multitude of applications utilizing the AWS stack (Including EC2, VPC, Glacier, Route53, S3, RDS, Cloud, AWS Redshift, AWS Dynamodb, AWS Elastic Search), focusing on high-availability, fault tolerance, and auto-scaling.
• Created customized AWS Identity and Access Management (IAM) polices for various AWS resources to have required accessibility to required resources.
• Configured an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources within the Amazon RDS My SQL DB cluster.
• Implemented AWS High-Availability using AWS Elastic Load Balancing (ELB), which performed a balance across instances in multiple Availability Zones.
• Assigned AWS Elastic IP Addresses used to work around host or availability zone failures by quickly remapping the address to another running instance or a replacement instance that was just started.
• Configured and managed AWS Glacier, to move old data to archives based on the retention policy of databases/ applications (AWS Glacier Vaults).
• Provided security and managed user access and quota using AWS Identity and Access Management (IAM), including creating new Policies for user management in JSON
• Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances.
• Configure and deploy AWS Lambda service to run the code in response to events and automatically manage resources.
• Worked with AWS Code Pipeline and creating cloud formation JSON template which are converted to Terraform for infrastructure as code.
• Implemented and maintained monitoring and altering of production and corporate servers using AWS CloudWatch.
• Configured servers to send server & application data to Splunk and generating reports using Splunk.
• Experience in setting up TERRAFORM continuous build integration system.
• Converting the ANT Build projects to Maven Build projects.
• Pulled a code from the development line using cherry-pick, creating a tag and pushing it to the mainline using GIT version control after integration and build.
• Prepare specs for new infrastructure and VMware servers, disk storage, and network switches, routers, firewalls, and VPN's..
• Implemented GitLab for version control of puppet modules and process documentation.
• Wrote Ansible playbooks with YAML Scripts and trigged the custom modules in playbooks to interact with the RESTFUL API Services.
• Used SonarCube dashboard to review the code changes and the reviewer would comment or make necessary changes
• Develop a PowerShell script to automate Active Directory and server tasks and Generate reports for administrators and management.
• Handle escalated Support tickets till closure for MS Azure PaaS platform.
• Designed distributed private cloud system solution using Docker on CoreOS.

Environment : EC2, Elastic Load Balancer, EBS, IAM, Lambda, AWS OpWorks, VPC instances, Puppet, Ansible, EBS, RDS, S3,Route 53, RDS, Cloud Watch, VPC instances, Glacier, Nagios, Auto scaling, Cloud Watch, Json, MySqul DB, Terraform, Splunk, StackStorm, Azure, SonarCube

Confidential, Richmond, VA

Aws/Devops Engineer

Responsibilities:

• Impllemented AWS solutions using E2C, S3, RDS, EBS, Elastic Load Balancer, Auto-scaling groups,Amazon Redshift.
• Integrated AWS Dynamo DB using AWS lambda to store the values the items and backup the Dynamo DB streams
• Having experienced in Agile Methodologies, Scrum stories and sprints experience in a Python based environment, along with data analytics, data wrangling and Excel data extracts.
• Assisted in migrating the existing data center into the AWS environment.
• Used Jenkins, Build forges for Continuous Integration and deployment into a Tomcat Application Server.
• Dealt with various merging conflicts and pushes appropriate code into GitHub repository.
• Very good understanding of Ruby scripting, using various gems, ERB Templates.
• Worked on creating Maven scripts to build and deploy Java/J2EE, and Oracle SOA based enterprise.
• Developed Ansible Recipes to configure, deploy and maintain software components of the existing infrastructure.
• Used Ansible to manage Web Applications, Config Files, Database, Users, Mount Points, and Packages.
• Utilized Docker to mange microservices for development and testing.
• Created Angular components like Controller, Directives, Services and Forms to collect the input from the User.
• Created monitors, alarms and notifications for EC2 hosts using CloudWatch.
• Created featured, develop, release branches in Bit Bucket for different application to support releases and CI builds
• Prototype CI/CD system with GitLab on GKE utilizing kuberneteis and docker for the runtime environment for the CI/CD systems to build, test and deploy.
• Build a CI/CD pipeline to automate the process using the python script.
• Worked with BMC Remedy tool for creating Projects, assigning permissions to users and groups for the projects & Created Mail handlers and notification Schemes for JIRA.

Environment: AWS (EC2, VPC, ELB, S3, RDS, AWS lambda Cloud Trail and Route Subversion, GIT, GITHUB, Docker, Open Stack, ANT, MAVEN, Jenkins, Chef, Puppet, Java/J2EE, Windows XP, SQL, Jira,, Ansible, ALM, Bit Bucket, Cloud formation, Microservices

Confidential, Columbia, OH

Build and Release Engineer

Responsibilities:

• Implemented One Click Deployments using Chef, AWS, Implemented a completely elasticand scalable infrastructure in the Cloud using Jenkins, Chef, Puppet.
• Designed and implemented new procedures for infrastructure migration using Puppet
• Installed, Setup and configure various Jenkins jobs for application deployments, test cases, Execution.
• Set up Jenkins server and build jobs to provide continuous automated builds based on polling the Git.
• Implemented several Continuous Delivery Pipelines for different products using Chef, Jenkins & puppet.
• Monitor real time data processing system that scaled thousands of requests per second.
• Manage data collections using the framework and python applications.
• Build Python apps that allowed developers to build proprietary solutions without requiring standard components.
• Server automation with Chef and used tools like Maven for deployment and build management.
• Upgrading and migrating Chef server and cookbooks.
• Scripted cross-platform automation solutions in Python, Ruby and Shell.
• Designed and implemented new procedures for infrastructure migration using Puppet.
• Automated deployment of Linux applications, system configuration and security settings using Puppet Enterprise.
• Implemented Puppet modules to automate configuration of a broad range of services.
• Maintained 24/7 high volume availability demands using open source tools such as Linux, Apache, PHP, and MySQL.
• Developed a web-based dashboard and REST API to create and destroy staging environments on demand.
• Installed and Configured the Apache Tomcat application servers for Dev and Integration Test Environments.
• Installed and configured Nexus Repository Manager to share the artifacts between the teams within the company.
• Automated the process of deployment to Apache Tomcat Application Servers by developing Python Scripts.
• Involved in periodic archiving and storage of the source code for disaster recovery.

Environment: AWS, Sub Version, Clear Case, Gradle, Maven, ANT, Jenkins, Git, Chef, Hudson, ATG, Web Sphere, JBoss Application Servers, Apache Tomcat, Agile/Scrum, Python, Ansible, SDLC, Docker, Windows, Linux

Confidential

Build and Release Engineer

Responsibilities:

• Running the scripts and resolving the issues in the query or the script to enhance efficiency and monitoring the source network performance specifically on Nagios alerts.
• Implementation of a Puppet based configuration management system for Linux machines (physical and virtual).
• Used ANT as build tool on Java projects for the development of build artifacts in the source code.
• Automated the build and release management process, including monitoring changes in between Releases.
• Installed and Configured Nexus to manage the artifacts in different Repositories.
• Configured and automated the Jenkins Build jobs for Continuous Integration.
• Used Apache Tomcat as application server for deploying the artifacts.
• Used Perl/Shell to automate build and deployment Process.
• Supporting the automation of Environment Builds (provisioning and configuration management) by developing the Chef Recipes and Cookbooks in Ruby by integrating with Github, Jenkins and AWS.
• Troubleshooting communication issues with CHEF client nodes and CHEF servers.
• Automated the process of deploying to Apache Tomcat Application Servers by developing Perl Scripts.
• Configuring and Administering the Jenkins Continuous Integration servers and Implemented Jenkins for Continuous Integration Builds, automated deployments and Notifications.

Environment: SVN, Perforce, ANT, Maven, Perl/Shell, Nexus, Cobertura, Hudson/Jenkins, WebSphere, Jenkins, Git, Chef, Apache, Tomcat,Artifacts.

Confidential

Linux Administrator

Responsibilities:

• To manage the day-to-day tasks, operation and problem-solving of a team to meet with the required service level Agreements and standard.
• Installation of VMware ESX 3.5 and administration of VMs.
• Patches and Package administration for installation of patches following company policy.
• Take care of 1500+ Linux Servers in critical production environments with 24/7 support running in-house applications, web services and databases.
• Coordination with datacenter support teams to perform hardware upgrades (Addition of CPU, Memory and PCI cards).
• Regular performance tuning after installing/ upgrading / deployment of patches and proactive monitoring to maintain a good database server.
• Work on the configuration of the server using monitoring tool like Nagios.
• Installation and management of Linux servers for applications like Apache and Tomcat.
• Built virtualized Linux servers on ESX and Blade servers to host multiple applications on the same chassis across different server hosts.
• Setup Linux servers for LAMP implementations and readiness.
• Installed packages on Windows 2003 and 2008 servers, configured services, added external storage.

Environment: Windows 2003,2007, 2008, Linux Red Hat4.0/5.0, HTTP, Apache, Tomcat, Nagios, VMware, Linux, LAMP