PROFESSIONAL SUMMARY:

• Over all 8+ years of experience in IT industry comprising Linux System Administration, Build and
• Deployment Automation, Release Management, Amazon Web Services and DEVOPS.
• Extensively worked on Continuous integration and automated deployment and management using
• Jenkins, Puppet, Chef, Maven, Ant/Comparable tools.
• Experience on AWS platform and its dimensions of scalability including EC2, S3, EBS, VPC, ELB, AMI,
• SNS, RDS, IAM, Route 53, Auto scaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, OPS
• Work, Security Groups.
• Experienced in cloud automation using AWS cloud Formation Templates, Chef, Puppet.
• Setting up databases in AWS using RDS, storage using S3 bucket and configuring instance backups to
• S3 bucket.
• Created Identity and Access Management (IAM) Accounts on Cloud.
• Worked with Nexus for maven repository. Creation on Load Balancer which serves traffic to Application server.
• Administration, deployment, automation and management experience of various Version Control
• Systems like Apache Subversion (SVN) and GIT, GitHub.
• Involved in installation of Jenkins on Linux Machine to implement multiple parallel builds through a build farm. Working on AWS cloud to provision new instances, S3 Storage Services, AWS EC2, Cloud watch services and CI/CD pipeline management through Jenkins.
• Administration of Jenkins server - Includes setup of Jenkins Masters, Configure builds, and deployment automation.
• Written Chef Cookbooks for various DB configurations to modularize and optimize product
• Configuration.
• Development and version control of Chef Cookbooks, testing of Cookbooks using Food critic and Test
• Kitchen and running recipes on nodes managed by on premise Chef Server. Used Puppet for server provisioning and automating infrastructure.
• Experienced in Implement, Build and Deployment of CI/CD pipelines, managing projects often includes build tracking multiple deployments across multiple pipeline stages (Dev, Test/QA staging and production)
• Created Ansible Playbooks and Puppet Manifests to provision Apache Web servers, Tomcat servers,
• Nginx, Apache Spark and other applications.
• Implemented Ansible modules for Deployment on build on internal Data Centre Servers and had re-used and modified same Ansible modules to create a Deployment directly into
• Amazon EC2 instances.
• Experience working on several Docker components like Docker Engine, Hub, Machine, creating
• Docker Images, primarily for middleware installations and domain Configurations.
• Deploying and maintaining Micro services using Docker.
• Experience in Virtualization using Docker.
• Created Docker images using a Docker file, worked on Docker container snapshots, removing images, and managing Docker volumes.
• Involved in setting up JIRA as defect tracking system and configured various workflows, customizations and plugins for the JIRA bug/issue tracker.
• Extensive experience with JIRA for Project Planning/Management.
• Knowledge about Microsoft Azure in creating cloud environment and managing the application and servers across Microsoft managed global datacenters.
• Experience with Linux/UNIX environments and scripting for automation, monitoring using
• Shell & Python scripts.
• Experience in using VAGRANT machine to run test environments in different platforms.
• Extensive experience in as Linux/Unix system administrator and Redhat EL 4.x, 5.x, 6.x, Ubuntu, AIX,
• Fedora, Windows environments, Debian, CentOS 4.x,5.x, Suse, Oracle Enterprise Linux, FreeBSD,
• Solaris 8,9,10 and VMware V-Sphere ESX/ESXi environment.
• Involved in migrating physical Linux/Windows servers to cloud (AWS) and testing.
• Managing DNS, LDAP, FTP, Tomcat & Apache web servers on Linux servers.
• Troubleshoot various systems problems such as application related issues, network related issues, hardware related issues etc.
• Virtualization experience on VMware, Hyper-V and Redhat KVM. Experience in administrating High Performance Computing(HPC) Clusters, REDHAT Cluster Suit and
• Pacemaker Cluster 1.0.
• Experience in writing SQL scripts for Oracle 10g, 11g and SQL Server.
• Performed Database administration tasks for MS SQL Server and hands on experience with Oracle and DB2.
• Experience with HTTP and HTTPS TLS 1.0, 1.1, 1.2, SSL, SHA256, Certificate Installations.
• Independent problem solving and a good team player with strong interpersonal and communication skills.
• Experience supporting 24x7 production computing environments. Experience providing on-call and weekend support.

TECHNICAL SKILLS:

Operating Systems: Solaris 10, Windows 2K, XP, 2003, NT, 2008, 2012, Red Hat Linux ES 4, 5 and 6, 7, AIX 7, Unix, Ubuntu, CentOS, Mac OS

Scripting Tools: Shell, Ruby, Perl, Python, Groovy

Monitoring: Nagios, ZABBIX, Cloud watch, Splunk

Networking: DNS, DHCP, TCP/IP, SMTP, UDP RIP, OSPF, EIGRP

Database: MySQL PRO, MS SQL Server, SqlPlus, Oracle DB2, MS Access

Web and middleware: Tomcat, APACHE 2.x, 3.x, F5 Load Balancers, Web Logic (8/9/10) & Web Sphere4.0/5.0, JBOSS

Version Control tools: SVN, GIT, IBM, Perforce

Configuration Management Tools: Chef, Puppet, Ansible, Salt Stack, Nexus

Build Tools: Maven, Ant, Gradle

Automation Tools: Jenkins, Hudson, Bamboo, Udeploy, Travis CI, RunDeck, DevOps CI/CD

Containerization: Docker, Kubernetes

Cloud: AWS (EC2, S3, CloudWatch, RDS, ElastiCache, IAM, ELB, VPC), Azure, Microsoft Azure, Rackspace, OpenStack, CloudFoundry

Bug tracking tools: JIRA, Remedy, Rally

Languages: C#, Java/J2EE, C/C++

PROFESSIONAL EXPERIENCE:

Confidential, Fort Lauderdale, FL

Sr. AWS & DevOps Engineer

Responsibilities:

• Assisted in migration of existing on - premise data center into the AWS cloud environment.
• Responsible for Installation of applications on AWS EC2, AMI, RedHat, Ubuntu Instances and implemented AWS solutions using S3, EC2, RDS, EBS, Elastic Load Balancer, Auto-scaling groups.
• Set up private networks and sub-networks using Virtual private cloud (VPC) and created security groups to associate with the networks.
• Worked with Amazon IAM console to create custom users and groups.
• Built and configured EC2 instances on AWS cloud platform, Configured Elastic Load Balancer (ELB) for traffic control for the EC2 and S3 buckets.
• Involved in creating AWS Route 53 to route traffic between different regions.
• Provisioning of AWS Instances with Jenkins plans and Ansible, using Zookeeper.
• Managed and co-ordinate with the team of Dev-OpsEngineerfor infrastructure support on AWS cloud.
• Created scripts in Python which integrated with Amazon API to control instance operations.
• Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using GIT source control.
• Created post commit and pre-push hooks using Python in GIT repos.
• Implemented multiple CI/CD pipelines as part ofDevOps role for us on-premises and cloud-based software.
• Designed and Deployed multiple applications using the almost all the AWS cloud infrastructure by integrating with Ansible &Jenkins for CI/CD. Focusing on high availability, fault tolerance & auto scaling of the instances.
• Used Maven as build tool on Java projects for the development of build artifacts on the source code and Worked on Tomcat Web server for hosting web apps.
• Configured Jenkins to implement nightly builds on daily basis and generated change log that includes changes happened from last 24 hours.
• Used Jenkins and pipelines which helped us drive all microservice builds out to the Docker registry and then deployed to Kubernetes.
• Worked with JIRA for Issue Tracking and monitoring.
• Evaluated existing JIRA instance and resolved performance issues.
• Contracted to serve as the JIRA Systems Administrator for the international JIRA/Confluence.
• Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Used Ansible Tower for scheduling playbooks and used GIT repository to store our playbooks.
• Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of AWS nodes.
• Worked on Creating API's on Node.js and ANGULAR JS.
• Executed software systems utilizing JavaScript and Groovy.
• Created and maintained the Python deployment scripts for Web Sphere web application server.
• Developed Perl and shell scripts for automation of the build and release process.
• Worked on installing of Docker using Docker toolbox.
• Set up Docker Host, Docker Registry, Docker images (Centos, RHEL and Ubuntu instances).
• Created and managed Docker deployment pipeline for custom application images in the cloud using
• Jenkins.
• Used Docker as a new level of simplicity to define and create applications or services by encapsulating them in containers and also for eliminating a source of friction between development and operations.
• Focused on containerization and immutable infrastructure. Docker has been core to this experience along with Mesos, Marathon and Kubernetes.
• Worked in implementation team to build andEngineer servers on Ubuntu and RHEL.
• Automated the Applications and MYSQL, NOSQL container deployment in Docker using Python and monitoring of these containers using Nagios.
• Managed and architected more than 800 virtual servers, Monitoring of Application and Servers through Nagios, Web Servers Administration on Apache and Nginx.
• Deployed few web apps, managing virtual machines in Azure platform.

Environment: AWS, OpenStack, CI/CD, Git, Maven, Jenkins, Ansible, Docker, Jira, Mesos, Marathon, Kubernetes, RedHat, Debian, Ubuntu Linux, Python, Nginx, Nagios.

Confidential, Norwalk, CT

AWS & DevOps Engineer

Responsibilities:

• Built and managed a large deployment of RedHat Linux instances systems with Chef Automation and provision virtual servers using vagrant and kitchen in Oracle VM virtual box, provisioned servers in
• Amazon EC2.
• Creating the automated build and deployment process for application, re - engineering setup for better user experience and leading up to building a continuous integration system for all our products.
• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups.
• Worked on Cloud infrastructure and Pivotal Cloud foundry for redesign the application.
• Able to create scripts for system administration and AWS using languages such as Bash and Python.
• Responsible for Design of different Release Environments for new projects.
• Implementing new projects builds framework using Jenkins & maven as build framework.
• Implementing a Continuous Delivery framework using Jenkins, Chef, Maven & Nexus in Linux environment: .
• Automation of OS builds and Application Installation through Chef.
• Configured Chef to build up services and applications on the instances once they have been configured using cloud formation.
• Wrote JSON templates for cloud formation and Ruby scripts for chef automation and contributed to ur repository on GitHub.
• Developed scripts (recipes in chef) for automatic deployment of servers and managing configuration files through chef.
• Managed Chef cookbooks to automate system operations.
• Using Jenkins AWS Code Deploy plugin to deploy to AWS.
• Defining Release Process & Policy for projects early in SDLC.
• Responsible for nightly and weekly builds for different modules.
• Responsible for code build, release and configuration.
• Troubleshoot the build issue during the Jenkins build process.
• Perform Deployment of Release to various QA & UAT in Linux environments.
• Used IAM to create new accounts, roles and groups.
• Configured S3 versioning and lifecycle policies to and backup files and archive files in Glacier.
• Configured Elastic Load Balancers (ELB) with EC2 Autos calling groups.
• Created monitors, alarms and notifications for EC2 hosts using Cloud Watch.
• Splunk deployment, configuration and maintenance across a variety of UNIX and Windows platforms.
• Implemented a Continuous Delivery pipeline with Docker, and GitHub and AWS.
• Worked on applying patches and recommending necessary security fixes for web Application servers.
• Used monitoring tool JIRA and also triaged the issues and maintained bugs using JIRA tool.
• Scripting in multiple languages on UNIX, LINUX and Windows - Batch, Python, Shell script etc.

Environment: GIT, Java/J2EE, Docker, Nexus, Jenkins, AWS, Chef, MAVEN, Cloud Foundry, JIRA, LINUX, SPLUNK, XML, Ruby, Web logic, Python, BASH Scripts, Shell scripts.

Confidential, Tysons, VA

DevOps Engineer

Responsibilities:

• Responsible on OS deployment using RHEL Kickstart Ubuntu Preseed files.
• Managed OS deployment on HP Proliant Moonshot Server cartridges.
• Performed in installation and configuration HP Insight Cluster Management Utility(CMU).
• Worked Queues, Blobs, Containers to persist data on Azure.
• Completed XenServer, VMware ESXi and Windows2012 installation on HP Proliant Moonshot Server cartridges.
• Deployment of Puppet Configuration Management Tool modules. Experience in data center operation and network systems.
• Automating the regular tasks in Subversion and streamlining the process of access to SVN
• Migrated Projects from SVN to GIT
• Used GIT as version control software. Prototyped immutable infrastructure with Docker to move towards Devops.
• Used SQL Azure for Backend operations and data persistence.
• Used ADFS to provide enterprises to share identify information with different partners securely.
• Experience in Performance monitoring, usage and load of the system, changing kernel parameters for better performance and Good working knowledge of network & amp; UNIX security procedures.
• Performs daily operational checks, reviews event management alerts and e - mails, and assists with audits of inventory and processes. Administered AWS and Linux based server automation.
• Designed and Developed new back-end services, maintaining and expanding our AWS infrastructure and providing mentorship to others on my team.
• Automation of Azure infrastructure via Cloud-Formation Templates
• Taking backups of servers, storing it in Azure cloud and Monitoring different instances and databases in Azure.
• Created Web App Services and deployed Asp.Net applications through Microsoft Azure Web App
• Services
• Mitigation of crucial issues related to Linux server, Puppet and monitoring.
• Maintained Continuous integration and deployment by debugging build and deployment issues designed the roadmap for merging every release and collabo rated with the teams to merge the Dev branch to Main/INT.
• Automated the creation of database change manifest and baseline report in build using perl and clear tool: scripts.
• Set up build machine, jazz build engine, build definition to run the builds in RTC.

Environment: Linux, Clearcase, AWS, Puppet, Docker, GIT, SVN, Azure, Build Forge, agile, ANT, RAD, ITIL, Eclipse, Websphere8, UDeploy, PowerShell, Perl, batch, Shell.

Confidential, San Diego, CA

Linux Administrator

Responsibilities:

• Experience installing, configuring, and maintaining services such as Bind, Apache, and MySQL.
• Responsible for setting up permissions and implementing security policy.
• Maintained separate development, test, and production environments Application Server.
• Network Administration - involving day-to-day routine checks, Configuration of LAN adapters, Routing NFS, DNS and Troubleshooting.
• Implemented Cron tabs, shell Scripts for automatic jobs.
• Installation and maintenance of the Internal DNS server.
• Managed SVN repositories for branching, merging, and tagging.
• Build and Deploy Application to DEV, IST and UAT.
• Performed all necessary day-to-day Subversion/CVS support for different projects.
• Working experience with release engineering, build or configuration management in Jboss web application environment.
• Managing Users and Groups in SVN and troubleshooting client specific issues and user issues.
• Installed and Configured the Apache Tomcat application servers for Dev and Integration Test

Environment: SVN, Shell/Perl Scripts, SCM, Build Forge, Maven, and ANT, Tomcat.

Confidential

Linux/Unix Administrator

Responsibilities:

• Installation, Configuration & Upgrade of Solaris, AIX, HP - UX, Linux and Windows-NT operating systems.
• Installation Packages and patches.
• Supported 24/7 high availability production servers.
• Monitoring System using HP/ITO, Do kernel tuning to enhance the system Performance.
• Configuration and Administration of DNS, NIS, NIS+, NFS, send mail.
• Expertise in VMware Virtualization using Vsphere 4.0.
• Installation and configuration of Netscape and Apache web server.
• Configuration and Administration of Veritas Cluster and MC Service Guard.
• Installation and configuration of Apache and Websphere Server in LinuxPlatform.
• Installation and configuration of Network Printer with Centralized control of print client.
• Database Backup and Recovery. Performance Monitoring and Tuning.
• Worked extensively on VERITAS Operations Manager (VOM).
• Lockdown the local accounts to secure the environment using NIS.
• Planned, scheduled and Implemented OS patches on both Solaris & Linux boxes as a part of proactive maintenance and Secure Shell (SSH) implementation.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.

Environment: Solaris 8/9/10, HP-UX, 10.x/11.x, AIX 4.x/5.x, Windows NT 2003/2000/ XP, NT, Redhat 5, SUSE, Ultra Enterprise 2/1 Servers.

Confidential

Linux System Administrator

Responsibilities:

• Installed, configured and managed Solaris 8, 9 and 10 on Sun Enterprise systems (Sparc and X86) Administered, maintained Red Hat LinuxRelease 4 and 5.
• Patching Sun Solaris 10 servers with latest patch clusters, breaking mirrors, and re - mirroring.
• Configured Jumpstart Enterprise Tool kit to provided Jumpstart installations on more than 270 servers and performed upgrades and troubleshooting of servers remotely.
• Configured and Administering LinuxKick Start server using NFS, FTP and HTTP method.
• Support Sun Sparc and HP Blade servers with Solaris and Linux operating systems.
• Server Virtualization using Solaris Containers (zones) and VMWare.
• Creating Sun virtualization zones/containers/LDOMS (logical domains).
• Installation, configuration, troubleshooting, start, stop, upgrade and application deployments
• (e.g. apache, iplanet, SunOne, TSM agent, Tivoli agent) on production and testing servers.
• Created NFS, Unix admin mount point, and patch installation of all QA servers.
• Installed, Configured and supported Oracle HA resource groups.
• Installing and configuration and maintenance of VERITAS Netback up 4.5/5.1 and TSM.
• Implemented and configured Backup policies and Storage Units.

Environment: Solaris 8, 9 and 10, Sparc and X86, Patching, SUN ZFS, apache, iplanet, SunOne, TSM agent, Tivoli agent, NFS, VERITAS Netback up, TSM, LDOMS.