PROFESSIONAL SUMMARY:

• Over all Eight Plus years of experience in DevOps, Linux Administration, Build and Release management on Hybrid infrastructure environment involving extensive work towards code compilation, packaging, building, and debugging, automating, managing, tuning and deploying code across multiple environments and AWS administrator.
• Having Good experience on Amazon Web Services, (EC2, S3, EBS, ELB, Elastic IP, RDS, SNS, SQS, Glacier, IAM, VPC, Cloud Formation, Route53, and Cloud watch).
• Experience in installing, configuration and administering of DHCP, DNS, FTP and LVM.
• Experience in using configuration management tools like Ansible/ Chef on Hybrid and AWS environment.
• In - depth understanding of the principles and best practices of Software Configuration
• Expertise in DevOps, Release Engineering, Configuration Management, Cloud Infrastructure, Automation. It includes Amazon Web Services (AWS), Ant, Maven, Jenkins, Chef, SVN, GitHub, Serena Products, ClearCase, Build Forge, Serena PVCS, CVS, Tomcat, JBoss, Linux etc.
• Strong Knowledge on Source Controller concepts like Branches, Merges and Tags.
• Worked with System Engineers, QA, business and other teams to ensure automated test efforts are tightly integrated with the build system and in fixing the error while doing the Deployment and Building.
• Excellent Knowledge of Application Lifecycle Management, Change & Release Management.
• Exposed to all aspects of Software Development Life Cycle (SDLC) such as Analysis, Planning, Developing, Testing, and Implementing and Post-production analysis of the Projects.
• Expert in deploying the code through Web Application Servers like Web Sphere/Web Logic/ Apache Tomcat/JBOSS/ Node.JS.
• Ability in Development and Execution of XML, Shell Scripts and Perl Scripts.
• Efficient in working closely with teams to ensure high quality and timely delivery of builds and releases.
• Troubleshoot and configuring the Network (TCP/IP) like Firewall ACL's and security.
• Create, manage and configure EC2 instances on OS like Amazon Linux, Redhat and Ubuntu.
• Experience in automating Configuration Mgmt. of Hybrid IT Infrastructure AWS + VMWare .
• Experience in monitoring System/Application Logs of server using Splunk to detect Prod issues.
• Have good working knowledge on cloud foundry to implement CI/CD on it with Docker.
• Deep understanding of Layer 7 protocols like HTTP, DHCP, DNS, and SSL/TLS.
• Have 2+ years of experience on Python Scripting in various projects for automating tasks.
• Highly motivated and committed DevOps Engineer experienced in Automating, Configuring and deploying instances on AWS, OpenStack cloud environments and Data centers, also familiar with EC2, Cloud watch, Elastic Search and managing security groups on AWS.
• Have good work experience on distributed computing, e.g., NoSQL (Cassandra/Mongo) and Hadoop.
• Experience with various components of OpenStack and Heat orchestration templates (HOT).
• Extensive experience of working with the release and deployment of large-scale Java/J2EE Web applications.
• Excellent experience in Documenting and Automating the Build and Release Process.
• Ability in managing all aspects of the Software Configuration Management Process including code compilation, Packaging / Deployment / Release Methodology, and application configurations.
• Expertise in Querying RDBMS such as Oracle, MY SQL and SQL Server by using SQL for Data Integrity.
• Experience in using Bug tracking tools like JIRA, Remedy, HP Quality Center and IBM Clear Quest.
• Proficient in Tracing Complex Builds Problems, Release issues and Environment issues in a Multi-component.

TECHNICAL SKILLS:

Cloud Technologies: Amazon Web Services (AWS) and Azure

CI / CD Tools: Jenkins, Hudson, Bamboo

Scripting Languages: UNIX Shell scripting, Perl scripting

Build Tools: MAVEN, Make, ANT, MS Build

Web Technologies: Servlets, JDBC, JSP, XML, HTML, .Net, Java Script

Bug Tracking Tools: JIRA, Fisheye, Crucible, Rally, Remedy and IBM Clear Quest.

Web/ Application Servers: Apache Tomcat, JBOSS, WebSphere and Node.JS

Programming Languages: Java/J2EE, C, C++, Ruby, Perl scripting, Python, Shell scripting

Operating System: Windows 98/XP/NT/ 2000/2003/2008, UNIX, LINUX, Mac OS

Databases: Oracle, SQL, MY SQL, SQL Server

SCMTools: : Perforce, Team Foundation Server (TFS), Clear case, Git and Bitbucket.

PROFESSIONAL EXPERIENCE:

Confidential, Alpharetta, GA

Sr. /AWS/ DevOps/Build and Release Engineer

Responsibilities:

• Part of the team to design and implement Ansible Framework to bootstrap and maintain CI/CD on complex hybrid infrastructure and configuration changes.
• Support Splunk related issue to support machine learning and data analysis tool. Generate Reports/Dashboards for the BI events and service logs.
• Automated the instance ssh access to the service owners/users as per the requirement.
• Troubleshoot the AWS tunnel connection between PODs and AWS VPC for multicasting using CDN.
• Create and manage Jenkins jobs and provide access to them by assigning roles.
• Support the service instances, for shortage of memory and storage.
• Maintenance and Vulnerability Management of Hybrid infrastructure and CI/CD using Ansible
• Design base role and cookbooks to apply and maintain the nodes/servers Dev, QA, Stag and Prod .
• Designed, built and coordinate an automated build & release CI/CD process using Gitlab, Jenkins/Rundeck, Nexus and Chef on hybrid IT infrastructure.
• Customize existing cookbooks downloaded from the chef supermarket using Ruby DSL and Chef Handlers.
• Analyze and design the business CM stories cookbooks using ruby scripting, chef resources and handlers.
• Install, configure, and maintain servers using enterprise standards and build process.
• Provide problem management support for the production site and services - troubleshoot technical problems as they arise, design and implement long term solutions.
• Configured host-based and user-based security for the service using TCP wrappers.
• Work closely with DBAs, software partners and Staff in a proactive and solution oriented environment.
• Patch Management, Package Installation/Upgrades and Kernel upgrades.
• Installation and Configuration of Web servers like Apache, Tomcat.
• Converted existing shell scripts/batch jobs to recipes/cookbooks for the deployment and configuration management.

Environment: AWS, Python, GIT, (WAS), Web services, Web Logic, JBoss, Node.JS, Grafana, Prometheus, Tableau, MongoDB and Splunk

Confidential, Atlanta

DevOps/Build & Release Engineer

Responsibilities:

• Experienced in working with CVS Environment and Configuring the version tool for the project development.
• Installation and customization of Rational tools like ClearCase and ClearQuest, support and maintenance of these tools
• Created and enforced Configuration Management policies and procedures, project configuration management, adhere to the Company policy, was successful in implementing it.
• Customized TFS 2010 Work Item Templates and Workflow of the Work Items
• Involved in the product release activities, including Change Control Management, Release Management, Defect tracking using Clear Quest tool and Version Management using CVS tool.
• Created branching & tagging strategy to maintain the source code in the GIT repository.
• Developed and build and deployment standards with input from development, IT/operations, and IT security
• Installed Jira and confluence on Tomcat server.
• Evaluated build automation tools (Open Make and AnthillPro), recommended AnthillPro
• Configured and deployed AnthillPro in Solaris 10 environment with multiple zones/containers, using Oracle database and multiple CVS servers and repositories. Configured services using SMF and XML
• 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, MS Build, and Subversion
• Initiating other CM users for developing the product, regular communication with the team members and documenting their duties.
• Diagnosing and solving Configuration Management issues related to defect tracking and version management, also involved in migration within Version tools like CVS and ClearCase.
• Researched and implemented code coverage and unit test plug-ins with Maven/Jenkins.
• Configured and maintained Jenkins to implement the CI process and integrated the tool with Ant and Maven to schedule the builds.
• Script writing by using Shell (Korn & Bourne) and knowledge skills in ANT and Perl.
• Installation and configuration of CM related software in UNIX and Windows environments, using UNIX commands and Windows Navigation.
• Team activities other than work related, in the process of Initiation and encouragement were done.

Environment: Rational ClearCase, Rational ClearQuest, TFS, Jenkins, Hudson, Maven, GIT, Jira, UCM, SQL, J2EE, Puppet, Mco Shell, Perl, ANT, Cruise Control, Anthill-Pro, UNIX, Windows NT/2000 and WebSphere

Confidential, Duluth, GA

Build Release Engineer/ Systems Administrator

Responsibilities:

• Installation, configuration and administration of Red Hat Linux servers and support for Servers.
• Installation, maintenance and regular upgrades of Red Hat Linux Servers using kick start-based network installation
• Provided 24x7 System Administration support for Red Hat Linux 3.x, 4.x servers and resolved trouble tickets on shift rotation basis.
• Provide the support of building the server, patching, user administration tasks, deployment, software installation, performance tuning and troubleshooting and KVM.
• Managing Compaq and Linux workstations and servers.
• Installation of patches and other software packages
• Disk and File system management through Solstice Disk Suite on Solaris and other logical volume manager for other flavor of UNIX.
• Monitoring system performance, tune-up kernel parameter, adding /removing /administering hosts, users, disks on DNS / NIS domain.
• Configuration of Hardware and Software RAID on Digital & Sun Servers
• Installation of Oracle Patches and Troubleshooting, Creating and modifying application related objects, Creating Profiles, Users, Roles and maintaining system security.
• Administrative tasks such as System Startup/shutdown, Backup strategy, Printing, Documentation, User Management, Security, Network management, dumb terminals and devices carried out.
• Installation and configuration of Oracle 7.x/8.x.
• Performed the administration of the Domain Name Server and configuration of the Database Files.
• Wrote bash shell scripts for getting information about various Linux servers
• Installed and Configured Send Mail Utility on Sun UNIX Servers.
• Administering NFS Mounts.

Environment: Red Hat Linux 2.6.x, SunFire, SunStorEdge L280, SunStorEdge A1000, A5000, JBODs Compaq servers, Solstice Disk Suite, Oracle 7.x/8.x.

Confidential, Charlotte, NC

Systems Administrator

Responsibilities:

• Administration and support of Unix Servers including SUSE, Solaris, HP-UX & RedHat Linux and CentOS.
• Creation of whole root and sparse root zones on Solaris 10 and administering of services using SMF
• Creation of VMs for SUSE, Solaris x86 and Redhat Linux on VM Ware ESX 3.5and administering them with VI Client.
• Performed volume management usingVeritasFoundationSuite5, SVM and LVM and the creation of zfs, VxFS, UFSandext3 file systems.
• Installation and support of various applications including WebLogic10, JBoss 4.2.x, Oracle 10g, Sun Java System Web Server 7, Tomcat, JDK1.5, Ant.
• Managed cisco switches, routers, firewall Network devices.
• Performed regular disk management adding hard drives on existing servers and allocating space to required partitions.
• Creating and maintaining user accounts, profiles, permissions disk usage and process monitoring.
• Provisioning of LUNs from SAN based on Mc Data Switches and Hitachi Based Storage.
• Patch management using native commands on Solaris and Linux and following the chance control procedures.
• Performance tuning and troubleshooting of the applications and resolution of issues arising out of the ticketing systems in Remedy.
• Monitoring the servers using tools like BMC and Nagios and providing24x7 on call support rotation basis.
• Modified the Linux Kernel (2.4) to control the snappiness.
• Managed NetApp networked appliances.
• Set up monitor tool to measure application availability and performance.

Environment: SUSE 9,10, Solaris 8, 9, 10, Redhat EL 3, 4.x, VM Ware ESX 3.5, Virtual Center 2.5, BMC Patrol for Unix, Apache 2.2.x, Sun Java System Web Server 7, WebLogic 10, bash, Oracle 10g, Sun Fire v890, 6800, x4100,, 3511, Hitachi Lightening 9970v.

Confidential

Linux Engineer/System Admin

Responsibilities:

• Installation, Maintenance, Administration and troubleshooting of Linux, Debian, HP-UX systems.
• Installing and configuring the DNS, DHCP servers and assigning IP addresses to client hosts.
• Configured and maintained Samba Server, NFS Server, NIS Server and clients, DNS clients and AutoFs File systems.
• Implemented Virtualization using VMware. Installed VMware ESX server on Dell Servers and configured Red Hat Linux 5.8 / Windows 2008, XP virtual machines for various applications.
• Configuring the FTP server to maintain the shared folders in organization.
• Worked on Web servers which include Tomcat 5.x/4.x/3.x & Apache Server 2.x/1.x.
• Worked closely with the SAN storage, Network and Security teams.
• Installing and updating patches on the servers using Redhat Satellite servers.
• Performance monitoring with Ksar, iostat, vmstat, mpstat and Other Tools.
• Experience in Network Monitoring Application Software such as Nagios.

Environment: RHEL 4.x, 5.6, 5.8, Windows servers 2000, 2003, 2008, XP, 7, Debian, Nagios, WebLogic, Oracle 9i, 10g, Mail server, Listserv, Veritas volume manager, VMWare ESX 3.5/4.0 & 4.1, HP Blades G5, G6, G7.

Confidential

Systems Administrator

Responsibilities:

• Installation, Maintenance, Administration and troubleshooting of Sun Solaris9,10and Red hat9, AS 3.0 servers on various hardware platforms that include Sun 4800, V480, 280R, 4500, 3500, Dell6400, 2400, 1800 etc.
• Performed automated installations of Operating System using Jumpstart for Solaris and Kick- start for Linux.
• Extensively worked on hard disk mirroring and stripe with parity using RAID controllers.
• Implemented a High Availability Cluster using2V480s, aT3 and VERITAS Cluster Server 4.0.
• Developed, customized and build packages on Solaris and RPMs on Linux for deployment on various servers through Software Development Life Cycle.
• Designed bash, ksh, and Perl scripts to automate application and system management activities. These scripts provided the following functionality: application startup and shutdown, monitored systems and applications health, and web site management.
• Installation, Management, Configuration of LAN/WAN systems utilizing Cisco switches and routers.
• Installation and configuration of Veritas Volume manager. Taking Daily System Backups using Veritas NetBackup software. Managing and Administration of SAN environment creating fabric zone. Upgrading the firmware for arrays, switches and server.
• Performing Kernel upgrades and loading modules for Red hat.
• Produce interoperability verification documents for partner product validation and support validation process.
• Good scripting experience (power shell preferred).
• Experience working in an enterprise environment.
• Excellent knowledge with Remedy.
• Hardware support knowledge.

Environment: Red Hat Linux 2.6.x, SunFire, SunStorEdge L280, Sun StoreEdge A1000, A5000, JBODs Compaq servers, Solstice Disk Suite, Oracle 7.x/8.x