PROFESSIONAL SUMMARY:

• Working as a Senior DevOps Engineer with more than 8 years of experience in managing all aspects of Service Delivery and Operations in Oracle Cloud(PaaS).
• Expertise is augmented by skills in Oracle cloud Paas Environment /Architecture, Middleware Architecture,WLST and Databases.
• The skill set is complemented by a strong command over Apach,OHS and Webgate, Puppet, Ansibale, Chef, Docker,Shell Scripting, client - server and enterprise 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).
• Dynamically add and remove servers from AWS production environment by Auto- scaling.
• Implemented Ansible playbooks to manage all existing servers and automate the build/configuration of new servers for on-prem and cloud servers like AWS.
• Experience with Ansible configuration management tool.
• Created Docker containers to deploy and run various web applications. Also, was a part of team for analyzing micro services management using Docker, Kubernets.
• Extensive experience includes SCM, DevOps Build/Release Management, AWS, oracle cloud(paas/saas), Change/Incident Management and Cloud Management.
• Experience in Linux Administration (Installation, Configuration, Tuning and Upgrades of Linux (Red Hat and Oracle).
• AWS Cloud platform and its features which includes EC2, VPC, EFS,AMI, SNS, RDS, EBS, Cloud Watch, Cloud Trail, CloudFormation AWS Config, Autoscaling, Cloud Front, IAM, S3.
• Dexterity in Branching, Merging, Tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), GIT (GitHub, GitLab).
• Worked on Openstack components Nova, Swift, Neutron, Horizon.
• Extensively worked with automation tools like Hudson, Jenkins to implement the End to End Automation.
• Experience in working with python backend Development using web framework Flask and Pyramid to build REST API
• Expertise in using build tools like MAVEN and ANT for the building of deployable artifacts such as war & ear from source code.
• Extensive experience in configuring and integrating the servers with different environments to automatically provisioning and creating new machines using CM/ Provisioning tools like Chef, Puppet and Ansible.
• Participated in configuring and monitoring distributed and multiple platform servers using Puppet. Used Puppet server and workstation to manage and configure nodes.
• Experienced in writing Chef Recipes to automate our build/deployment process and do an overall process improvement to any manual processes.
• Developed AWS Cloud Formation templates to create custom sized VPC, subnets, EC2 instances, ELB, Security Groups.
• Managed Linux and Windows virtual servers on EC2 using Chef Server and Familiar with Cloud watch, Elastic IP's and managing security groups for EC2 Servers.
• Hands on experience with the AWS CLI and SDKs/ API tools
• Experience in Bug Tracking, Project Management tools like JIRA, Clear Quest and HP Quality Center.
• Good experience in HTML, JavaScript.
• Good understanding of the principles and best practices of Software Configuration Management (SCM) in Agile, Kanban, Scrum, and Waterfall methodologies.
• Providing first level support for application software issues in all environments, monitoring run-time environments using tools like Nagios,EM,Kibana,Grafana,splunk..etc.
• Understanding of networking technologies and components including sub netting, firewalls and VPNs
• Voluminous know-how about multiple Scripting languages like Bash, Python, Shell.
• Good understanding of OSI Model, TCP/IP protocol suite (IP, ARP, TCP, UDP, SMTP, FTP, and TFTP)
• Experience in Installing Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.
• Managed environments DEV, SIT, QA, UAT and PROD for various releases and designed instance strategies
• Experience is using Tomcat, JBOSS, WebLogic and WebSphereApplication servers for deployments.
• Implemented weblogic 12c Rest services for controlling and monitoring the welogic domain instance with CURL commands.
• Implemented and created monitoring dash boards using python,html, and OEM.
• Build continuous delivery pipeline across the project involving various teams for visibility of artefact dependencies, practicing Agile methodology.
• Work as Weblogic Administrator, which involves install, configure and provision of domains through WLST scripts on RHEL6.5 platform.
• Automate the infrastructure provisioning by utilizing Ansible. Treat infrastructure like code.

PROFESSIONAL EXPERIENCE:

Confidential, Texas

IT Senior Consultant, Cloud Operations

Responsibilities:

• Building and managing infrastructure in OCI with terraform.
• Using python and Django Rest Framework developed a Ui automation tools to manage infra components in oracle cloud (oci) using python,django with OCI-CLI.
• Developing python backend using web framework Django to build REST API for Ui automation tools.
• Involved in creating views, forms and models using Django framework.
• Utilized PyUnit, the Python unit test framework for testing the functionality of the application.
• Architect, design and implement solutions for OCI, other cloud services and internal infrastructure.
• Creating Users, Groups, Roles and Policies using IAM.
• Dynamically add and remove servers from OCI production environment by Auto-scaling.
• Automate application deployment and infrastructure creation processes with Jenkins, Ansible,Python
• Implemented Ansible playbooks to manage all existing servers and automate the build/configuration of new servers for on-prem and cloud servers like oralcecloud (oci).
• Managing Ansible configuration management tool.
• Installed/Upgrade Package on DC/OS using ansible.
• Setup Jenkins Pipeline jobs and On-Demand Jenkins Slave using DC/OS
• Set up multiple deployment environment as private docker registry.
• Creating the YAML script for kubernetes deployment, services and scaling the pods on the cluster.
• Created Docker containers to deploy and run various web applications. Also, was a part of team for analyzing micro services management using Docker, Kubernets.
• End to End Monitoring Network Devices, Application, Database and pushing them for oracle cloud analytics.
• Automating backups using borg and some of using python and shell script.
• Assisted developers with establishing and applying appropriate branching,
• Responsible for Saas/Iaas/Pass services which are running in the cloud environment and as well on-premises
• Labeling/naming conventions using GIT source version control.
• Configured and managed Cloud monitoring and automation tools likes OEM, mcollective, splunk, kibana, chef, puppet etc.,
• Implemented weblogic 12c Rest services for controlling and monitoring the welogic domain instance with CURL commands.
• Implemented and created monitoring dash boards using shell scripts,python,html, and OEM.

Confidential

System Administrator

Responsibilities:

• Experience in troubleshooting the deployment and other application problems.
• Having experience on Refresh activity from prod to corresponding stage applications.
• Understanding of release/project requirements, attending status calls.
• Redirected log files to a specific location and modified memory arguments.
• Deployed the applications, formats of WAR, JAR and EAR in WebLogic Server.
• Configure and administered Connection pools, multi connection pools and Data Source for JDBC connections.
• Setup and configure the Clusters on cluster environment for load balancing and high availability.
• Patch updates using Service Pack Upgrades and Version Upgrades.
• Involved in JMS, JDBC configurations in WebLogic.
• Working on issues raised by service desk as well as on alerts generated
• By monitoring tools.
• Analyzing the Log Files, Thread Dumps, JVM Dumps, Exception Stack Traces.
• Monitoring the error logs, fixing the problems and tuning parameters on Weblogic environment.
• Troubleshooting and fixing of problems on Weblogic Application Server and Web server.
• Prepared the documentation for new Upgrades/Patches which includes manual steps as well.
• Created 250 Knowledge base Articles for Existing Incident Work
• Instructions in Services now ticketing tool.

Confidential

Responsibilities:

• Built and supported Oracle WebLogic Server 10 in Linux and Windows environments.
• Developed Startup, Shutdown and bounce the WebLogic server scripts.
• Deployed various WAR, JAR, EAR applications in clustered environment with automated process.
• Configured and administered of WebLogic server with Oracle 10G databases.
• Configured and administered JDBC Connection pools/multi pools/ data sources on WebLogic 9.2.
• Building bash UNIX Shell Scripts and run them as scheduled Cronjobs. Developed startup and shutdown scripts for the Weblogic servers.
• Configured and deployed applications in various work environments like Development, SIT, UAT, Pre Prod and Production.
• Involved in upgradation from WebLogic 8.1 to Weblogic 9.2.
• Integrated the JRockit Mission Control with weblogic instances to monitor and eliminate the memory leaks in the applications running on the weblogic servers.
• Administered apache web server 6.0 according to the application needs.
• Created, renewed Digital s and Configured SSL for secured communication between applications running on WebLogic, Apache and IIS.
• Installed and Configured apache for WebLogic.
• Used CVS for keeping track of software development among different group members.
• Monitoring of webLogic resources (WAR, EAR, JMS, JVM, JDBC) using tools such as wily introscope, HP Openview and JProbe.
• Investigate and resolve performance issues by analyzing thread dump, GC values and heap dump.
• Performing Root Cause Analysis with application team in response to production issues.
• Provided 24/7 rotational on call production support.

Confidential

Responsibilities:

• Install, configure and Administer Weblogic Server 10.3 on Redhat Linux 5 6 and Windows Server 2008 in both Production and Development Environments
• Good exposure Production Environment Support in UNIX, Linux and Solaris platforms.
• Weblogic Administration with expertise in Installation, Configuration, Troubleshooting, Performance Tuning and deployment of Applications in Production Environment.
• Use Weblogic Server Administration Console to control Production specific deployment details.
• Managed Weblogic Server Clusters having 12 managed Servers on Cluster of Machines.
• Good Experience in Middleware Services JMS, SSL s in WebLogic.
• Wrote WLST Script for automation of tasks.
• Install, Configure and Administer Apache HTTP 2.0.
• Deploy Application in WAR, JAR, and EAR formats.
• Work closely with Developers on Deployment and Thread pool issues.
• Configured JDBC Connection pools, data sources using Oracle and BEA Type 4 drivers.