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Devops/weblogic Administrator Resume

PA

SUMMARY

  • A professional consultant having over 8+ years of experience in Information Technology with experience in complete project life cycle. Including 7+ years of extensive experience in WebLogic Server adept in all facets of administration, support, maintenance, deployment and management of enterprise applications.
  • 2+ years of automated environment provisioning and configuration using container technologies (Docker, Kubernetes) and Jenkins.
  • Installed, Configured and supported BEA WebLogic Server 8.1, 9.2, 10.3.1, 10.3.3,11g on Sun Solaris, Windows XP/NT/2000/98, Red Hat Linux, HP - UNIX, and IBM AIX
  • Experience working with Web Services and Integrations using Oracle Fusion Middleware components utilizing SOA components such as BPEL, Business Rules. Developed BPEL Processes using Jdeveloper 10g/11g.
  • Excellent working experience in DevOps model
  • Installed, Configured, and supported SOA Suite 11g, Tomcat Servers 5.5.23/6.0.35 on Red Hat Linux
  • Administration, deployments(exe) and Configurations of IIS servers on Windows XP/08.
  • Experienced in deploying J2EE Application archives (JAR, WAR, EAR and RAR) on WebLogic Application Servers and on Tomcat Application Servers and BPEL composites on SOA EM.
  • Solid experience in development and deployment of applications on multiple WebLogic Servers and maintaining Load balancing, High availability and Fail-Over support.
  • Experience in working with development teams to troubleshoot server related application issues, performance issues and application performance tuning using Wily Introscope and JProbe.
  • Experience in horizontal and vertical Clustering, Workload Management, creation and maintenance of multiple Domains, including Machines, Managed Server instances, and Node Managers in a BEA WebLogic environment.
  • Experience in 24/7 on-call production support and trouble-shooting.
  • Expertise in writing UNIX Shell Scripts (Korn) and WLST Batch Scripts and builds and deployments in ClearCase, GIT.
  • Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes and GC Parameters.
  • Expertise in managing JNDI, Managing Security, Configuring and monitoring JMS.
  • Extensive experience in Oracle Back-end (server-side) PL/SQL Development using SQL*Loader, SQL developer and Toad as development tools. Created and maintained Database objects.
  • Have demonstrated outstanding leadership, creative problem solving and analytical skills in all the areas of software development life cycle (SDLC). incorporating assorted tools and worked with several groups across multiple platforms.
  • Worked with both management and technical teams to meet project deadlines.
  • Proven ability to handle multiple tasks with strong technical aptitude and learning skills to adapt the rapid changing technologies and implementing the same at work.

TECHNICAL SKILLS

Middle Ware: Oracle SOA Suite (Oracle BPEL Process Manager, ESB, BAM), Eclipse, BEA Weblogic Server 8.1, 9.0, 9.1, 9.2, 10.0,11g, 12c Apache-HTTP Server 1.3, 2.0, 2.2, Sun One 6.0, 6.1, Apache Tomcat 6.0, IBM Http server, Microsoft IIS, Oracle Fusion Middleware.

Operating Systems: UNIX: Solaris, Red Hat LINUX, HP-UX, IBM-AIXWindows: 98/2000/NT/XP/VISTA/2012R2

J2EE Technologies: JSP, JDBC, RMI, JMS, JTA, JNDI, JMX, EJB, AWT Servlets, Applets, Swing components.

Web Technologies: HTML, XML, DHTML, XSLT, CSS

Performance Monitoring Tools: Wily Introscope, JMeter, Samurai, TDA, Grinder

Programming Languages: BPEL, Java, SQL, PL/ SQL, Java, C, C++, C#, SQL, VB.

Database: Oracle 8i/9i/10g, DB2, MS SQL, MYSQL, Rapid SQL

Scripting Languages: WLST, Shell Scripting, Perl, Ant Scripting.

Protocols: TCP/IP, Telnet, SSH, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP, ARP, SSL.

PROFESSIONAL EXPERIENCE

Confidential, PA

DevOps/Weblogic Administrator

Responsibilities:

  • Familiar with designing and deploying container-based production clusters using Docker.
  • Experienced with Docker container service. Creating Docker files, Docker Images & Containers.
  • Worked on Docker Container snapshots, attaching to a running container, removing images, managing directory structures and managing containers.
  • Experience with Docker OpenShift and microservices in general.
  • Used OpenShift during debugging. Leading up to production when multiple application build must be tested for stability.
  • Proficiency with build and release engineering tools including Jenkins configuration, Subversion, Git, Maven and Jenkins Plugins, SonarQube, UDeploy.
  • Extensive working experience on Jenkins Jobs configuration and CI/CD pipeline creation.
  • Performed integration of SOA and OSB services with WebLogic application servers.
  • Experience in maintaining BEA WebLogic Server on different UNIX platforms and setting up the Development, Testing, and Production environments.
  • Deployed EAR, JAR, WAR and J2EE applications on Managed Servers and Clustered Environments using Console and Auto Deploying Scripts.
  • Extensive experience in tuning Web Logic for JVM, Threads, Connection Pools.
  • Extensively used various monitoring tools (splunk, sitescope, DynaTrace, Germain) to monitor performance and troubleshoot issues.
  • Used F5 Big IP for load balancing.
  • Worked on Firewall for opening ports between different components.
  • Implemented SSL certificate on WebLogic application servers using Venefi.
  • Worked on Purging scripts to purge all state and old partition data in Oracle and used TOAD for access Oracle DB.
  • Configuring and Integrating WebSphere MQ's with WebLogic applications
  • Monitor Queue depth in WebSphere MQ's.

Environment: Oracle Weblogic Server 12c, Oracle Apps 11.5.10, JDeveloper 12c, IIS5.5/5.0, SOA Suite 12.1.3.1, OSB, Oracle, BPEL, XML, XSLT, SOAPUI, GIT, OpenShift, Docker, Splunk, SiteScope, Dynatrace, Germain, WebSphere MQ.

Confidential, VA

DevOps Engineer

Responsibilities:

  • Installed and configured Oracle SOA Suite 11g/12c components in Oracle Web Logic Server domains environment.
  • Installed and configured Oracle Weblogic 11g/12c application server.
  • Worked with build environment such as Jenkins, container management systems such as Docker and Kubernetes and Versioning tool GIT.
  • Created successful Application projects in open shift for Docker Images and containers using Weblogic 12c.
  • Maintained Docker-registry, images, tagging and writing Docker files for creating new images.
  • Written Json files to create images and deploy applications to OCP using Jenkins pipeline jobs
  • Source code management is performed using Git from master repository and knowledge on Container management using Docker in creating images.
  • Virtualized the servers using the Docker for the test environments and dev-environments needs and configuration automation using Docker containers.
  • Worked on creation of Docker containers and Docker consoles for managing the application life cycle.
  • Design, manage and improve the continuous integration build pipeline to reduce feedback time and improve reliability
  • Experience in software tools and automation of development pipeline activities
  • Created new application jobs and pipeline jobs for docker in Jenkins and also configured sonar cube in Jenkins jobs for code coverage quality and unit test results.
  • Configure, implement, and automate Continuous Integration and Deployment pipelines for software delivery teams utilizing Jenkins and other supporting tools
  • Created Clusters using Kubernetes kubectl and worked on creating many pods, replication controllers, services, deployments, labels, health checks and ingress by writing YAML files.
  • Used Kubernetes to manage containerized applications using its nodes, ConfigMaps, selector, Services and deployed application containers as Pods.
  • Working with the Kibana dashboard for the overall build status and logs with drill down features.
  • Used Red Hat CloudForms for Performance matrix and utilization of load like and CPU and memory usage.
  • Used Riverbed Street Central to enable opnet for Docker pods to monitor and troubleshoot network performance issues.
  • Written UNIX Shell Scripts (Korn) to schedule the jobs that required for the application maintenance.
  • Created JIRA projects, templates, workflows, screens, fields and other administrative activities
  • Provided ongoing support and configuration for JIRA project, workflows, Screens, fields, permissions, and other Admin tasks
  • Created custom templates for use within Confluence
  • Extensively worked as Integration and release engineer for various projects
  • Use Agile practices, Team Foundation Server, and TFS project management
  • Analyzed, defined, and developed build process improvements using TFS.
  • Created groups/users and defined user permissions for the projects in TFS.
  • Managed all Application-Server related activities such as deployments, monitoring and tuning in the Development, QA and Production Environments.
  • Configured JDBC data sources with both XA and Non-XA drivers for Oracle9i/10g/11g/12c and data sources for Teradata database using WebLogic console
  • Configured Persistent stores (file and JDBC stores), JMS servers, system modules, sub deployments, connection factories, topics, and queues for JMS Messaging.
  • Implemented SSL certificate on Apache, Weblogic application servers and on IIS.
  • Involved in Weblogic Deployments, SOA EM Bpel and MDS Deployments, IIS server deployments.
  • Used Maven to build java components and MSBuild for .Net projects.
  • Worked on Firewall for opening ports between different components.
  • Used TAM to authenticate/authorize users and troubleshoot the issues encountered.
  • Created TAM Junctions to forward the requests to Apache server/ ports/ Weblogic.
  • Configuring new application with Security Access manager and configuring SSO and Desktop Single Sign On (SPNEGO)
  • Setting up Role based provisioning and role-based access in Tivoli identity manager.
  • Used F5 Big IP for load balancing.
  • Deployed VB applications on Citrix server.
  • Developed technical documentation, and support the QA, release, and production support processes.
  • Working with Technology adapters such as Database Adapter, FTP Adapter, File Adapter, Oracle AQ Adapter, JMS Adapter and MQ Adapter.
  • Troubleshoot SOA composite applications by performing corrective actions such as fault recovery.
  • Performance tuning of WebLogic server with respect to heap, threads and connection pools.
  • Performance tuning of SOA Enterprise Manager with respect to transactional timeouts, heap, and memory leaks.
  • Provided 24/7 on call support for all Environments on a shift rotating basis.
  • Worked on ClearCase and GIT to create a baseline/ tag for deployments in dev, sit, uat, training and prod.
  • Used BMC Remedy and Service Now to create CRQ’s, WO’s, service requests, KMarticles, Incidents etc.
  • Developed an Autosys job to perform data changes in prod.
  • Good Understanding of WSDLs, XML, XSD, and other integration standards to create the web services.
  • Work with XPath and XSLT tools for transformation of messages.
  • Used SOAPUI to post XML’s to test.
  • Performed Health checks for memory, performance and tuning.
  • Involved in prod release activities, deployments and documentation.
  • Involved in configuring ip filters and JNDI security in Weblogic for application security.
  • Involved in automating scripts for deployment.

Environment: Kibana, RiverbedSteel Central, TFS 2013,(Team Foundation Server), Oracle Weblogic Server 10g/11g/12c, Oracle Apps 11.5.10, JDeveloper 10g &11g, IIS5.5/5.0, SOA Suite 11.1.1.1, MSSQL, RapidSQL, Oracle, DB2, BPEL, ESB and BAM, ADF, OSB, XML, XSLT, Tivoli Access Manger, Java, Eclipse, SOAPUI, GIT, Clearacase, Openshift.

Confidential, PA

DevOps/Weblogic Administrator

Responsibilities:

  • Involved in Weblogic 11g Upgrade.
  • Migrated all the applications from 10g to 11g and also maintained the document that specifies the migration steps.
  • Designing wrapper PL/SQL and Java API’s that is invoked from within BPEL PM.
  • Installed WebLogic 10.3/11g and configured WebLogic domains for upgrading applications running on WebLogic 8.1/9.2 in Production, Staging, Development and QA environments on LINUX using jdk1.6.0 26.
  • Used WebLogic scripting tool (WLST) to create manage servers, cluster, machines and users for monitoring and deploying applications.
  • Configured a tool using PERL to start/stop WebLogic and apache servers and to get status of WebLogic servers, view WebLogic server logs, deploying applications using web browser.
  • Installed and configured Puppet with master and agents on multiple servers.
  • Created various manifest/ modules in Puppet to configure and automate the applications.
  • Developed Unix Shell scripts to schedule the jobs that required for the application maintenance
  • Performance tuning of WebLogic server with respect to heap, threads and connection pools.
  • Involved in Creation and management of directory infrastructure for LDAP Active Directory.
  • Performing Health Checks by monitoring through Splunk, HP-SiteScope, Nagios & Wily.
  • Configured Persistent stores (file and JDBC stores), JMS servers, system modules, sub deployments, connection factories, topics, and queues for JMS Messaging.
  • Expertise in File Adapters, AQ Adapters and DB Adapters in BPEL processes.
  • Use Mediator, JMS, SOAP, WSDL, and XSLT tools for transformation of messages.
  • Developed Java web service (WSDL) to read and write onto MQ queues. Used MQ adapters in BPEL process to read and write on to the queues.
  • Created all relevant documents (MD 70, MD 120 and TE 100) as per Teva guidelines.

Environment: Oracle Weblogic Server 10g &11g, Oracle Apps 11.5.10, JDeveloper 10g &11g, IIS5.5/5.0, SOA Suite 11.1.1.1, Puppet Enterprise 2.0, TOAD, PL/SQL, SQL* LOADER, BPEL, ESB and BAM, ADF, OSB, XML, XSLT, Java, Eclipse, SOAPUI.

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