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Sr. Middleware Administrator Resume

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Charlotte, NC

SUMMARY:

  • Around 10 years of Experience in cross - platform middleware administration with WebLogic 8.x/9.x/10.x/11g/12c, Windows 2012, involving in tasks like Configuration, Customization, Clustering, Troubleshooting, and Deploying Applications including Capacity Planning, Performance Tuning and Load Balancing.
  • Expertise with setup and maintenance of WebLogic App Server, LDAP server Apache HTTP 2.0 web server, SunOne (iPlanet 6.1) web server, Tomcat.
  • Designing the cluster architecture that spans multiple WebLogic domains, offering high-availability Web Applications, Web Services and EJB services to other applications.
  • Extensive experience in Troubleshooting WebLogic Server issues in production, production-fix and Test environment.
  • Experience in WebLogic administration, Monitoring and Troubleshooting using Admin Console and JMX.
  • Configured Clusters, load-balancing and fail-over solutions and Web Server plug-in for WebLogic application server
  • Created SSL (One-way and Two-way) and Digital s for secured communication between applications.
  • Strong systems programming skills with Shell scripting, WLST scripting.
  • Familiar with building/installing open-source applications.
  • Extensively worked on Deployment/Auto deployment and troubleshooting of components and applications in WAR, JAR and EAR formats in Domain and Clustered environments of WebLogic Server.
  • Configured and administered major J2EE technologies such as JDBC, JMS, JTA, JNDI, JMX, SNMP and Node Manager to administer the Managed Servers in Web Logic Application Server.
  • Monitored Web Logic server resources using different monitoring tools like Wily 6.0 Introscope, BMC Patrol, HP Sitescope, HP BAC, App Dynamics and Splunk.
  • Working knowledge of LDAP server administration configuration iPlanet.
  • Managing and Monitoring the JVM performance by WebLogic Heap Size, garbage collection, JDBC Pools and taking Thread dumps and analyzing to find the problems in application.
  • Superior Troubleshooting and Technical support abilities with Migrations, Network connectivity, and Security and Database applications.
  • Excellent communication and problem solving skills.

TECHNICAL SKILLS:

Middleware: Oracle BEA WebLogic Server (8.x/9.x/10.x,11g,12c), WebLogic BPM and Work space,, Sun One (iplanet) 6.0, Apache HTTP Server, Tomcat.

Operating Systems: Solaris 10/9/8, RHEL 4-6, Windows XP/2003/2008, AIX 5.x.

Programming: PHP, JSP, SQL, HTML, XML

Network Services: T3, T3S, TCP/IP, SSH, SMTP, FTP, LDAP, HTTP, HTTPS

Scripting: ANT, WLST, Jython, Perl, Shell Script (Korn/Bourne)

Monitoring/Tuning/Load Balancing: CA Wily Introscope, BMC PATROL, JProbe, Samurai, HP BAC, HP Sitescope, Sysedge, Splunk. Big F5.

Database: Oracle 10g/9i/8i, MySQL, MS SQL Server, MS Access

Security: CA Site Minder, SunOne Directory Server, iPlanet /LDAP

Technologies: JSP 1.2, Servlets 2.x, JMS, EJB 2.0, JDBC, Web Services, JMX

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

Sr. Middleware Administrator

Responsibilities:

  • Installation and configuration of Weblogic Server 12.1.3 on Linux on multiple Test and Production environments on Vfabric VM’s.
  • Worked on Java Security Vulnerability Remediation project involving in JDK upgrades from 1.6 to 1.7 and 1.8.
  • Performed migration of Admin server JVM’s to reduce resource consumption footprint to release the memory usage and optimize the performance of JVM’s there by consolidating the Admin servers in Test and production environments.
  • Performed the installation of patches and upgrading the WebLogic in 12.1.1, 12.1.2 & 12.1.3.
  • Involved in migrating VMware VFabric Fabric Enterprise Ready Server (apache webserver 4.0.3) to pivotal apache servers as per requirements by application owners.
  • Worked on Shell scripts which helped to automate WL start up process after VM reboots, thereby reducing the time consumed by support team to start up the Weblogic servers manually.

Environment: WebLogic 9.1/10.3/11g/12c, Wily Introscope 8.2, 9.5, Tomcat 3.1,RHEL 6.x, Oracle 10g, VMware ERS Apache Web Server 4.0.3 (2.2.17), Shell scripting, WLST scripting, Splunk log monitoring, SCMPro, Borland starteam.

Confidential, Parsippany, NJ

Weblogic Administrator

Responsibilities:

  • Involved in Installation of Weblogic Server 12.1.3 on Windows 2012 R2 server for deploying 3rd party application used for Billing and pricing analysis across different environments like DEV, QA, UAT, PROD and DR.
  • Configuring SAML Single Sign On with Microsoft ADFS as Identity partner and Weblogic as Service Provider.
  • Configured Active Directory Integration for the application.
  • Installation of Weblogic as Windows service on Windows 2012 server for all the environments (Dev, QA, UAT, PROD, DR) to avoid manual intervention to start the servers whenever the server reboots.
  • Configuration of Resources like Data Sources and Security Providers as required for the application.
  • Creation of batch scripts to encrypt and decrypt passwords used for deployment.
  • Creation and generation of s, by importing them to the Keystores for configuring SSL.
  • Involved in DR test activity to test out internal applications
  • Involved in troubleshooting and creation of SR’s with oracle to isolate issues related to SAML configuration.
  • Performed 3rd party standards and procedures to deploy applications.
  • Installing and Configuring of App Dynamics v 4.1.4.3 on Weblogic for performance monitoring across various environments.
  • Monitoring of Weblogic servers instances using App Dynamics there by generating reports for the metrics like JVM usage, Response times, Errors, and Exceptions/Calls per minute, etc.
  • Updated Appdynamics to send out alerts, schedule reports and creation of dashboards for few applications.
  • Monitor day to day activity of logs for any errors using splunk log monitoring tool.
  • Documentation of procedures, for installation, deployment and configuring SSO by adhering to the organization standards.
  • Providing 24x7 support to the application after it was live.

Environment: WebLogic 12.1.3, App Dynamics 4.1.4, Windows Server 2012 R2, Oracle 12c, Shell scripting, WLST scripting, Splunk log monitoring.

Confidential, Charlotte, NC

Sr.Middleware Administrator

Responsibilities:

  • Worked on Installation, builds and configuration of WebLogic 11g, 12c (12.1.1, 12.1.2, 12.1.3) on RHEL 6.x for Test and Production Environments.
  • Worked on installation/builds of IBM WebSphere application servers 8.0.0.6, 7.0.0.27 involving configuration and trouble shooting.
  • Performed WebLogic Servers Upgrades from version 10.3.4, 10.3.5 to 10.3.6 with patching, and use of Shell scripts to automate the process further.
  • Involved in installation and Configuring VFabric ERS Apache webservers 2.2.
  • Performed configuration of Spring TomCat Server 3.0.1 across various Test environments.
  • Managed and Monitored the JVM performance by WebLogic Heap Size, garbage collection, taking Thread dumps for analysis to identify the performance of the JVM and Operating system
  • Involved in developing and enhancing the WLST scripts for Automation of Application server startup without manual intervention.
  • Involved in JDK upgrades from 1.6 to other sub versions and to JDK 1.7 as per requirements by the application owners.
  • Involved in configuring the WebLogic Domain by creating JDBC Data sources, Connection pools and administered them.
  • Configured and administered security realms, users and groups from Admin Console.
  • Worked on monitoring tools like Splunk and created queries to analyze common issues occurring in Application and Servers Logs that would help in further troubleshooting by various application teams.
  • Worked on performing the wily agent (wily 8.2.3.0) installation, Involved in upgrading the agents to Wily Introscope Agent 9.5 across the Enterprise.
  • Performed application deployments and migration using SCMPro tool using Boroland Starteam version control system.
  • Involved in creation of documents for regular standards and procedures for application deployment, configuration and troubleshooting that involved WebLogic JVM’s and their installs.
  • Provided support to various applications that by changing the configuration and troubleshooting failed migrations.

Environment: WebLogic 9.1/10.3/11g, IBM WebSphere application servers 8.0.0.6, 7.0.0.27, Wily Introscope 8.2, 9.5, Tomcat 3.1, Windows 2008, RHEL 6.x, Oracle 10g, VMware ERS Apache Web Server 4.0.3 (2.2.17), Shell scripting, WLST scripting, Splunk log monitoring, SCMPro, Borland starteam.

Confidential, Mount Laurel, NJ

WebLogic Administrator (Engineer II)

Responsibilities:

  • Installation, up-gradation and administration of Oracle WebLogic Server 10.3/11g on Red Hat Linux 4.1.2 for production environment.
  • Worked on Oracle BPM, Workspace 10.3 by publishing new projects, creating security roles and publication of projects.
  • Configured and monitored Apache 2.2 web servers with WebLogic proxy plug-ins.
  • Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality to Disaster Recovery sites.
  • Configured and administered JDBC connection pools, multi pools and data sources.
  • Configured and administered security realms, JNDI, and SNMP in WebLogic Server 10.3/11g.
  • Created security roles, group policy, user authentication, auditing and authorization.
  • Configuration of SAML SSO with Weblogic as Service provider and ADFS as Identity Partner.
  • Handled server hang, dead locks application and database level locks by checking thread dumps and analyzing them to find the root cause of the issue.
  • Configured Secure Sockets Layers (SSL) for data encryption and renewal of s for client authentication for WebLogic 10.3/11g using Keytool.
  • Installed and configured Wily CA agent, Wily enterprise manager and Introscope Workstation for monitoring performance for monitoring metrics across the domain.
  • Administration of Sysedge Infrastructure and Application Log monitoring.
  • Monitoring server logs and domain logs during application deployment for performance tuning.
  • Extensively worked on HP BAC, HP Sitescope, Splunk monitoring tools for setting up alerts and triggers.
  • Involved in performance tuning of JVM by analyzing garbage collection metrics.
  • Configured and maintained the WebLogic Load balancing Clusters
  • Involved in documenting system architecture and major configuration changes.
  • Involved in bridge calls with other team members and developers for resolving the high priority issues in the Production Environment.
  • Provided 24/7 application support to all production applications.

Environment: WebLogic 9.1/10.3/11g, Site Minder (5.5,6.0), Wily Introscope 7.x, Windows 2008/2003/XP, RHEL 5.x, Perl, Oracle 8i/9i/10g, Apache Web Server 2.x, Java, J2EE, JSP, Servlets, EJB, JDBC, Shell scripting, samurai, HP BAC, HP Sitescope, Splunk, Sysedge.

Confidential, San Ramon, CA

WebLogic Administrator

Responsibilities:

  • Installation and administration of Oracle WebLogic Server 10gR3 on RHEL 5 and AIX for Development, Testing and QA environment.
  • Created WebLogic domains, instances, clusters for new built up applications.
  • Developed scripts (start, stop, backup) for WebLogic application server administration.
  • Involved in documenting system architecture and major configuration changes for newly built domains.
  • Involved in Administration and deployment of J2EE applications like JAR, WAR, and EAR files on WebLogic 8.1/9.2/10.3 /11 g.
  • Configured JDBC resources, data sources, JMS Server, JMS Connection Factories, Queues, Topics to the J2EE applications.
  • Managing and Monitoring the JVM performance by WebLogic Heap Size, garbage collection, taking Thread dumps to find the problems in application using samurai.
  • Configured BMC Patrol and registered server instances for monitoring, scheduling blackout periods, and alarm notifications using BMC patrol KM.
  • Handled Memory issues and Memory leaks by tuning and profiling with the help of third party tools like Jprobe.
  • Configured Secure Sockets Layers (SSL) for data encryption and renewal of s for client authentication for WebLogic 9.2/10.3 using Keytool.
  • Coordinated with the Application Support team by monitoring error logs, to identify and fix issues in WebLogic environment.
  • Dealt with troubleshooting issues like Server hang, Application Deadlock, Out of Memory (OOM), High CPU usage, Connection pool status.
  • Processed the requests from the customers using BMC Remedy tool for incident management and KPI.
  • Creating new file systems, permitting user to mount file system, monitoring free space, disk usage, locating files, checking & clearing log files, administration and monitoring of disk based file system.
  • Worked on Oracle BPM 10 by creating security roles and publication of projects.
  • Provided 24/7 application support to assigned production applications.

Environment: WebLogic server 8.1/9.2/10.3, 11g, WebLogic Portal 9.x, WebLogic Integration, Oracle BPM 10, Windows 2008/2003/XP, Red Hat Linux 5-6, AIX 5.x, WLST, Perl, Oracle 8i/9i/10g, SunOne Web Server 6.x, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, Shell Scripting, samurai, Jprobe, Mercury QC, BMC Patrol KM, BMC Incident Management.

Sony Pictures Entertainment, CA

WebLogic Administrator

Responsibilities:

  • Installation up-gradation and administration of Oracle WebLogic Server 9.2/10.3 on Sun Solaris 10 for development and production environment.
  • Configured and monitored SunOne (iPlanet 6.x) web servers with WebLogic proxy plug-ins.
  • Involved in setting up and configuring WebLogic cluster for multiple environment.
  • Involved in writing and maintaining WLST scripts for domain creation and application deployment.
  • Configured and administered JDBC connection pools, multi pools and data sources.
  • Migration of WebLogic from 9.2 to 10.3 in different environments.
  • Configured JNDI server as repository for EJB Home stubs, JDBC data source, JMS connection factories, JMS queues and topics.
  • Handled server hang, dead locks application and database level locks by checking thread dumps and analyzing them to find the root cause of the issue.
  • Configured and administered realms, IPlanet Authenticator, JNDI, and SNMP in WebLogic Server 9.2/10.3.
  • Installed and configured Site Minder Policy Server (5.5/ 6.0) on UNIX/Windows environments.
  • Installed and configured Wily CA agent, Wily enterprise manager and Introscope Workstation for monitoring performance.
  • Involved in performance tuning of JVM by analyzing garbage collection metrics.
  • Monitoring server logs and domain logs during application deployment for performance tuning.
  • Provided 24/7 application support to all production applications.

Environment: WebLogic 9.2/10.3, Site Minder (5.5,6.0), Wily Introscope 7.x, Windows 2008/2003/XP, Solaris 10/8, WLST, Perl, Oracle 8i/9i/10g, iPlanet Web Server 6.x, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, HTML, Shell scripting, samurai.

Confidential, Phoenix, AZ

WebLogic Administrator

Responsibilities:

  • Installing application software in Test and Production environment by ensuring the integrity of the certified release of the software.
  • Configuration of WebLogic clusters and deploying J2EE applications in the Cluster in a production environment.
  • Deployment of J2EE Web Applications and Enterprise applications (WAR, JAR and EAR) files using Ant tool, WebLogic Command Line and WebLogic Admin Console.
  • Created Data Sources & Transaction Data Sources for applications and configured JMS Servers and JMS Queues.
  • Installed and configured Apache 2.2 in different environments.
  • Extensively worked on HP OVO monitoring tool for setting up alerts and triggers in different environments.
  • Performed installations, upgrades in WebLogic server from 8.1 to 9.2.
  • Developed menu driven scripts for Code drops, Software installations and Sever recycle.
  • Involved in writing and maintaining shell scripts for log archival taking backups and monitoring disk space.
  • Managing Security issues in using roles for development, testing and production environments.
  • Involved in documenting problem solutions, major configuration changes and system architecture changes.
  • Involved in 24/7 support for production environments.
  • Troubleshooting any issues that arise during the release or deployment process.
  • Created shell scripts for automatic deployment using WebLogic Deployer utility.
  • Configuring database connectivity using JDBC and Configured WebLogic Virtual hosts.

Environment:WebLogic 8.1/9.2/10.x, WebLogic Portal 9.x, Web Sphere MQ, Apache 2.x, CVS, Windows 2008/2003/XP, RH Linux 5.x, WLST, Perl, Oracle 8i/9i/10g, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, HTML, Shell scripting, samurai.

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