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Sr. Weblogic Administrator Resume

IA

SUMMARY:

  • Extensive experience in the field of IT for more than Six years, in BEA/Oracle WebLogic Server administration in Development, System Integration, QA, and Production environments under cross platform consisting of Windows, UNIX, Red Hat Linux operating systems
  • Experience in installation, server configuration, deployment, performance tuning including trouble shooting and maintenance of BEA/Oracle WebLogic Server 9.x/10.x and WebLogic portal 10.x Servers
  • Configured and administered JDBC, JMS, JTA, JNDI, SNMP and Node Manager to administer the Managed Servers in WebLogic Application Server 9.x/10.x
  • Installed and configured web servers like Apache and integrated them with WebLogic
  • Developed scripts in Jython, Python and ANT scripting to automate and monitor WebLogic routine tasks
  • Design and implementation of WebLogic application configuration management system based on new WebLogic Scripting Tool (WLST)
  • Managed and administered Domains, Nodes, and Instances in BEA/Oracle WebLogic server
  • Experience in horizontal clustering and vertical clustering, maintaining Load balancing, High availability and Failover
  • Varied experience in Workload management, creation and maintenance of Domains, Nodes and Managed Servers instances in a BEA/Oracle WebLogic environment
  • Experience in deploying applications (JAR, WAR and EAR) and related troubleshooting in clustered environment using Admin console and WLST scripts
  • Experience in configuring and administration of connection pools for JDBC and JMS connections and clustering EJB Objects
  • Proven experience in Web Application development using J2EE and Java related technologies. Managed and monitored JVM performance tuning by adjusting WLS Heap size
  • Implemented security and configuration of LDAP, Site Minder single sign - on configurations
  • Knowledge of Unix Shell scripting and familiar with Auto Deployment Process besides writing automated scripts
  • Knowledge of different Databases like Oracle and SQL Server, besides integrating them with applications
  • Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication
  • Created Digital Certificates for secured communication between applications
  • Provided 24/7 on call support to the development team in both testing and production environment, and analysis (troubleshooting) of log files to resolve issues
  • Knowledge of all phases of Software Development Life Cycle (SDLC) with good designing, coding, testing, debugging, and troubleshooting skills and Agile methodology.
  • Excellent communication and presentation skills combined with broad range of IT technical education and training. Ability to perform as a team player. Adaptability to face dynamic situations

WORK EXPERIENCE:

Confidential, IA

Sr. Weblogic Administrator

Responsibilities:

  • Installed and configured weblogic portal 10.3.2, weblogic portal 10.3.6, weblogic 10.3.3, 10.3.5, weblogic 10.3.6 servers.
  • Installed java components and worked on Jrockit Mission Control.
  • Installed and configured Oracle SOA suite version 11.1.1.3, 11.1.1.5 and 11.1.1.6.
  • Installed and configured Oracle Service Bus(OSB) version 11.1.1.6.
  • Installed and configured Oracle Business Intelligence Enterprise Edition version (OBIEE) 11.1.1.5.
  • Installed and configured Oracle Internet Directory (OID) version 11.1.1.5.
  • Installed and configured Oracle Identity and Access Manager Suite (OIAM) version 11.1.1.5 and 11.1.1.6.
  • Created Repository Creation Utility (RCU) for all Oracle suite of products used in this project.
  • Installed and configured Adobe Live Cycle ES2 9.0 and ES4
  • Applied several patches to weblogic portal, SOA, OBIEE and weblogic server.
  • Performed several deployment activities in cloud and data center environments.
  • Used configuration wizard and configuration builder extensively to create and manage Weblogic domains
  • Created Severtiy1 to Severity3 tickets with oracle support and actively involved in issue resolution.
  • Added multiple users to various projects in Cloud platform servers.
  • Created support request logs and assigned tasks in Rational Team Concert (RTC).
  • Deployed bpm composites to Soa Enterprise manager console and assigned roles in BPM workspace.
  • Monitored several instances in SOA EM console and analyzed flow trace to identify soap faults in several BPEL components.
  • Enabled log4j and debug level logging for troubleshooting issues.
  • Analyzed logs and thread dumps for troubleshooting issues.
  • Added PIN attributes, imported LDIF files and created containers in Oracle Directory Services Manager (ODSM) console for user roles and privileges in the application portal.
  • Configured Oracle Service Bus with Federal Hub projects from CMS to enable connectivity for Hub verifications.
  • Generated keystore and imported certificates to the keystore using openssl and java keytool commands.
  • Enabled 2-way ssl communication and configured weblogic server to handle 2-way ssl communication with external partner services.
  • Performed several SOAPUI tests to confirm the connectivity between partner services.
  • Configured web services and created user accounts for partners to be able to communicate with our inbound and outbound web services.
  • Scheduled several calls with CMS to establish successful connectivity.
  • Worked with network team to establish route between state data center servers.
  • Assisted team with TLS version upgrade on Linux servers.
  • Built several environments in data center like Development, Test, UAT, HA, Prod and DR environments.
  • Documented software installation, configuration and several servers restart procedures.
  • Co-ordinated several outage windows round the clock on business and non-business days.
  • Actively involved in Tech Architecture design and deployment procedure planning.
  • Worked on several defects and assisted team in troubleshooting deployment related issues.
  • Research and Troubleshooting of emerging application issues, from Weblogic configuration to code issues.
  • Knowledge transfer to team members.
  • Worked on Apache configurations and restarted apache servers.
  • Worked with client in troubleshooting issues in application portals.
  • Implemented standard backup procedures for both application DB and Weblogic administration DB.
  • Testing and profiling to measure the performance of the applications.
  • Monitor performance of production servers and respond to issues that arise related to application servers.
  • 24/7 On-call support for Production, non-production environments which included test, releases and break fix environments.

Environment:: WebLogic Portal 10.3.2, 10.3.6, WebLogic Server 10.3.3, 10.3.5, 10.3.6, Linux (red hat), Apache,F5 Load Balancer.

Confidential, OH

Sr. Weblogic Administrator/Application Architect

Responsibilities:

  • Installed and configured Oracle security stack products like Oracle Identity Management (OIM) 11.1.2.1 and OIM 11.1.2.2.
  • Installed and configured Design console for OIM to be able to access system admin and identity console for user management.
  • Applied patches to Oracle Identity Management components for OIM and SOA.
  • Worked with Oracle Support in identifying bugs in the products and finding solution.
  • Worked on Proof of Concepts to install and configure Oracle Fusion Middleware 12c products for weblogic server and soa.
  • Worked with network team in drafting the firewall rules and creating load balancer work plans.
  • Worked with DBA for Soa purge activity.
  • Worked on Oracle Access Manager upgrades and patches.
  • Installed Activity Directory Connector (AD Connector) on OIM.
  • Worked on Oracle Policy Studio and Oracle API Gateway for configuring web services.
  • Performed duties of Team Lead in absence of manager for assigning duties, taking ownership of tasks and scheduling meetings and providing valuable inputs.
  • Part of planning for new interfaces to be integrated with weblogic application servers.
  • Opened Severity tickets with Oracle support, BMC support and Problem Management Report (PMR) with IBM support for respective issues that required additional assistance.
  • Created change requests in BMC Remedy system.
  • Performed analysis of application requirements and created plan of action for products like BMC Control-M, Control-M for Informatica and IBM Sterling Connect Direct.
  • Installed and configured BMC Control-M for Informatica version 8.0.00
  • Installed and configured IBM Sterling Connect Direct 4.2.0.0 and Connect Direct Requester.
  • Worked with Database team for DB refresh activities.
  • Actively involved in issue triage and troubleshooting.
  • Knowledge transfer to team members.
  • On-Call resource for critical application support in Production and High Availability environments.

Confidential, Lyndhurst, NJ

Sr. Weblogic Administrator

Responsibilities:

  • Implement and support middleware infrastructure using Oracle Weblogic, Apache Tomcat and Red Hat JBoss.
  • Resolved incident support cases and requests for service.
  • Monitor system performance in order to determine whether adjustments need to be made, and to determine where changes will need to be made and in the future.
  • Co-ordinated with team for Internet Disaster Recovery project and gather information about proposed infrastructure needs for disaster recovery site.
  • Involved in meetings in determining resources and requirements needed for infrastructure on several projects.
  • Document support procedures and infrastructure.
  • Created new domains on various environments as part of Web Logic upgrade.
  • Implement and support standard web services using Apache and IIS.
  • Worked with application teams in fixing and troubleshooting issues in production on a day to day basis.
  • Analyzed server logs and performance tuning.
  • Apache installation and administration - SSL, Clustering and Load balancing, Virtual host setup.
  • Deployed applications on multiple Web Logic Server instances and maintained Load balancing for nonproduction and production environments.
  • Installation of self-sign certificates in various environments..
  • Installation and configuration of Apache. Performed Apache redirect rules.
  • Worked on VSphere client to make basic server administration changes.
  • Provided users with read/write authorization privileges on windows servers.
  • Analyzing windows server Event logs and server logs in troubleshooting or restarting of services.
  • Installed IIS servers, added websites and added IP bindings.
  • Worked on several intranet postings to production servers.
  • Adding additional/new secured certificates for production environments.
  • Troubleshooting network issues through telnet connectivity tests.
  • Adding cron entries for scheduled startup and shutdown of the application servers.
  • Performed restart of production servers in a round-robin fashion when there is a scheduled configuration change.
  • Operate master consoles in order to monitor the performance of computer systems and networks, and to coordinate network access and use
  • Monitor application servers performance and worked to troubleshoot issues related to performance.
  • Worked on several BMC patrol critical alarms for production servers and documented the troubleshooting steps in tech team wiki page.
  • Research new technology, and implement or recommend implementations as dictated by business need.
  • 24/7 On-call support for Production, testing and development environments.

Environment:: WebLogic 9.2, WebLogic Server 10.3, Oracle, JBoss, Linux (red hat), UNIX, Apache, Tomcat, F5 Load Balancer, Windows IIS server.

Confidential, Bethlehem, PA

Weblogic/Unix Administrator

Responsibilities:

  • Installed, configured and Administered WebLogic Server administration 9.2
  • Part of a team that worked towards PCI compliance adherence.
  • Performed encryption key changes on several applications as part of PCI compliance.
  • Installation, configuration and administration of WebLogic version 9.2 and 10.3.
  • WebLogic Upgrade from version 9.2 to 10.3.
  • Created new domains on various environments as part of WebLogic upgrade.
  • Experience on Load balancing/Clustered environment on staging and production environment.
  • Performance tuning for improved performance such as heap, thread dumps, JDBC, JMS.
  • Monitoring and wide analysis of the logs and thread dumps for troubleshooting variety of server related issues.
  • Apache installation and administration - SSL, Clustering and Load balancing, Virtual host setup.
  • Deployed applications on multiple WebLogic Server instances and maintained Load balancing for nonproduction and production environments.
  • Implemented standard backup procedures for both application DB and WebLogic administration DB.
  • Involvement with the Development teams in trouble shooting and fixing day-to-day problems of the applications in production.
  • Installation and configuration of Apache.
  • Worked on basic server related changes like administration of servers, size of RAM through VSphere client.
  • Cloning and configuration of the server through VSphere.
  • Worked on Linux OS patching.
  • Integration of WebLogic with Apache.
  • Adding additional/new secured certificates for production environments.
  • Performed several connectivity tests as part of troubleshooting few networking issues.
  • Installation and upgrade of Maven for application packages.
  • System Administration activities for LINUX and UNIX operating systems.
  • Monitor performance of production servers and respond to issues that arise related to application servers
  • 24/7 On-call support for Production, non-production environments which included test, releases and break fix environments.

Environment: WebLogic 9.2, WebLogic Server 10.3, Oracle, JBoss, Linux (red hat), Linux, Apache, Cisco Load Balancer, Windows NT

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