Olusola Oladimeji

acpdke@r.postjobfree.com ***-*85-

7435

PROFESSIONAL SUMMARY

. Having a total of 9+ years' experience in I.T industry and 4+ years'

experience in WebLogic administration

. Experienced in installation, server configuration, deployment, and

performance tuning including trouble shooting and maintenance of Oracle

WebLogic Server 10.1.3, 10.3.5, 10.3.6, 12.1.1, 12.1.2

. Migration experience with WebLogic Application server

. Experienced in deploying applications (WAR, JAR, and EAR) in stand-

alone domain and clustered environments.

. Worked with Management MBeans (JMX) to write the automatic tasks, and

involved JVM tuning options

. Experienced in Configuration, remote managed server start and stop, SSL

communication between Admin server and Node manager.

. Experienced in installing Certificates on various Web Servers and BEA

Weblogic Application Server Platforms and SSL.

. Expert in Investigating and resolving performance issues by analyzing

thread dump, GC values and heap dump.

. Familiar with Microsoft Internet Information Server

. Familiar with LDAP

. Solid experience in deploying the applications on multiple Weblogic

Servers and maintaining Load balancing and High availability.

. Experience in writing WLST scripts for deployment, start and stop

servers

. Extensively working experience on clustering, performance tuning (JVM

options, Load Runner) load balancing, connection pool, multi pool, JMS

message Queue and Monitoring.

. Experience in Setting up and configuring Active Directory

Authenticators via Web Logic Admin console

. Experience in finding the Memory Leaks and adjusting the JVM Heap Sizes

and GC Parameters.

. Experience in implementing Fail-Over, Fail-Back and Backup strategies

for Weblogic environments and Implementing WebLogic best practices for

Deployments, System configuration, capacity planning, Infrastructure

architecture, fail over, backup and recovery, scalability, and security

. Excellent knowledge of writing UNIX Shell Scripts to automate System

Admin jobs.

. Knowledge of various protocols such as TCP/IP, HTTP, HTTPS and SOAP.

. Experienced in Relational Databases like Oracle 11g, MS SQL Server

2000/7.x

. Configured Web Server plug-ins (APACHE) for the Web Logic server.

. Experience in Implementing JMS using single and distributed queues

. Provided 24 X 7 technical supports for applications running on

Weblogic.

. Effective communication with client, cross-functional teams to achieve

project priorities/timelines.

. Environments: JDK 1.4, J2EE, JSP, Servlets, EJB, LDAP, JDBC, JMS, XML,

Oracle 10g, 11g, 12c, WebLogic Server 11g R1, WebLogic Portal, Sun

Solaris, Linux.

EDUCATION

B.Sc

TECHNICAL SKILLS

Hardware: IBM Compatible PCs, HP9000, Fijitsu.Exalogic

Platforms: Windows XP, Window7 and 8, Linux

Languages: XML, JSP, UNIX Shell, SQL

Packages: J2EE, JDK 1.1/1.2/1.3/1.4/1.5/1.6, JSDK 2.0, Oracle SOA suite

Databases: Oracle 10g, 11g, SQL

Tools: Toad, WinRunner, LoadRunner, Sitescope, Jprobe, topaz

Authentication Tools: Ldap, Tivoli Access Manager, Siteminder

Web Servers: Sun One, Apache, Microsoft IIS, IBM HTTP

Application Servers: WebLogic 10.3/11g

Protocols: TCP/IP, SNMP, POP/SMTP, HTTP, FTP

PROFESSIONAL EXPERIENCE

DGS November 2013 till

Date

Weblogic Administrator

. Performed WebLogic Server Administration tasks such as Installation,

Configuration, Monitoring, Performance Tuning and Load balancing.

. Promptly responding to alerts and finding solutions

. Review and Maintain logs of production failures and resolutions

. Expertise in Configuring SSL between Sun One web server and WebLogic

application server.

. Involved with the customer care and deployment teams in

troubleshooting and fixing day-to-day problems of the applications in

production.

. Documented environment design and procedures and process for

restarting application keeping in mind all the dependencies etc. for

entire team and offshore resources.

. Deployments of codes for Enterprise releases and offcycle releases

. Installing and Configuring the Microsoft Internet Information Server

Plug-In

. Creating ACLs Through IIS

. Setting Up Perimeter Authentication

. Configuring SSL with the Microsoft Internet Information Server Plug-In

. Proxying Servlets from IIS to WebLogic Server"

. Deployment and Troubleshooting of JAR, WAR and EAR applications in

clustered environment with WebLogic.

. Configured and administered JDBC Connection Pools/Data Sources/Multi

Pools on WebLogic Server 11gR1 (10.3.4, 10.3.5, 10.3.6), 12c

(12.1.1,12.1.2, 12.2.2)

. Worked with development and testing teams to support build and release

cycles.

. Populated Users, Groups and roles in LDAP Directory server security

repository.

. Setup WebLogic domain with a single server instance for developers on

their windows machines.

. Performed thread dump analysis.

. Working and helping in planning team resources for weekend work.

. Providing on-call support.

DSTV/DELTOLTECH December 2012 -

September 2013

WebLogic Administrator

. Built the middleware team from scratch for a long term project.

. Deployed WAR, JAR, EAR files on WebLogic 10.3.4

. Upgraded WebLogic 8.x to WebLogic 10.3.4

. Researched and troubleshot emerging application related issues from

WebLogic configuration to code issues.

. Strong knowledge in deployments, configuration and troubleshooting

Tomcat issues.

. Involved in migration of various Apache/Tomcat applications from

Solaris to Linux.

. Supported on call schedule for production support.

. Delegated, monitored and did hands on work to meet and beat deadlines.

. Troubleshoot WebLogic Server connection pooling and connection manager

with Oracle, SQL.

. Maintenance of remedy system for ticket management.

. Writing and maintaining shell, ant scripts for simplifying and

automating tasks.

. Use of ClearCase and ClearQuest for version control.

. Configured clustering EJB objects, JDBC connections and JMS connection

factories.

. Created Distributed JMS topics and queues.

. Good understanding of applications using Distributed JMS systems.

. Configuration of WebMethods environment and deploying packages on

WebMethod.

. Set up proxies in Apache for redirecting requests to Tomcat or

WebLogic.

. Upgraded WebMethods and apache to newer versions.

. Motivated team to help their performance and meet deadlines.

. Helped the members to achieve their short and long term career goals.

. Installed, configured and maintained BEA WebLogic 10g, WebLogic 11g on

Linux also configured LDAP for user and system authentication.

. Responsible for Administration of BEA WebLogic 10g, 11g, in Deployment

and Production environments.

. Involved in Load balancing and Performance tuning and monitoring using

monitoring tool for various projects.

HOSANNA SYSTEMS June 2009 -

October 2012

WebLogic Administrator

. Performed WebLogic Server Administration tasks such as Installation,

Configuration, Monitoring, Performance Tuning and Load balancing.

. Setup WebLogic domain with a single server instance for developers on

their windows machines.

. Performance Tuning using Wily Introscope in WebLogic environment.

. Worked in analysis of thread dumps, core dumps, server hang and high

CPU utilization conditions.

. Worked with JProbe in-order to adjust JVM Heap Size and reduce memory

leakage.

. Involved in WebLogic 8.1 to WebLogic 10.3 upgrade.

. Configured and administered JMS on WebLogic Server 10.3

. Deployment and Troubleshooting of JAR, WAR and EAR applications in

clustered environment with WebLogic.

. Experienced in using Verbose GC for garbage collection and tuning Heap

size to reduce memory leakage.

. Configured and administered JDBC Connection Pools/Data Sources/Multi

Pools on WebLogic Server 10.3

. Worked with development and testing teams to support build and release

cycles.

. Populated Users, Groups and roles in LDAP Directory server security

repository.

. Configured Secure Sockets Layers (SSL) for data encryption, client

authentication and Two Way SSL for WebLogic 10.3 using Key tool.

. Performed thread dump analysis.

. Perform situation analysis and recommendations for problem resolution.

Prioritize problem and enhancement request queue to satisfy end user

requirements within service level agreements.

. Worked with Customized WLST, automate system-admin jobs.

. Troubleshoot and resolved break-fix issues impacting websites.

. Provided active support for Load/Stress Testing, Troubleshooting and

Performance tuning.

. 24/7 On-call support for Production, Non-Production and Testing

environments.

Contact this candidate