Manager Maintenance

EXPERIENCE SUMMARY:

Over *+ years of experience in IT Oracle 10g/11g with SOA Suite, Oracle Web Logic Server/Portal Administration for Production, Development, Staging, UAT and QA environments. Handling all the aspects of Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying application, AIA ESB and BPEL integration, Administration and Performance Tuning and Maintenance of Web Logic Servers.

Experienced in SOA Suite, Web center and Oracle Application Server administration and deployments.

Expertise with installing and configuring Web logic severs in a cluster environment to provide high availability load balancing, session replication, Multi-pools, JDBC connection pools, Disaster Recovery, scalability and fail over support.

Web Logic administration, monitoring and Troubleshooting using Admin console.

Broad knowledge in networking and programming logics using PL/SQL.

Worked as lead technologist for SOA Middleware infrastructure stack.

24/7 production on-call support on SOA Suite 10g/11g and multiple middleware products.

Extensive working experience on UNIX, Linux and Windows platforms.

Automation of admin tasks with Shell Scripting, Ant Scripting and Java.

Expertise in Oracle HTTP server administration.

JDBC Connection pool and Multipool configuration with oracle, MySql, DB2 and SqlServer, etc.

Deployment and troubleshooting of JAR, WAR and EAR files in domain and clustered environments.

Patch updates using BSU, service pack upgrades and version upgrades.

Solid experience on Oracle Enterprise Manager (OEM), Grid Control, TOAD, RMAN.

Code deployment s/promotions, performance monitoring and troubleshooting using Admin Console.

Analyzing the log files, thread dumps, JVM dumps, and Exception stack traces.

Committed, result oriented, hard working with a quest and zeal to learn new technology and undertake challenging tasks and responsibilities.

Highly motivated, self-starter able to work independently and collaboratively within a diverse technical team.

Good interpersonal skills, committed, result oriented, hard working with a quest and zeal to learn

new technologies.

TECHNICAL SKILLS:

Database tools

MySQL, Oracle 9i,10g,11g

Networking

Cisco Inter networking, Windows systems and security engineering

Web Technologies

PL/SQL, Java, C#, XML, HTML,CSS,

Scripting

Python, PERL. WLST,Ant

Applications

Oracle SOA 10g/11g, Portals, Web center, UCM, SES, OID, OIM, LDAP, Endeca, Web sphere ESB and NextGen.

Monitoring tools

OEM Grid Control 10g/11g/12c, JRockit Mission Control, JConsole, IBM Tivoli, wily,BEA WebLogic Application Server 8.x./9.x/10.x, SOA Suite 11g, OSB 10g, Jboss 4.2.3/4.3.0, Apache-HTTP Server 2.x

Application Servers

Web Logic, Web sphere and Oracle Application Server, TOMCAT,JBOSS.

Operating Systems

RHEL, UNIX, LINUX, MAC OS

Other tools

TOAD, SQL Developer, JDeveloper, Team Foundation Server(TFS), Tortoise SVN, Mercury IT Governance, Mercury Quality Center, JIRA, Share Point, Project Time, Change Request Team Track, IBM Maximo, ServiceNow, File Zilla, WINSCP, Putty, ESP, MS Project Std., MS Visio, MS Office, CA Clarity PPM, Release Management.

PROFESSIONAL EXPERIENCE:

Client : Syniverse Technologies April 2014- Present Location : Tampa, FL Position: Middleware admin

Installed and configured the fusion middleware stack. This includes setting up oracle WebLogic servers in a cluster and oracle HTTP servers, to point to them and configuring the web servers with a load balancer.

Monitoring WebLogic server health and security.

Worked on releases and support with Operations team and production support for 24/7.

Sun One LDAP server configuration. Integrating the WebLogic with LDAP servers.

Server Performance Tuning - Thread Dump Analysis, Core Dump Analysis when Server crashed unevenly.

Monitoring and analyzing resources, Standard logs, application logs and domain logs.

Involve in configuration management, software deployment, change management, performance monitoring, and application maintenance.

Deploying different applications like WAR files, EJB jars files and enterprise application archives (EAR) on WebLogic using various deployment tools (Console, weblogic.Deployer, and WLST).

Integrated Oracle Application Server with SOA Suite 10.1.3 for topology relation management as integrated layer for transactions

Creating security roles, group policy, user authentication, auditing and authorization.

Day to day operation activities and administrational activities.

Handled the releases for scheduled maintenances and emergency maintenances.

Very Good Team Coordination capability and ability to learn the environment faster and always eager to help other team members so that the overall team performance can be enhanced.

Work with the App server DBA and Oracle DBA to resolve application problems.

Strong Knowledge of ORACLE – BEA Weblogic server.

Excellent analytical and programming skills.

Train new SOA Administrators and users, and mentor other Middleware Administrators

Client: AT&T Alpharetta, GA Dec2011- March 2014

Position: SOA Admin

Responsibilities:

Installing and Configured SOA Suite, WebLogic 10.3.6 Servers, WebLogic Portal Servers, Oracle Service Bus Domains and Clusters.

Experience in setting of High Availability and clustering for Oracle SOA suite.

Experience in webserver environments such as Apache, Tomcat, Sun One Web server, Oracle .

Involved in maintenance of production SOA instances.

Worked as Administration, maintenance, support and scaling of Application Servers (WebLogic, Tomcat etc.).

Experience with Web logic portal 10.3.1.

Handling all the aspects of Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying application, AIA ESB and BPEL integration, Administration and Performance Tuning and Maintenance of Web Logic Servers.

Installed and configured the high availability setup for fusion middleware. This includes setting up oracle WebLogic servers in a cluster and oracle HTTP servers, to point to them and configuring the web servers with a load balancer.

Configuring database entries and monitoring all of the databases using Oracle Enterprise Manager (OEM).

Monitor and manage SOA Components by using the Oracle Enterprise Manager, Fusion Middleware Control Console to perform administrative tasks.

Extensively used verbose GC for garbage collection and tuning heap size to reduce memory leak.

Experience with Oracle Access Manager (OAM) SPECIAL SKILLS, (OEM) Oracle enterprise manager, (OIM) Oracle Identity Manager and SOA. Analytical and problem solving skills Developing andor creating new or more effective ideas, approaches, etc.

Configuring SOA composite application resources, Configuring JMS Server and its modules on SOA and OSB.

Worked with with implementation and integration with Oracle BAM.

Worked on upgrading the environment from WebLogic 8.1/9.2 to 10.0MP2 and 10.3.

Worked on Certificates generation and installation using OpenSSL and Key tool.

Worked on CHYI JBOSS.

RCU usage and deep understanding, and Maintaining Oracle Service Bus (OSB).

Loggings in servers, component engines and composites levels.

Strong knowledge and working experience on Optimization and performance tuning techniques.

Handling application deployments into DEV, Test, Performance and Production Environments.

Experience with IDM and access management and directory servers.

Provided 24/7 basis on call support for production.

Experience in Virtual Machine technologies like OVM.

Experience in Cluster Management, setting up Node Managers, Admin Servers.

Experience in webserver environments such as Apache, Tomcat, Sun One Web server, Oracle IPlanet Web Server, and IIS.

Building and deploying Unix/AIX/ANT scripts.

Client: US Steel, Philadelphia July 2010-Dec 2011

Position : Weblogic Admin

Responsibilities:

Experience in performance tuning of Oracle SOA suite.

Worked in a diverse team of Integration developers, Architects and DBAs in designing and deploying SOA solutions for the client.

Implemented and integrated the business logic in PLSQL packages using Database Adapters in different BPEL Processes.

Setting up the cluster environment for WebLogic Server integrated with multiple workflows.

.

Configured LDAP using Sun ONE Directory Server for user authentication.

Regularly involved with troubleshooting, debugging, script building, automation innovation, monitoring, develop document and procedures, etc.

HA & DR: Build SOA infrastructure that is high available (HA), Clustered and Disaster Recovery (DR) ready.

Managing SOA Composite Applications

Diagnosed Problems with SOA Composite Applications.

Install and configure Tomcat, apache web servers.

Perform High Availability, Scalability and Disaster Recovery (DR) tests.

Development Support: Work with development teams in their project developments, testing, deployments, and maintaining codes and processes, and debugging application issues.

Configured and setup Secure Sockets Layers (SSL) for data encryption and client authentication.

Cross platforms: Extensively work with global infrastructure engineering and support teams (OS, Network, and Security, applications, databases and various endpoint-connections) and third party vendors for project and production support.

Worked on Tuning the Weblogic Application Server, Applications and WebServers by changing the Heap Size parameters and tuning JVM’s Garbage Collector.

Deployed the applications on multiple Weblogic Server instances and maintained Load balancing, high availability and Fail over for the servers.

Troubleshoot hardware and software problems, and interact with IT staff or vendors in performing complex testing, support and troubleshooting functions.

Client: T-Mobile, Washington November 2008-June 2010

Position: Web Logic Engineer

Responsibilities:

Configured and administered Web Logic server with Oracle9i/10g database.

Implemented and integrated the business logic in PLSQL packages using Database Adapters in different BPEL Processes.

Setting up the cluster environment for Web Logic Server integrated with multiple workflows.

Perform High Availability, Scalability and Disaster Recovery (DR) tests.

Technical Documentation: Create standard configuration settings and procedures for all layers of the technology stack.

Monitor and manage web logic Components by using the Oracle Enterprise Manager, Fusion Middleware control to perform administrative tasks.

Plan and perform environment refresh, upgrade, patching, change management and release manage-ment duties for weblogic Middleware application stack.

Experienced with supporting multiple applications and meeting SLAs for uptime and availability.

Define and plan maintenance activities and ensure application availability and usability. Develop maintenance procedures.

Experience of installing and managing OC4J app server with SOA 10g

Maintain all configuration files, including: logs, security, all types of adapters, endpoint connections, data sources and connection pools, build, deployment, environment files, etc.

Deploy applications and processes using IT Governance, command line, Ant scripts and console.

Develop and Maintain deployment procedures and workflows.

Client: Maytas Ltd, India June 2007-July 2008

Position: Web engineer

Responsibilities:

Installing, configuring and administering of WebLogic, WebSphere MQ middle ware. Installed and configured I-Planet, Apache, Tomcat, MQ and LDAP Server and integrated with WebLogic Application server.

Developed UNIX Shell, SQL, and PL/SQL scripts for day-to-day system, data and database administration tasks.

Configured and deployed applications in various work environments like Development, Test, Certification and Production.

Monitored the performance using BMC PATROL in a Production and Quality environment.

Configured of JDBC connections and data sources with Oracle database server 8.x troubleshooting and fixing up problems.

Configured LDAP using Sun ONE Directory Server for user authentication.

Produce implementations plans in MS project and Excel for installing and configuring the applications for new releases and for maintenance events.

Configuring and Maintaining the Web logic and CSS Load balancing Clusters.

Maintained Queues, Topics, in Web logic JMS Server.

Monitor the Web logic Execute Queues, JMS Queues.

Server log and Domain log monitoring, Application Deployment, and performance tuning of WebLogic. Setting the JVM parameters like maximum and minimum heap size in WebLogic startup scripts.

Provide 24/7 on-call supports for critical business applications which handle a million transactions per hour through out their life cycle, which included development, testing, break fix, L&P testing and production environments. Monitored the database (data tables and error tables), Web Logic, CORBA, tuxedo error log files and application error log files to track and fix bugs.

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