Websphere/middleware Administrator Resume
Memphis, TennesseE
SUMMARY
- 7 years of experience with WebSphere Application Server System Installation, Configuration, Deployment, Administration and Production Support on systems like AIX, Linux and Windows NT environment with different versions of WebSphere Application Server.
- Involved in creating and configuring profiles, clusters, nodes, node agents for WebSphere Application Server.
- Implemented Fix packs on IBM HTTP server and Experienced in migrating the applications fromold to latest version of IBM WebSphere like Application server, Process server, and Portal server.
- Implemented the Work Load Management using clustering.
- Managed the configurations for IBM WebSphere UNIX environments supporting development, testing, deployment, and maintenance.
- Created Clusters and instances in WebSphere Network Deployment to support high availability, fail over and implemented horizontal clustering.
- Experienced in Troubleshooting application related issues using log files, UNIX by interacting with Development team.
- Experienced in Installation, Configuration and Administration of WebSphere MQ in IBM BPM machines.
- Experience in Deployed enterprise J2EE applications on WebSphereApplication Server that involves EAR, WAR, JAR using scripts and manually deployed enterprise java applications on server.
- Experience in integrating WebSphere Application Server and Deployment manager with IBM Http server, IBM Directory Server, Sun ONE Web Server, Oracle, DB2 and SQL servers.
- Configured Adminconsole security on WebSphere and creating users with various roles to access the WebSphere admin console - users and groups and added them in LDAP Console Groups using Admin console.
- Experience handling Workload Management (WLM) of WebSphere Application Server using clustering.
- Knowledge in Front End development technologies like HTML, CSS including handling any browser issues in various browsers like Mozilla, Chrome, Internet Explorer.
- Experience collaborating with application development teams, QA teams and various cross-functional infrastructure teams
- Installed, configured and managed the LDAP servers which act as Authentication server for UNIX environment.
- On-call Production Support (24x7) to various Application and Web servers, Database,MQ series.
- Experience on UNIX shell scripts to automate various administrative, configuration and maintenance tasks in WebSphere, WebLogic.
- Experience in design analysis, application development, debugging, testing of the various phases in SDLC.
- Involved in tuning, security, backup, recovery and upgrades of WAS on IBM AIX, Linux (RedHat&SuSE) and windows.
- Strong experience doing POCs, writing documentation on various procedures/tasks, giving presentations to team members and mentoring junior team members.
- Work effectively independently or as part of a team.
- Team member with excellent inter-personal skills and ability to multi-task in a dynamic environment.
TECHNICAL SKILLS
Web Technologies/Scripting: JSP, Servlets, XML, Unix Shell scripting, JACL, JYTHON, HTML, CSS, PHP, Java Script.
Networking Protocols: TCP/IP, SOAP, SSH, SSL, HTTP/HTTPS, FTP, SFTP.
Web/Application Servers: WebSphere Application Server ND, XD v 8.5/8.0/7.0/6.1/6.0, Tomcat, Apache, WebSphere MQ 6.x/7.x, IBM HTTP Server 8.0/7.0/6.1/6.0. x, Oracle WebLogic Servers 8x/9x/10.3/11g/12c
Databases: MS Access, Oracle /9.0/10/11g, DB2, MS SQL Server 2000
Operating Systems: Windows, IBM AIX, Red Hat Linux 6.0/7.x, Sun Solaris.
Monitoring tools: IBM Service Assistant(ISA), Splunk, Dynatrace, AppDynamics, ITCAM.
Load Balancers: F5, Radware
Programming: C, C++, Java, ASP.NET, J2EE, SQL
IDE/Tools: SQL Plus, Java Server Pages, WSAD, Swing, Test director, Visual Basic 5.0/6.0, Developer 2000
PROFESSIONAL EXPERIENCE
Confidential, Memphis, Tennessee
WebSphere/Middleware Administrator
Responsibilities:
- Responsible for Installing, configuring and supporting Web Sphere application server 8.0, 8.5 on AIX, LINUX and Windows.
- Accomplished Work Load Management by creating Clusters.
- Configured and Enabled the Global Security for WAS Administration Console users and Console Groups using Active Directory Server as a LDAP User Registry.
- Installed and configured CA SiteMinder. Installed and configured Policy server, directory server, policy store DSA, WAMUI (SiteMinder Administrative UI) and registered WASUI.
- Deployed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WebSphereadmin scripts
- Configured web services security by setting up policy sets, client bindings, trust anchors etc and mapped policies to the applications.
- Developed scripts for accessing remote Admin Servers, cleaning up logs during back-ups.
- Participated in Disaster Recovery testing annual exercise for Middleware Supported environments.
- Used Nagios, Splunk and Nastel as the monitoring tools.
- Experience with installation of IBM MQ Series v6.x/7.x and 8.x in Unix.
- On call 24/7 for production support related issues for WebSphere Application Server 7.0 and WebSphereMQ 7.0.
- Installed WebSphere Application Server 8.0/8.5 ND and created profiles on Linux, AIX 6.1x, Solaris 10 and Windows platform.
- Support MQ queue managers and objects running on UNIX and Windows operating systems support distributed queue management.
- Configured SSL Certificates for IBM Http Server using Ikeyman utility provided with the Http Server.
- Wrote shell script for SDN installation on dev/testing and production servers to make the work easier and faster.
- Environment: IBM WebSphere Application server ND 7.x/8.x, IBM HTTP Server 6.x/7.x/8.x, IBM Tivoli Directory Server 7.x, IBM WebSphere Portal Server 6.0/6.1, IBM WebSphere MQ, Weblogic 11g/12c, TAM, Python, Unix Scripting, Dynatrace 5.6/6.1, AppDynamics 4.0.x, IBM Support Workbench.
- Client: SPLUNK Inc, San Francisco, CA
- Role: WebSphere/Middleware Administrator
- Responsibilities:
- Installed configured and maintained, Web Sphere Application Server V8.x, 7.5 and created cells, Deployment environments, Server, Clusters profiles and made the Application secured according to the company and customer standards on Windows.
- Configured connection pools, data sources for JDBC connections on Tomcat and Oracle WebLogic based servers.
- Several MQ Series Servers are integrated using the Point to point channels and Cluster Channels.
- Configured various metrics, thresholds, alerts, dashboards and reports in Dynatrace and ITCAM.
- Configured multiple deployment environments in Process Server cells with Golden topology (with application, messaging and support clusters)
- Created MQ Series Objects like Queue Manager, Queues and Channels etc.
- Troubleshoot and fixed various WebServices issues both SOAP/REST relating to Authentication/Authorization, WSDLs, XSDs and request/response messages.
- Used Webmethods for mapping data between formats and communication between systems.
- 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.
- Used AppDynamics Performance tools for monitoring and tuning the WebSphere environment (JVM heap size, data base connection pool size, etc).
- Used Unix Scripting to file manipulation, program execution.
- Instrumented JVMs in WebLogic/WebSphere/Tomcat/Apache web server and IIS with Dynatrace and ITCAM as needed.
- Experience in implementing LDAP, OID security models using Netscape server.
- Worked on Configuring channel secure Site Minder with Webservers and Weblogic Applications.
- Strong experience in creating and configuring domains in Cluster Environment for high availability and load balancing.
- Strong communication and interpersonal skills.
Environment: BPM 8.0/8.5, WebSphere 8.5.x, DB2 10.x, IBM TDS 6.5, IBM HTTP Server 8.x, Unix Scripting, Perl scripting, Jython scripting, Remedy, SharePoint, Splunk, Dynatrace, AppDynamics, IBM Support Workbench, JIRA, ITCAM AD 7.x, ITCAM SOA 7.x
Confidential, Sacramento, California
WebSphere Administrator
Responsibilities:
- Installed WebSphere Application Server 7.x/8.x, Tomcat Server and WebSphere Service Registry and Repository (WSRR)/Business Space, Mule ESB, Wesphere MQ's in Dev/QA/Prod environments, Deployed applications in all the environments.
- Implemented the Clustering Topology that meets High Availability and Failover requirement for performance and functionality.
- Created profiles using Profile Management Tool Wizard and silent profile creation (through response files).
- Mentored development and support teams on WAS operation and problem determination.
- Worked with delta repository to track before and after configuration changes in WAS 8.0
- Experience in resolving Channel issues and Cluster issues by the diagnosing the problem from various logs i.e. MQ error logs, JMS logs and trace files.
- Recommended and used hybrid clustering (horizontal and vertical) to make use of efficient resources on a single system and to provide for hardware failover and load-balancing and worked with developers.
- Developed logical security application architecture integrating WebSphere Application Server, WebSphereMQ, Sun ONE Web Server, iPlanet LDAP Directory Server and implemented Single Sign-On security.
- Generated and created SSL keys and certificates and configured Apache tomcat server to use the SSL communications.
- Worked oracle Fusion middleware software like Oracle Access Manager 11g.
- Installed SSL certificates on the web servers.
- Made use of Cross Component Trace(XCT) which enables the correlation of log and trace entries created by multiple threads or processes on behalf of the same request in WAS 8.0.
- Regenerated and configured Web Server plug-in for the IBM HTTP server 6/7.
- Involved in server log and domain log monitoring and application deployment of WebSphere Application server
- Configured JDBC drivers and data source on WebSphere.
- Involved in preparing documentation and supporting procedures.
- Development using IBM WebSphere Application Server and IBM WebSphere Studio Application Developer (JSP, Servlets, Java Beans) and development with DB2.
Environment: IBM Web Sphere Application Server 7.0/8.0, IBM WebSphere Portal 7.0/8.0, WebSphere MQ 6.x,7.x, Windows 7/XP, IBM HTTP Server 7.0/8.0, 7.1/6.1 AIX, 7.0/6.0 Linux, DB2, Oracle 11g, Sun One Web Server, Apache Tomcat HTTP Server, Apache Web Server and IIS.
Confidential
Jr. WebSphere Adminstrator
Responsibilities:
- Design, implement, solve major issues and manage multiple systems in business critical production environments.
- Design overall Framework for different Middleware/SOA Environments including WebSphere Application Server 5.x/6.x, Open LDAP, SUN One Directory Server 5.2, IBM HTTP Server v2.x/v6.x & WebLogic Server 8.x/9.x.
- Extensive experience in deployment and optimization of Enterprise Applications in a clustered and non-clustered environment using IBM WebSphereApplication Server.
- Perform installation, configuration and administration of WebSphere Application and Portal Server in Windows/UNIX platforms.
- Configured the tuning parameters like JVM heap size, Connection Pool Settings, Web Container threads, log sizes, caching for optimized Performance of WebSphereApplication Server.
- UNIX tools installation and configuration.
- Lead the migration of applications from WebSphere Application Server 5.1.x to WebSphere Application Server 6.0.2/6.1
- Setting up Virtual Hosts on the Web server, configuring aliases and re-write rules.
- Created JDBC connections to database like SQL, Oracle 10i and Involved in the administration of databases.
- Write Python\Ant \Shell scripts for deployment of Application and configuration in WebLogic Application Server.
- Implemented WASGlobal Security and LDAP configuration.
- Used Resource Analyzer and Log Analyzer for performance tuning and troubleshooting.
Environment: IBM WebSphere MQV5.x/6.x/7.x, IBM WebSphereApplication Server 6.x/7.0/, WebSphereProcess Server 7.x, IBM Http Server v6.1, Apache Webserver, Sun One oracle Directory Server, SOLARIS, Java, XML, JDBC, Oracle 10g, Shell, Jython Scripting and wsadmin.