SUMMARY

• Technical Lead with 14 years 8 months of work experience in Retail, Pharmacy and Telecommunication Industry Processes Systems / Solutions. extensive experience in middleware technologies, application development, implementation and production support.
• Expertise in installation, configuration and administration of IBM WebSphere Application Server ND/6.x/7.0/8.x, IBM HTTP Server, IBM WebSphere plugins and Apache V2.x Web Servers.
• Strong knowledge on Ansible and Jenkins for Automation deployments.
• Installation and configuration SAML on WebSphere to configure Single Sign on.
• Successfully implemented WLM using cloning and clustering techniques including Horizontal and Vertical Cloning for fail over and backup/recovery processes.
• Hands on experience in deploying, testing and support of full life cycle implementations of various J2EE/Internet/Intranet and distributed applications.
• Experienced in applying Refresh packs, Fix packs, Cumulative Fix packs for various versions of WebSphere application server, IBM HTTP Server and plugins.
• Expertise in configuring/creating JDBC Data source connections and WebSphere JMS/Queue connection factories, queue destinations and Listener ports for MDB’s.
• Expertise in generating CSR's and getting them certified by CA (VeriSign, Entrust, Cybertrust etc.).
• Expertise in GSKit commands for creating key stores and trust stores and other SSL related functions.
• Expertise in Shell scripting, Jacl and little knowledge on Jython Scripting.
• Excellent working skills in optimization and analyzing of Enterprise Applications using tools like Tivoli Performance Monitor/WAS Resource analyzer and Garbage Collector Tool, Memory Dump Diagnostic Tool.
• Excellent skills on troubleshooting and problem determination of WebSphere/ System/ Network related problems including monitoring, capacity planning and maintenance by providing 24X7 support on call for all mission critical applications.
• Working knowledge of industry standard development practices and concepts. (J2EE, EJB, JDBC JMS, Java, JavaScript, Servlets/JSP, XML, XSLT, SOA, Web Services).
• Experienced in DNS, LDAP, FTP, Remote Access, Security Management and System Troubleshooting skills.
• Over 4 years of direct client interactions experience and strong co - ordination with Business Owners, Offshore team.
• Experience in managing and leading team size of 10+.
• Excellent analytical and problem solving skills and a team player with strong interpersonal and communication proficiency.
• Good exposure and working knowledge on F5 load balancer.

TECHNICAL SKILLS

Web/App Servers: WebSphere Application Server 6.x/7.x/8.x, WebSphere portal Server 5.1/6.0, WebSphere XD 6.0/6.1, IBM Http Server 6.0/7.0/8.x,IIS, Apache Web Server, Tomcat

Operating Systems: IBM AIX (5.1/5.2), Linux, WINDOWS 2K, HP-UNIX

Programming: C#, ASP.NET,ASP, Java, J2EE, C++, C, VB, HTML, DHTML, XML.

Scripting: JACL, WSADMIN, Shell Script, Perl, JavaScript, VBScript, CSS.

Databases: Oracle (8i/9i), DB2 MS SQL Server.

Networking: TCP/IP Protocols, DNS, Active Directory, F5 Load balancer

Frame work: .NET

DevOps: Ansible,Jenkins

PROFESSIONAL EXPERIENCE

Confidential, AR

WebSphere Admin

Responsibilities:

• Involved in planning, design and implementation of several e-business application hosting and working knowledge in most of the following areas: EJB, JSP, Servlets, Logging mechanism (ex, Log4J), XML, JMS, JDBC
• Installed, configured and maintained IBM Http Server, WebSphere Application Server Network deployment (7.0/8.x), created profiles using profile creating Wizard and silent profile.
• Install IM,WAS and create profiles using ANSIBLE modules and Jenkins
• Enabled Performance Monitoring Service (PMI) to collect JVM statistics and garbage collection data for monitoring the heap and physical memory in Web Sphere for large distributed applications.
• Complete the new update of all expiring SSL certs with research and renewal process, update the includes files.
• Configured WebSphere resources like JVM heap settings, JDBC providers, JDBC data sources, connection pooling, virtual hosts, Global security and SSL
• Worked extensively on the Implementation of LDAP Server, and Global Security to provide a comprehensive level of security
• Installation and configuration of SAML on WebSphere to enable the Single sing on.
• Generated http plug-in config and updated webserver plug-in after deploying applications in a clustered environment.
• Troubleshooting Admin Server start-up issues, memory leaks, Java code defects after deployment and class path issues.
• Involved in backup and recovery of WebSphere configurations using backupConfig and restoreConfig tools.
• Good experience in installing and configuring Webserver JBoss, Apache.
• Good experience in installing and configuring Tomcat application server.
• Create and configured the proxy setting, vhost for Apache server, IHS server.
• Worked with Network team to setup the virtual on Load Balancer.
• Strong experience in working with server teams and understanding of server configurations for Large J2EE applications.
• Good working knowledge of configuring clustering and F5 load balancing.
• Installed JDBC drivers and created the data sources and configured the parameters of the connection pool.
• Enabled SSL security between Websphere Application server and IBM HTTP Server. Monitor the Expiration on Certificates and update them before they expire.
• Good experience in HTML, UI, CSS and Java-script.
• Strong understanding and working with database systems i.e Oracle, SQL Server, DB2.
• Strong experience with configuring, installing and administration of ESB products such as IBM WebSphere ESB.

Confidential

WebSphere Admin

Responsibilities:

• Installed, configured and maintained IBM WebSphere Application Server ND 7.x/6.x, IBM HTTP Server 6.x on RHEL, AIX 5.3 and Solaris platforms.
• Performed Tuning by implementing Workload Management (WLM) and setting up various parameters in Web server.
• Worked on defining and configuring Application Servers, Virtual Hosts, Web Resources, JDBC Drivers, Web Applications, Servlets, and Servlet Engines-as well as deployment of EJB’s across multiple instances of WebSphere.
• Configured JMS Provider using WebSphere MQ.
• Implemented the Clustering Topology that meets High Availability and Failover requirement for performance and functionality.
• Integrated and deployed Enterprise J2EE applications on WebSphere ND 7.x/6.x that involves EAR, JAR, WAR files
• Involved in server log and domain log monitoring and application deployment of WebSphere Application server.
• Log rotation of web and application server logs on a daily basis.
• Enabled Global Security feature by configuring LDAP as user registry and LTPA with Single Sign On for authentication and authorization privileges.
• Worked with the IBM Tivoli Workload Scheduler.
• Good experience in Installing and Configuring Webserver JBoss, Apache.
• Enabled SSL and was responsible for installing the certificates and configuring them in the IBM HTTP Server.
• Installed SSL certificates on the webserver using ikeyman tool.
• Managed Security and Performance optimizations for IBM WebSphere, IBM HTTP Server.
• Troubleshooting on issues such as out of memory, memory leaks, session replication and federation of nodes and synchronization of nodes with Network Deployment Manager.
• Ability to work on on-call duties 24/7.

Confidential

WebSphere Admin

Responsibilities:

• Involved in planning, design and implementation of several e-business application hosting.
• Administrated, installed, configured and provided technical supports on IBM WebSphere Application Server 7.0/6.1/6.0, 5.1, 5.0, on AIX, Solaris and Linux in UNIX.
• Installed and configured WebSphere Application Server, cumulative fix packs, JDK fixes, JVMs, etc to new environment.
• Created and configured clusters having multiple vertical and horizontal clones, configured and tuned JVM parameters, class path settings, virtual hosting and session management.
• Configured JDBC providers, Data sources, connection pool etc, for Oracle, DB2. Involved in troubleshooting many database issues and worked with DBA to fixing those issues.
• Configured WebSphere MQ JMS provider that provides J2EE connection factories for making connections to MQ queue and destination.
• Setting up environment for application packaging and deploying Enterprise Application Archive (EAR), Web Application Archive (WAR) in WebSphere on Development, QA, UAT and production environments.
• Developed shell scripts, JACL, Jython and ANT scripts to automate the WebSphere Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state)
• Enabled Performance Monitoring Service (PMI) to collect JVM statistics and garbage collection data for monitoring the heap and physical memory in WebSphere.
• Involved in RCA (Root Cause Analysis) and advanced trouble shooting techniques including profiling.
• Analyzing, performance tuning and troubleshooting WebSphere components, using Tivoli Performance viewer, Log analyzer and Thread analyzer.
• Administrated, installed, configured, monitored, troubleshoot and provided technical supports on several Web Servers such as IBM HTTP Server (Apache/Tomcat) 1.3.26, 2.0.42.1, 2.0.47.1, 6.0, on AIX, Solaris production, staging and development servers.
• Installed and configured VeriSign Secure Socket Layer (SSL) and Self-signed certificates in Web Servers.
• Provided 24x7 application/infrastructure production supports.