Bhargav Surapaneni

Mobile: 8135086350

Email: bhargavsrpn@gmail.com

 

 

Professional Summary:

 

§ 9 years of IT experience in the areas of infrastructure design, planning, implementation, and support of enterprise based distributed applications.

§ Expertise in Installing, Configuring, Administering, Tuning and Troubleshooting of Weblogic 9.1/10g/11g, IBM Websphere Application Server ND 6.x/7.x/8.x/8.5.x, Websphere liberty profile 8.5.5.x, Websphere CE 3.x, Tomcat 6.x, Apache webserver 2.x, IBM Http Server 7.x/8.x.

§ Very strong shell/python scripting experience having worked on automating administrative activities in weblogic/websphere.

§ Build, configure, debug and support SOA Suite components such as Oracle Service Bus 10g.

§ Configured Node Manager to handle start/stop managed servers from admin console, restart failed managed servers.

§ Strong technical expertise in Weblogic Installation, patching using bsu, support, work load management and performance tuning.

§ Worked on upgrading Weblogic from 10g to 11g using weblogic.Upgrade utility.

§ Worked on automating Weblogic/Websphere application server admin activities using Shell/Jython scripting (wsadmin/wlst) which reduced the turnaround time and resulted in cost saving for the client.

§ Expertise in Administration and Troubleshooting of IBM Websphere Community Edition, Tomcat.

§ Experienced in applying fix packs for WAS using Update Installer and IntallationManager.

§ Worked on migration of Websphere Application Server Network Deployment 7.0 to 8.5.5.x. Created wrapper scripts to handle multiple dependencies and smoothen the migration process which resulted in cost saving for Client.

§ Worked on Websphere application server configuration migration and cloning using BMA Middleware Automation 8.7 patch 9.

§ Used BMC MA to capture configuration snapshots and compare environments.

§ Experienced in Installing, configuring and administering Web Servers like IBM HTTP Server (IHS) and Apache.

§ Building highly available, scalable, redundant, high throughput WebSphere Application Server/Weblogic environment systems using clustering.

§ Experienced in working with CA SiteMinder for authentication and authorization.

§ Installed, configured and integrated Webservers (plug-in file), SiteMinder agent and LDAP user directory with Weblogic and WebSphere Application Server.

§ Configured and secured Web Server interface, session management, virtual hosts, WebSphere resources, J2C resources and connection factories.

§ Sound understanding of application server components such as JDBC, JMS, Security (SSL, Authentication).

§ Worked on Application Server troubleshooting scenarios such as Out of memory, Slowness, hangs, crashes and debugging bottlenecks in resource pools by analyzing thread dumps, Heap Dumps, GC logs using tools such as Samurai/IBM thread analyzer, MAT/ IBM Heap Analyzer, and Memory Diagnostic Tools.

§ Worked on analyzing AWR reports to determine performance issues with Oracle database.

§ Deployed applications in WAR, JAR, EAR, in Domain and Clustered environments

§ Monitored application log files, Application Server Performance, Servlet Status, Active Sessions and DB Pool connections.

§ Worked with Edge Components Failover (Active/Standby), HTTP Server Failover (Active/Active), Web Container Failover, EJB Container failover, Session Affinity, Session Persistence.

§ Strong technical knowledge in Application Server implementation, support, workload management and performance tuning, Web server setup, including complex secure sockets layer (SSL) configuration on IBM HTTP Server.

§ Used various tools such as Wily Introscope, AppDynamics, Tivoli Performance Viewer, and PTT for performance monitoring and tuning of JVM parameters heap sizes, GC policies, thread counts, JDBC.

§ Worked on configuring Wily agents for application server monitoring.

§ Worked on installing controller for AppDynamics and configuring JVM, machine and database agents for end to end application monitoring.

§ Experienced in building dashboards in AppDynamics using various performance metrics, setting up alerts and actions to remediate performance issues.

§ Worked on installation of Splunk 6.x, setup forwarders, indexer/search head clustering, develop dashboards and setup custom alerts.

§ Experienced developing Splunk queries and dashboards.

§ Worked on customizing Splunk for Monitoring, Application Management and Security.

§ Created IBM Problem Management Records (PMR) to report WebSphere Application Server problems.

§ Created Oracle Service Requests to report Weblogic application server problems.

§ Strongly motivated and adept in learning new technologies.

§ Rich knowledge of ITIL process like Incident, Change, and Release Management. Good interpersonal skills: team player, able to establish positive relationships, patient, detail-focused.

§ Enriching exposure in Finance domain having worked with leading banking clients.

Education:

 

Bachelor of Technology in Electronics and Communication Engineering, Kakatiya University, April 2007

 

Certifications:

 

·  Oracle certified Expert in Weblogic Server 10g System Administration

·  IBM Certified technology associate in WebSphere Application Server Network Deployment V7.0, Core Administration

 

 

Technical Skills:

 

Application Servers:Websphere ND 6.x/7.x/8.x/8.5.x, Websphere liberty profile 8.5.5.x, Weblogic 9.1/10.0/11g, Jboss EAP 6.0, Websphere CE 3.0.0.3, Tomcat 6.x, Oracle Service Bus 10,

Webservers: IBM Http Server 7.x/8.x, Apache 2.0.x

Software Products:CA Siteminder, Adobe Live Cycle ES4, OpenOffice 3.4

Databases: Oracle, DB2

Scripting: Shell, Jython(wsadmin/wlst), Perl, VB

Operating Systems: Linux/AIX/Windows

Ticketing System: HP Service Manager, BMC Remedy, Service Now

Tools:BMA Middleware Automation 8.7 patch 9, AppDynamics 4.x, Splunk 6.x, Xpolog, Tivoli Performance Viewer, Wily Introscope, HP Diagnostics, IBM Heap Analyzer, IBM Thread and Monitoring dump analyzer, IBM PMAT for GC Analysis, Samurai.

 

 

Work Experience:

 

Citigroup Inc., Tampa, FL

Senior Middleware AdministratorJan 2014 – Till Date

 

·     Worked on installation, configuration of Weblogic 10.3/11g, Websphere ND 7.x/8.x/8.5.5, Websphere liberty profile 8.5.5.x, Tomcat 6.x, Websphere CE 3.0.0.3, Apache 2.x, IHS 7.x/8.x

·     Configure Web Server Plug-in and proxy/reverse proxy.

·     Integrate web server and Siteminder to provide SSO authentication.

·     Configure and administer application server settings related to JDBC, JMS, SSL and JVMs.

·     Configure Workload Management (WLM) using horizontal and vertical clusters.

·     Configuring SSL, importing certs using keytool commands.

·     Worked on deployment of JEE applications on Weblogic, WAS ND, WLP, Tomcat and WAS CE.

·     Worked on configuring nodemanager in weblogic.

·     Automated weblogic administrative activities using weblogic scripting tool(WLST).

·     Worked on Installation, configuration, Troubleshooting of Adobe Live Cycle ES4 for implementing html2pdf conversion functionality

·     Automated the deployment process in Websphere ND using wsadmin scripting which reduced the turnaround time for application teams and also resulted in cost saving for the client.

·     Worked on troubleshooting various application functional issues in coordination with development team.

·     Worked on debugging issues related to Application server functionality, hung thread scenarios, heap/native Out of memory issues.

·     Ensure monitoring and reporting on all hosted servers(Disk space, hung threads, memory usage etc)

·     Coordinate the configuration and management of network services such as DNS, Firewalls, SSL and VIPs.

·     Analyze Heap Dumps (HPROF, PHD), Thread dumps using various tools (Samurai, MAT, IBM HA, IBMTM) in determining root cause of OOM/Hung thread, performance issues.

·     Worked on upgrading Weblogic from 10.3 to 11g using weblogic.Upgrade utility.

·     Worked on developing wrapper scripts for migrating websphere application server 7 to 8.5.5.

·     Used BMC Middleware Automation 8.7 patch 9 for Websphere application server configuration migration and cloning.

·     Used BMC MA to capture configuration snapshots and compare environments.

·     Worked on setting up ApDynamics controller and install JVM, machine and DB agents for end to end application monitoring.

·     Configured Splunk for monitoring application server, webserver logs, Linux/AIX machine logs.

·     Worked with application teams in developing custom dashboards, setting up alerts as per their requirements.

·     Monitored performance to applications using Tivoli performance viewer, Wily Introscope and AppDynamics,

·     Worked on tuning various application server metrics such as heap sizes, GC policy, Connection pool size, thread pools etc. to ensure optimal response times and seamless performance.

 

 

Environment: Websphere ND 7.x/8.x/8.5.x, Websphere liberty profile 8.5.5.x, Weblogic 9.1/10.0/11g, Websphere CE 3.0.0.3, Tomcat 6.x, IBM Http Server 7.x/8.x, BMC Middleware Automation 8.7.9, Linux and AIX operating systems, Adobe Live Cycle ES4, CA Siteminder, LDAP, wsadmin, Shell and Jython scripting, Service NOW, AppDynamics, Splunk, Tivoli Performance Viewer, Wily Introscope.

 

 

 

Capital One, Richmond, VASep 2009 – Jan2014

 

Platform Engineer          Aug 2012 - Jan 2014

 

·     Installing and configuration of WebSphere ND 7.x/8.5.5 and IHS server in development, test and production environments.

·     Experienced in Setting up of Nodes, Data Sources, Virtual Hosts, including planning, installation and configuration of WebSphere Application Server ND 7.x, 8.5.5

·     Implement Security Policies, Enable Security on components and LDAP and SSL.

·     Develop scripts using wsadmin, shell, jython to automate various administrative tasks.

·     Perform complete end to end testing before rolling out the changes.

·     Document the changes whenever a new version of the tool is released.

·     Manage code, packages, artifacts and versioning in IBM ClearCase 6 repository

·     Roll out fix packs and upgrade versions of WebSphere and IHS.

·     Configure Websphere to work with IBM HTTP Server.

·     Work with IBM Support to assist in troubleshooting and resolving issues.

·     Work with multiple application teams to bring their systems into a unified platform and process.

 

 

 

Middleware Admin          Sep 2009 – Aug 2012

 

·     Manage and administer Weblogic Domains 9.1/10/11g, Websphere ND 7.x.

·     Build, configure, debug and support SOA Suite components such as Oracle Service Bus 10g

·     Configuring JDBC Connection Pools and JMS on weblogic/websphere.

·     Deploy applications in multiple Weblogic/WebSphere Servers and maintain Load Balancing, High Availability and Fail over functionality.

·     Importing proxy services and business services in OSB, configuring endpoint URLs, roles, users and groups.

·     Worked on debugging SSL connectivity issues.

·     Work closely with the development/testing team to identify and fix functional and performance issues.

·     Worked on upgrading weblogic from 9.1 to 11g.

·     Worked on debugging issues related to stuck threads, out of memory, performance.

·     Working knowledge of WLST command line interface to configure, manage and persist changes to Weblogic Server instances and domains, and monitor and manage server runtime events.

·     Verify the Change/Release requests submitted, review the release notes and deployment run book and check the rollback plan.

·     Provide appreciable customer support and maintain effective working relationship with client teams.

·     Record, analyze and manage resolution of incidents in line with Service Level Agreements for existing services.

·     Follow Incident management processes, escalate where necessary and deliver regular updates.

·     Participate in Release and Change management, ensure 24*7 availability of services.

·     Work in coordination with the whole team and ensure that the deliverables are not missed.

·     Automate routine activities using Unix Scripting.

·     SPOC for updating resolutions of incidents/any new processes in the knowledge base.

·     Preparing/publishing Weekly reports/Monthly reports with SLA parameters.

·     Actively involved in Knowledge sharing sessions.

 

Environment: Websphere application server ND 7.x, Weblogic 9.1/10.0/11g, Oracle Service Bus 10, DB2, Linux and Windows operating systems, HP Diagnostics, HP Service Manager, ClearQuest, wsadmin, Shell and Jython scripting.

 

 

UBS, Hyderabad, TG

Systems Engineer           Jun 2007 – Sep 2009

 

·     Deployed and configured java based applications in Weblogic 9.1

·     Take necessary action on the automated alerts which include warnings on Disk Space, spike in CPU usage.

·     Ensuring the incidents are resolved within the Service Level Agreements.

·     Follow Incident and Problem management processes, escalate where necessary and deliver regular updates. Participate in major incident management.

·     Record new processes thereby keeping the knowledge base up-to-date.

·     Managed Websphere production outages using ITIL based incident management procedures from first notification to resolution of service center trouble tickets.

·     Provided on-call service to troubleshoot applications on a 24/7 status to ensure prompt response.

 

Environment: Weblogic 9.1, Linux operating system, Peregrine, HP Service Manager, Shell and Perl scripting.