Rajasekhar Katari

Rajasekhar Katari
Mob: 91+9600158149
Email: sekhar.was8@gmail.com

Professional Summary
• I have 7.7 years of experience in IBM WebSphere Application Server Administration on various platforms like Windows and Linux.
• Technical abilities include installations, configurations, and technical support.
• Strong management and administration skills in providing installation, configuration, troubleshooting, backup and recovery in multiple Application and Web Servers highlighting IBM WebSphere Application Server and IBM HTTP Server.
• More than four years of exp in handling a large environment with more than 3000 Websphere installed server with 1000+ applications hosted.
• Currently involved in migration of applications from WAS 8.0 to 8.5
• Experienced in setting up Dev, QA, Pre-Prod & PROD environments with all the components and making the required configurations.
• Experience in Installing Upgrade Fix Packs.
• Experience in 24X7 on-call production support and troubleshooting problems for Critical tickets.
• Team Player, able to work with a new and fresh perspective on work assignments, good in debugging, creative and keep updated with latest technologies w.r.t middleware.
• Implemented HORIZONTAL and VERTICAL cluster.
• Provide support for all Incident tickets on all AIX and Linux servers that escalated by WAS L2 team.
• Implemented & Renewed Web SSL certificates.
• Worked with IBM by setting up a PMR whenever required.
• Knowledge about Websphere Message queuing
• Created documents for the WAS L2 team to help them handle repetitive issues and standard changes.
• Experience in handling activating DR servers.
• Experience in raising PMR with IBM.

Experiences
Working as a Senior Consultant for Ford Motor Company, Chennai from July 2016 Till Date
Working as a Senior Administrator for Wipro Technologies, Bangalore from Dec 2015 Till July 2016
Worked as a Senior System Engineer for Getronics Solutions India Pvt Ltd, Chennai from Dec 2011 to 6th of Dec 2015
IT Skill Set
Middleware: Websphere Application Server (8.0, 8.5) & Weblogic
Web Servers: IBM HTTP Servers 8.x
Operating Systems: SuseLinux & Windows Server '12
Application Servers: IBM WebSphere Application Server 8.x and 8.5
Monitoring Tools: HP Site Scope, Dynatrace and Wily Introscope
Ticketing Tool: BMC Remedy, Request Center and service now
CI/CD: Jenkins (Basic Settings)
Virtualization: Docker
Build tools: IBM Udeploy
Version Control Tool(s): Git (Github)
WebSphere Administrator,
Project: FORD, US (July 2016 to till date)
Contribution :
 Responsible for all Administrative tasks including WebSphere Application Server configuration which includes components like WebSphere Application server, IHS web server.
 Ensure every ticket is being walked from inception to satisfactory completion in the shortest possible time, with the best quality of response.
 Building WAS Sites for new Applications And configuring SSL for the Applications.
 Handling Change Controls on twice in a week During Change Windows.
 Monitoring URL Monitors / Server Monitors.
 Looking for client questions/requests in tickets and ensure they get followed up on promptly.
 Installation, Configuring, Upgrading and troubleshooting the WebSphere Application Server.
 Installed IBM HTTP Server on different nodes and configured them by generating the plug-in.
 Responsible for deploying, monitoring application, log files and provided information to the developers.
 Creating/Managing Projects in Jenkins
 Managing GitHub Organization(Version Control)
 Single Click Code Deploy to Production Environment.
 Work with development team for planning on the server for new projects and current project facing any issues

WebSphere Administrator,
Project: CARDINAL HEALTH, US (Dec 2015 –July 2016)
Contribution :
 Responsible for all Administrative tasks including WebSphere Application Server configuration which includes components like WebSphere Application server, IHS web server.
 Ensure every ticket is being walked from inception to satisfactory completion in the shortest possible time, with the best quality of response.
 Building WAS Sites for new Applications And configuring SSL for the Applications.
 Handling Change Controls on twice in a week During Change Windows.
 Creating Documents for the Known issues / New issues / New process etc for Employee reference.
 Work On simple Scripts to reduce the Repeated Tickets.
 Monitoring URL Monitors / Server Monitors.
 Looking for client questions/requests in tickets and ensure they get followed up on promptly.
 Installation, Configuring, Upgrading and troubleshooting the WebSphere Application Server.
 Installed IBM HTTP Server on different nodes and configured them by generating the plug-in.
 Responsible for deploying, monitoring application, log files and provided information to the developers.

WebSphere Administrator,
Project: Ford US (Dec 2011– Dec 2015)
Contribution :
 Responsible for all Administrative tasks including WebSphere Application Server configuration which includes components like WebSphere Application server, IHS web server.
 Ensure every ticket is being walked from inception to satisfactory completion in the shortest possible time, with the best quality of response.
 Working on OS Related Issues on HP Unix Servers.
 Working with the Network Team for Network Ports / DNS Entries / Network Related Issues.
 Building WAS Sites for new Applications And configuring SSL for the Applications.
 Handling Change Controls on twice in a week During Change Windows.
 Working on Backup Failure issues for WAS Owned Servers.
 Creating Documents for the Known issues / New issues / New process etc for Employee reference.
 Perform BMR Recovery for OS Crashes.
 Work On simple Scripts to reduce the Repeated Tickets.
 Monitoring URL Monitors / Server Monitors.
 Working on Site Decomission for Applications that are not used any Further.
 Work on Application Migrations.
 Looking for client questions/requests in tickets and ensure they get followed up on promptly.
 Ensuring that warnings generated by monitoring are responded to in a timely manner.
 Ensuring that all components are at supported levels.
 Ensuring that any inventory repository is up to date for all supported components.
 Ensuring that all documentation necessary for the support of those components is up to date and is accessible to all who may require it.
 Installation, Configuring, Upgrading and troubleshooting the WebSphere Application Server.
 Installed IBM HTTP Server on different nodes and configured them by generating the plug-in.
 Responsible for deploying, monitoring application, log files and provided information to the developers.
 Federated multiple nodes to a deployment manager.
 Deployment of EAR & WAR files on WebSphere Application Server and Network Deployment Manger.
 Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling.
 Involved in Creating and Managing the Nodes, Application Server’s and Clusters.
 Trouble shooting various problems in different stages.
 Enabling SSL Security in Web Environments for IBM HTTPServer & WebSphere application Server.
 Configuration of Websphere Application Server to external database DB2
 Configuring Server for LDAP security.
 Configured and Enabled the Global Security System for WAS Administration for Console users and Console Groups using Active Directory Server as a LDAP User Registry.
 Responsible for setting up user access and set up control for specific resources.