Responsibilities • Led L3 level support for HCL/IBM Domino servers, HCL/IBM LEI, HCL/IBM Notes Client, HCL/IBM Sametime.• Performed Lotus Domino Migration and upgradation of Domino servers from version 6.5,7,7.5,8,8.5,9.0.1 versions 10.0.1, 11, 12.0.1.• Developed a comprehensive plan for upgrading Domino Server environments from version 9.0.1 to 12.0.1• Migrated 12,000+ users and shared mailboxes from version 9.0.1 to 12.0.1.• Performed pre and post upgrade assessments to identify potential issues and plan for necessary mitigation.• Evaluated the current Domino Server environments to identify existing configurations, customizations, and potential compatibility issues.• Administering and performance tuning of databases for enhance and faster response time• Providing support to Application team and Developers working on ASP.Net, C#, .NET, Visual Basic,Java, Jason, JSF, HTML, DHTML and XML applications release and debugging coding issues.• Setting up required drivers for data extraction using Notes API, NotesSQL ODBC, JDBC and LEI database.• Providing support to developers for applications developed in Xpages, Java, Visual basic, Jason, JSF, HTML, DHTML and XML.• Provided minimal downtime during the upgrade process and performing necessary tests to ensure a smooth transition with zero impact.• Troubleshooting any post server upgrade issue and performing server health check on weekly basis.• Provided end-to-end support for client infrastructure, Production, and off-hours support.• Documenting the upgrade process and any issues encountered during the upgrade in a team room database• Provided clear information on the benefits of the upgrade and potential impact on users.• Provided technical solutions on day to day for end users and planned provision for trainings.

Responsibilities • Providing technical solutions related to Linux, Windows, IBM Domino, LEI, Sametime and TLS&SSL.• Performing server upgradation and migration, end to end support of client infrastructure. • Supporting Application Development team and performing debugging of the code and root cause analysis. • Involved Server support, Architect, Design and Build of infrastructure components, Software Development Life Cycle, Server Support and Capacity Management.• Providing On-call support, Weekend support and performing patch upgrades and hot fixes.• Renewing the SSL certificate and keeping the servers up to date with latest security updates• Working with complex server migration projects and collaboration teams for smooth execution. • Troubleshooting Server crash/hang/delay issues and documenting the root cause analysis.• Troubleshooting networking issues and performing a connectivity check and analysis.• Performing performance tuning of database for faster response time• Doing conference calls for escalated issues and preparing the reports.• Documentation of new issues and maintaining them in team room database.• Active involvement in Company Infrastructure growth and management.

• Led L3 level support for HCL/IBM Domino servers, HCL/IBM LEI, HCL/IBM Notes Client, HCL/IBM Sametime.• Performed web server Lotus Domino Migration and upgradation of Domino servers from version 6.5,7,7.5,8,8.5,9.0.1 versions 10.0.1, 11, 12.0.1.• Providing support to Application team and Developers on new release and debugging coding issues.• Troubleshooting any post server upgrade issue and performing server health check on weekly basis.• Provided end-to-end support for client infrastructure, Production, and off-hours support.• Documenting the upgrade process and any issues encountered during the upgrade in a team room database• Provided clear information on the benefits of the upgrade and potential impact on users.• Provided technical solutions on day to day for end users and planned provision for trainings.• Educating new team members with technical and process management.• Actively participated in Company Infrastructure growth and management.• Monitored system performance and addressed any performance-related issues promptly

Project Description: As a Senior Administrator provided support and services to internal HSBC server team and end users. • Administered Domino Server7, 8, 8.5, investigated server hang/crash issues.• Raised PMR with IBM and followed up.• Troubleshot problems related to Blackberry, Lotus Traveler.• System Monitoring and reporting through GSX, Tivoli Monitoring tools.• Performed replace design on Application databases and administered them.• Conducted Database migration and server migration from Domino 7.5 to Domino 8.

Project Description: Provided Technical support on basic IBM products to internal customers via inbound/outbound calls. • Troubleshot Lotus Notes Client 6.5,7 installation issues.• Resolved Notes mail migration issues.• Investigated Quote warning, Out of Office, SMTP errors.• Conducted server health checks and handled day-to-day issues reported via BMC ticketing tool.