23 Years of IT experience in Systems Administration and managing BI server platforms. Experienced in Data warehousing tools from Informatica, Business Objects & Actuate. Has good understanding of Business Intelligence & Data Warehousing Process Models. Experienced in the installation, configuration, administration, and upgrade of Informatica Power Center Standard & Advanced Editions (Metadata Manager Service). Experienced in upgrade of Informatica Power Center v6.x/7.x/8.1.x/8.6.x/9.5.x to immediate and/or higher versions. Experienced in defining & implementing security within Power Center domain & on Unix using Access Control Lists (ACL). Experienced in the installation, configuration, administration, and upgrade of Informatica B2B DT and B2BDX 8.6.X, 9.X, 9.5.x. Experienced in the administration of databases like Oracle 9i, 10g, 11g and MS SQL 2005 Enterprise Server. Experienced in the administration of Citrix Meta Frame Server FR3. Experienced in Hardware sizing for different combinations of Databases, ETL and OLAP Tools. Experienced in ensuring high availability of Informatica Power Center, Database (Oracle & SQL 2005) and Citrix Servers. Experienced in technical support for Training Programs / Client Demos / POCs. Experienced in LDAP integration of OLAP tools like Informatica, Business Objects, MicroStrategy and Cognos. Experienced in planning and execution of large-scale maintenance activities like upgrades, applying patches and hardware replacement/upgrades. Experienced on different Disaster Recovery methodologies and have conducted several DR tests successfully. Administration & Maintenance of Red Hat Linux Enterprise Server and Microsoft Windows 2003 Enterprise Server (Primary Domain Controller) with Active Directory Services and Internet Information Services (IIS). Experienced in configuring FTP / Proxy / DHCP/ NFS / Samba & Web Servers on Windows & Linux. Experienced in maintenance of TCP/IP heterogeneous (Windows & Linux) networks. Experienced in scheduling jobs using UNIX 'cron' & Control M. Conversant in BMC Remedy for handling incident and change management requests. Experienced in Microsoft Office Share Point Administration. Conversant in writing Windows scripts and Shell Scripts for security administration, housekeeping, and server/service monitoring. Self-motivated, has ability to effectively multitask, quickly adapt to heterogeneous technical environments and an excellent team player.