Seasoned Siebel veteran experienced with upgrades. Oracle and MS SQL Server DBA. Trained by Siebel Professional Services with continuing training for updates. Custom integration developer with several middleware packages.High caliber of experience with successful implementations of ERP and CRM product suites from Oracle, Microsoft, and SAP. Proven skills in big-data and data mining/warehousing with OBIEE and Informatica. With numerous Siebel upgrades completed successfully, I have a wealth of knowledge and experience in tuning the process from the application to the database.