I have been specializing in data analysis, modeling and database system implementation for over 15 years with a strong working knowledge of traditional transaction-based (OLTP) systems. I have extensive knowledge of data modeling techniques and CASE tools for Entity Relationship (IE) modeling on a Windows Operating System. My expertise includes: Data analysis and modeling, requirements business rules analysis, database coding, implementation, data collection, analysis, and reporting from a variety of sources including mainframe files, and vendor extracts.