Designs, governs, and evolves conceptual, logical, and physical data models for a large healthcare EDW. Leads migration from Teradata to cloud (Azure/Snowflake/Databricks), ensures compliance (HIPAA/PHI/PII), produces ERDs and documentation, partners with architects, ETL engineers, DBAs and business SMEs, and supports data governance, quality, and performance for Medicaid/Medicare/Commercial datasets.