The Senior Database Administrator is a senior technical leader responsible for architecting, implementing, and managing complex database environments across cloud and on-premise platforms. This role requires deep expertise in Oracle Exadata Cloud@Customer (ExaCC), Oracle DBA, AWS PostgreSQL, AWS MySQL, AWS RDS, MSSQL, Aurora Global Database, and active-active datastore architectures. The Senior DBA leads initiatives in database security, high availability, disaster recovery, and performance optimization, while mentoring junior staff and collaborating with engineering, security, and operations teams. This role requires strong ownership and the ability to manage both strategic projects and day-to-day operations aligned with organizational goals.