The ideal candidate will have strong experience in IBM Db2 LUW performance engineering, Windows and Linux platform optimization, and large-scale database migration and a proven ability to diagnose bottlenecks, drive production stability, and deliver a Windows-to-Linux Db2 migration with measurable performance gains . Extensive hands-on experience administering and tuning IBM Db2 LUW in production, including buffer pools, tablespaces, memory, logging, backup and recovery, indexing, statistics, and SQL plan analysis for large transactional databases.