Senior Oracle Database Administrator

• Seeking a highly experienced Oracle Database Administrator with 10+ years of hands-on expertise in managing mission-critical Oracle environments. The candidate must have strong database architecture knowledge, independent troubleshooting capability, and experience supporting high-volume OLTP and Data Warehouse platforms. KEY RESPONSIBILITIES • Administer and support Oracle databases, Oracle RAC, ASM, RMAN and Data Guard using Broker. • Monitor, diagnose and tune database, SQL and system performance in high-volume OLTP and Data Warehouse environments. • Independently troubleshoot complex production issues, restore service, identify root cause and implement preventive actions. • Manage Flashback technologies, partitioning, indexes, tables, statistics and database maintenance activities. • Perform database patching, upgrades, migrations, backup, recovery, and disaster recovery validation. • Automate recurring DBA activities using Shell, SQL and PL/SQL scripting or relevant automation tools. • Review database architecture and recommend improvements for availability, scalability, resilience, and performance. • Collaborate with application, infrastructure, and engineering teams during incidents, changes, and planned maintenance. • 10+ years of Oracle Database Administration experience in large enterprise production environments. • Strong hands-on experience with Oracle RAC, Data Guard Broker, Flashback, RMAN, ASM and Oracle Enterprise Manager. • Advanced performance tuning skills using AWR, ASH, ADDM, execution plans, and database wait-event analysis. • Experience managing high-volume OLTP and large Data Warehouse databases. • Strong understanding of Oracle architecture, internals, high availability and recovery concepts. • Hands-on expertise in partitioning, indexing strategies, table maintenance, statistics and space management. • Proven experience in Oracle patching, automation and technical root cause analysis. • Ability to take end-to-end ownership and resolve issues independently with minimal supervision. Skills Oracle Database Administration Oracle RAC Performance Tuning