We are seeking an experienced Senior Oracle Database Administrator to manage, maintain, and optimize enterprise Oracle database environments. The ideal candidate will have strong hands-on experience with Oracle RAC 19c, Oracle 23ai, Oracle GoldenGate, Oracle Data Guard, Oracle Exadata, and Oracle Enterprise Manager (OEM). The candidate will be responsible for database performance tuning, high availability, disaster recovery, database upgrades and migrations, backup and recovery, and production support. Experience in financial services environments and UNIX administration is highly desirable. Required Technical Skills Strong experience in Oracle Database Administration. Hands-on experience with Oracle RAC (19c and 23ai). Experience with Oracle GoldenGate (23ai) for database replication. Strong knowledge of Oracle Data Guard, including switchover and failover. Experience administering Oracle Exadata environments. Expertise in Oracle database performance tuning and optimization. Experience with Oracle Enterprise Manager (OEM) for database monitoring. Knowledge of database upgrades, patching, and migrations. Strong understanding of High Availability (HA) and Disaster Recovery (DR). Experience with Oracle troubleshooting and production database support. Knowledge of UNIX/Linux administration. Experience with Shell scripting and Perl scripting. Familiarity with Oracle Toad and SQL Developer. Strong knowledge of database backup and recovery, including RMAN. Experience with database monitoring, capacity planning, and resource utilization. Key Responsibilities Install, configure, administer, and maintain Oracle databases in enterprise environments. Manage and support Oracle RAC, GoldenGate, Data Guard, and Exadata platforms. Monitor database health, availability, performance, and resource utilization using OEM and other monitoring tools. Perform SQL tuning, database optimization, and troubleshooting to improve performance. Execute database upgrades, patching, migrations, and maintenance activities. Implement and maintain HA/DR solutions to ensure business continuity. Manage database backup and recovery procedures and validate recovery readiness. Plan and execute database cutovers with minimal downtime and business disruption. Develop and maintain Shell and Perl scripts to automate routine database administration tasks. Provide production support and participate in on-call rotations. Perform Root Cause Analysis (RCA) for critical incidents and implement preventive measures. Conduct database capacity planning and forecast storage, CPU, memory, and workload requirements. Collaborate with application, infrastructure, and network teams to resolve database issues. Maintain technical documentation, operational procedures, and change records. Follow enterprise security, change management, and production support standards. Preferred Qualifications Experience supporting databases in Banking, Financial Services, or Capital Markets. Experience managing mission-critical production database environments. Strong analytical, troubleshooting, and problem-solving skills. Excellent communication and stakeholder coordination skills. Oracle database certification is an advantage. Key Skills Oracle DBA, Oracle RAC 19c, Oracle 23ai, Oracle GoldenGate, Oracle Data Guard, Oracle Exadata, Oracle OEM, Performance Tuning, HA/DR, Database Upgrades, Database Migrations, UNIX/Linux, Shell Scripting, Perl Scripting, Toad, SQL Developer, RMAN, Backup & Recovery, Cutover Planning, Production Support, Database Monitoring, RCA, On-Call Support, Financial Services, Capacity Planning.