Oracle Database Administrator

2 days ago

singapore Russell Tobin Full-time

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Role Overview We are seeking an experienced

Oracle Database Administrator (DBA)

with strong hands-on expertise in Oracle 19c, Oracle RAC/rack-server environments, GoldenGate and Data Guard. The ideal candidate will have proven experience supporting

database migrations from legacy hardware to new/upgraded hardware , including lift-and-shift migrations, while maintaining database availability, performance and integrity. Key Responsibilities Perform

Oracle database migrations from existing/legacy hardware to new or upgraded hardware , including lift-and-shift activities and end-to-end migration planning and execution. Support database migration projects involving RAC -server environments , including database setup, configuration, validation and cutover. Perform installation, configuration, upgrade and administration of

Oracle Database 19c

environments. Manage and maintain

Oracle RAC

and high-availability database environments. Design, configure and administer

Oracle Data Guard

for high availability and disaster recovery. Demonstrate strong hands-on expertise in

Oracle GoldenGate , including configuration, replication management, monitoring, troubleshooting and performance optimisation. Perform

RMAN backup and recovery

activities, including backup strategy, recovery testing and database restoration. Conduct database health checks and

performance optimisation/tuning , identifying and resolving database performance bottlenecks. Plan and execute migration activities including pre-migration assessment, data migration, validation, testing, cutover and post-migration support. Work closely with infrastructure/server teams during hardware refresh and database migration activities to ensure smooth transition to the new environment. Troubleshoot database, replication, performance and migration-related issues and provide timely resolution. Ensure database availability, integrity, security and performance throughout migration and post-migration operations. Prepare and maintain technical documentation, migration plans, runbooks and operational procedures. Key Requirements Strong hands-on experience as an

Oracle DBA , preferably in enterprise environments. Strong expertise in

Oracle Database 19c . Proven experience migrating Oracle databases from old/legacy hardware to new hardware , including lift-and-shift migrations. Hands-on experience with RAC -server/database infrastructure

and database setup on new hardware. Expert-level Oracle GoldenGate experience

is required. Strong experience with

Oracle Data Guard . Strong hands-on experience with

RMAN

backup and recovery. Proven experience in

Oracle database performance tuning and optimisation . Experience managing production database environments and supporting critical migration/cutover activities. Candidates should have

recent, hands-on experience with Oracle database migration and modern hardware refresh projects , rather than experience limited to traditional DBA administration.

Americas

Europe

Asia / Oceania

Africa

Oracle Database Administrator

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