AVP - Oracle Exadata Database Engineer

DBS Bank

Singapore

On-site

SGD 120,000 - 180,000

Full time

7 days ago

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Job summary

DBS Bank is seeking an experienced Oracle Database Administrator to lead Exadata environments and related data engineering tasks at DBS Asia Hub. The role emphasizes performance monitoring, backup, patching, and security hardening.

You will collaborate with cross-functional teams to deliver resilient database solutions in a high-availability setup. The ideal candidate has strong RMAN, AWR/ASH/ADDM knowledge, SQL tuning, and experience with OEM Cloud Control.

Qualifications

Strong experience in Oracle Database Administration.
Hands-on experience with Exadata storage cells, Smart Scans, Hybrid Columnar Compression (HCC), and Flash Cache management.
Proven expertise in RMAN backups, recovery, and data migration, specifically on large-scale production databases.
Deep knowledge of AWR/ASH/ADDM reports, SQL tuning, execution plans, and optimizer behaviour.
Experience with patching, upgrading, and security hardening of Exadata.

Responsibilities

Manage and support Oracle Exadata Database Machine environments (primary role) and data engineering processes (secondary role).
Use Oracle Enterprise Manager (OEM) to monitor performance metrics and identify bottlenecks.
Manage Oracle RAC, ASM, Grid Infrastructure, and Oracle Database instances on Exadata.
Support high availability and disaster recovery solutions such as Data Guard and RAC.
Execute backup/recovery procedures using RMAN to meet stringent RPO/RTO requirements.
Install, configure, patch, upgrade, and maintain Exadata software, Grid Infrastructure, and Oracle databases.
Perform Exadata health checks, monitoring, capacity planning, and performance tuning.
Monitor cell server performance and capacity planning.
Manage storage cells, cell disks, grid disks, flash cache, IORM, and Smart Scan-related features.
Providing support for critical incidents, performing RCA, and implementing long-term fixed
Troubleshoot database, clusterware, ASM, storage, network, and Exadata cell issues.
Implement security best practices, access controls, auditing, compliance requirements, and hardening.
Manage database access and security policies in a regulated environment
Develop automation scripts and tools using Python.
Manage source code repositories and version control using Bitbucket.
Create and maintain proper technical documentation and Confluence pages.
Collaborate effectively with cross-functional teams to deliver solutions.