Virtusa
Oracle DBA
Job Description
Citi is looking for Oracle DBA having 5+ years relevant experience in database administration , data architecture, data modelling, performance tuning and trouble shooting skills in Oracle database platform.
Develop and enhance existing framework for data load/unload, export/import, purging, stat gather and other database monitoring.
Pro-actively monitor database locks, blocks, long running queries and act on issues.
Optimize for throughput, concurrency, load and performance with best practices for SQL queries, caching, indexing strategies and other performance best practices
Work closely with production support and developers to identify trouble queries, analyse query plan and tune queries for performance issues.
Ensure proper process and policies are being followed by enforcing data management and governance.
Work with SA and DBA to ensure latest VTM patches and bug fixes are applied.
Monitor DB and tablespace size and keep db size under control by purging.
Create, build and maintain lower environments (i.e UAT/QA/Dev) and regularly perform data refresh on these environment
Involve in architecture, design and development of data warehouse and operational databases
Builds data models including conceptual, logical, and physical design Defining strategic roadmaps for migration of data stores and data-related applications to the cloud and/or other large data warehouse platforms
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