Oracle Application Database Administrator

3 weeks ago

Bengaluru Mumbai, India Quinnox Consultancy Services Limited Full time
Job Description

Experienced Oracle Database Administrator (DBA) to provide technical support, maintenance, and optimization for Oracle database environments. The ideal candidate will have 6-7 years of experience in managing and supporting complex Oracle database systems in on-premises and cloud environments.

- Install, configure, and upgrade Oracle database software and related tools.
- Perform routine database maintenance tasks, including patching, backups, and updates. Ensure database availability, performance, and security through proactive monitoring and management.
- Analyze and optimize SQL queries, indexes, and database performance to improve response times.
- Monitor and troubleshoot database performance issues
- Configure and maintain Oracle Enterprise Manager (OEM) for system health and performance monitoring.
- Implement and manage robust backup and recovery strategies using RMAN.
- Test disaster recovery procedures to ensure minimal downtime during incidents.
- Troubleshoot backup and recovery failures to protect data integrity.
- Implement and enforce database security policies, including user roles, privileges, and encryption.
- Conduct regular audits to ensure compliance with industry standards and organizational policies.
- Manage database patching and updates to address security vulnerabilities.
- Monitor database storage and plan for capacity growth.
- Perform data migrations, cloning, and transformations as required.
- Manage partitioning, data compression, and archiving strategies to optimize storage utilization.
- Provide technical support for database issues, including on-call support for critical incidents.
- Troubleshoot and resolve database connectivity, configuration, and access issues.
- Collaborate with application teams to address issues affecting database performance.
- Configure and manage Oracle RAC (Real Application Clusters) for high availability.
- Implement and maintain Data Guard for disaster recovery and data replication.
- Support other high-availability solutions, such as Oracle ASM and Grid Infrastructure.
- Automate routine database tasks using scripting languages like Shell, Python, or PL/SQL.
- Develop scripts for monitoring, alerting, and system diagnostics.
- Maintain detailed documentation for database configurations, procedures, and troubleshooting guides.
- Collaborate with application developers and other IT teams to support database-dependent projects.
- Provide guidance and mentoring to junior DBAs and support staff.
- Proficiency in Oracle Database versions 11g, 12c, 19c, and later.
- Strong experience with PL/SQL, SQL tuning, and database optimization.
- Hands-on experience with tools like RMAN, OEM, and Data Pump. Knowledge of database internals, storage, and networking.
- Strong analytical and problem-solving abilities.
- Excellent communication and collaboration skills.
- Ability to manage multiple tasks in a high-pressure environment.

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