Oracle Dba

2 weeks ago

Singapore TOSS-EX PR PTE. LTD. Full time

**Job Summary**:
**Key Responsibilities**:
**1. Database Infrastructure Management**:

- Install, configure, and upgrade Oracle database software (single instance and RAC environments).
- Plan and execute patch management, including security and version upgrades.
- Design and implement high-availability and disaster recovery strategies (e.g., Oracle Data Guard, RMAN).
- Manage Oracle ASM, storage configurations, and interaction with SAN/NAS teams.

**2. Operational Support & Maintenance**:

- Monitor database health and performance using Oracle Enterprise Manager (OEM) and infrastructure tools (e.g., Nagios, Dynatrace).
- Perform proactive capacity planning and tuning of database servers (memory, CPU, I/O).
- Manage tablespaces, redo logs, undo segments, indexes, partitions, and backups.

**3. Backup and Recovery**:

- Implement and manage database backup strategies using RMAN and third-party backup tools (e.g., NetBackup, Commvault).
- Conduct regular DR drills and support recovery activities during outages or planned exercises.

**4. Security & Compliance**:

- Implement database security policies (user roles, auditing, encryption, patch compliance).
- Collaborate with InfoSec teams for vulnerability scans and remediation.
- Ensure compliance with data protection, GDPR, and regulatory standards.

**5. Automation & Scripting**:

- Develop shell/Perl/Python scripts for database monitoring, maintenance, and reporting.
- Automate routine tasks and improve operational efficiency.

**6. Collaboration & Documentation**:

- Maintain database documentation, runbooks, change logs, and compliance audit records.

**Required Skills & Experience**:

- 5+ years as an Oracle DBA in enterprise-scale infrastructure.
- Expertise in Oracle versions 12c, 19c
- Strong knowledge of Oracle RAC, ASM, Data Guard, and Grid Infrastructure.
- Experience in Linux/Unix environments and shell scripting.
- Familiarity with ITIL processes for incident, problem, and change management.
- Exposure to cloud-based Oracle environments (OCI, AWS RDS, or Azure DB).
- Strong troubleshooting skills and ability to resolve performance and outage issues.

**Preferred Certifications**:

- Oracle Certified Professional (OCP)
- Oracle Certified Expert (OCE) in RAC or Data Guard
- ITIL Foundation

**Soft Skills**:

- Excellent communication and documentation skills.
- Ability to work independently and under pressure.
- Strong problem-solving and root cause analysis abilities.

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