Principal Database Engineer - Performance Tuning

1. Performance Tuning & Troubleshooting:

• Must have expertise in Database performance tuning, SQL query tuning and performance optimization using AWR, ASH, and ADDM reports.
• Troubleshoot GoldenGate replication lag, database connectivity, and execution plan issues.
• Use Oracle Enterprise Manager (OEM) and OCI Monitoring tools for proactive monitoring.

2. Oracle GoldenGate (OGG) Implementation & Management:

• Design and implement real-time data replication using Oracle GoldenGate for heterogeneous environments.
• Configure Extract, Pump, and Replicate processes for both unidirectional and bidirectional replication.
• Monitor, troubleshoot, and optimize GoldenGate replication performance.
• Implement conflict detection and resolution in multi-master replication environments.

3. Oracle 23ai ATP & ADW Expertise:

• Deploy, configure, and optimize Oracle Autonomous Transaction Processing (ATP) and Autonomous Data Warehouse (ADW) on OCI.
• Implement automated performance tuning, auto-scaling, and security policies for ATP & ADW.
• Utilize Oracle Machine Learning (OML) features in 23ai ADW for data analytics and AI-driven insights.
• Ensure seamless data integration, migration, and replication between ATP, ADW, and on-prem databases.

4. Oracle Cloud Infrastructure (OCI) Database Management:

• Deploy and manage OCI-based database services, including DBaaS, Exadata, and Oracle Autonomous Database.
• Configure OCI networking, IAM roles, security groups, and database encryption.
• Automate database provisioning and management using Terraform, Ansible, or OCI CLI.
• Implement database migration strategies using OCI Data Transfer, Data Pump, or GoldenGate Cloud Service.

5. Oracle Database Engineering & Administration:

• Install, configure, and manage Oracle databases (19c, 21c, and 23ai ATP/ADW) in OCI environments.
• Perform database performance tuning, indexing, and optimization for high efficiency.
• Implement backup and recovery strategies using RMAN and OCI Backup Service.
• Ensure high availability (HA) and disaster recovery (DR) with Data Guard, Flashback, and OCI-based solutions.

6. Security & Compliance:

• Implement data encryption, masking, and role-based access control (RBAC) in ATP, ADW, and OCI databases.
• Ensure compliance with industry security standards (GDPR, HIPAA, PCI-DSS, and CIS benchmarks).
• Conduct database patching, security updates, and vulnerability assessments.

Career Level - IC4