Oracle
Principal Database Engineer - Performance Tuning
Job Description
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
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