Tech Talent International (TTI) supplies technical talent to a variety of clients ranging from Fortune 100/500/1000 companies to startups, small and mid-sized organizations in Canada/US. We are currently hiring a Senior Oracle DBA for our global consulting client.
Role: Security Senior Oracle DBA
Rate Range: $73 -75/hr C2C (40 hrs /week)
Duration: 12 months
Location: Hybrid,3 days in office, Toronto, ON, Canada
Role Overview
Job Description: Senior Oracle DBA responsible for administering, optimizing, and supporting Oracle databases while leading performance tuning, database releases, AWS cloud migrations, PostgreSQL environments, and production database operations.
Key Responsibilities
- Collaborate with application teams on data modeling, schema design, and deployment of complex PL/SQL packages, procedures, triggers, and views.
- Analyze execution plans, tune SQL queries, and optimize indexes for high-throughput transactional environments.
- Lead database release automation, code reviews, and schema migrations across Development, Staging, and Production.
- Monitor database health and troubleshoot lock contention, deadlocks, latency, and performance issues.
- Partner with infrastructure and cloud teams to design and execute on-premises to AWS database migrations.
- Support Oracle and PostgreSQL databases within AWS environments.
- Participate in database capacity planning, failover testing, and disaster recovery design.
- Integrate database deployments with CI/CD pipelines and Agile delivery processes.
- Collaborate with offshore teams for maintenance and production support.
- Provide occasional weekend and after-hours support for deployments and maintenance activities.
Core Qualifications
- 8-10 years of Oracle Database Administration experience.
- Strong expertise with Oracle Database 12c/19c+.
- Advanced experience with:
- PL/SQL
- Execution Plan Analysis
- SQL Performance Tuning
- AWR
- ASH
- ADDM
- Hands-on experience administering AWS database services, including:
- Amazon RDS for Oracle
- Amazon RDS for PostgreSQL
- Amazon Aurora
- Hands-on knowledge of PostgreSQL architecture, schema design, and performance optimization.
- Proven experience migrating on-premises databases to AWS.
- Experience with AWS migration tools such as:
- AWS DMS
- AWS SCT
- Native Database Migration Utilities
- Strong experience with database release management and CI/CD integration.
- Experience supporting high-availability and disaster recovery environments.
- Strong troubleshooting, analytical, and performance optimization skills.
Preferred Qualifications
- Oracle Exadata administration experience.
- Knowledge of Exadata performance features including Smart Scan and Hybrid Columnar Compression.
- Bash/Shell scripting experience.
- Python automation experience.
- AWS database-related certifications.
- Oracle database certifications.
Key Skills
- Oracle Database 12c/19c+
- Oracle DBA
- PL/SQL
- SQL Performance Tuning
- AWR / ASH / ADDM
- PostgreSQL
- AWS
- Amazon RDS
- Amazon Aurora
- AWS DMS
- AWS SCT
- Database Migration
- Oracle Exadata
- CI/CD
- Database Automation
- Disaster Recovery
- High Availability
- Bash
- Python
- Agile
