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Tech Talent International

Senior Oracle DBA

Toronto, ON, Canada

Hybrid

$73 to $75 CAD / hour · Contract

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Job details

Pay: $73 to $75 CAD / hour
Job type: Contract
Workplace: Hybrid
Apply by: Dec 4, 2026
Experience: 8-10 years of Oracle Database Administration experience.
Posting language: English
Posted: Nov 4, 2026

Original job description

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

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More about this job

Responsibilities

Administer, optimize, and support Oracle and PostgreSQL databases, including performance tuning, production operations, and database release automation. Lead on-premises-to-AWS migrations and contribute to capacity planning, high availability, disaster recovery, and CI/CD-integrated database deployments.

Requirements

Requires 8–10 years of Oracle database administration experience, strong Oracle 12c/19c+ and PL/SQL expertise, and hands-on experience with PostgreSQL and AWS database services. Candidates should have experience with database migrations, performance tuning, release management, CI/CD, and high-availability or disaster-recovery environments; Exadata, scripting, and relevant certifications are preferred.

Skills

Oracle Database Administration
Oracle Database 12c/19c+
PL/SQL
SQL Performance Tuning
Execution Plan Analysis
AWR/ASH/ADDM
PostgreSQL
AWS
Amazon RDS
Amazon Aurora
AWS DMS
AWS SCT
Database Migration
CI/CD
Oracle Exadata
Disaster Recovery

Visa sponsorship

Not detected in the job text

Keywords

Oracle Database Administration
Oracle 12c
Oracle 19c
PL/SQL
Execution Plan Analysis
SQL Performance Tuning
AWR
ASH
ADDM
PostgreSQL
Amazon RDS for Oracle
Amazon RDS for PostgreSQL
Amazon Aurora
AWS DMS
AWS SCT
AWS Database Migration
Oracle Exadata
Smart Scan
Hybrid Columnar Compression
Database Release Management
CI/CD
Database Automation
High Availability
Disaster Recovery
Bash
Python
Agile
Schema Design
Capacity Planning
Production Support

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