Top Database Administrator Jobs in Toronto

As a Lead Database Administrator, you will manage Supra databases on IBM mainframes, focusing on installation, performance tuning, recovery procedures, and security management while leading modernization efforts.

The role involves managing and optimizing Oracle and PostgreSQL databases, driving automation, supporting cloud migration, and collaborating with cross-functional teams to ensure operational excellence.

Manage and optimize Sybase databases: user access and security, performance tuning, logical/conceptual database design, DBMS installation/testing, backup/recovery, capacity planning, data standards compliance, and collaborate with IT project and development teams.

Owner of SQL Server infrastructure modernization: lead deployments, automation (Terraform/Ansible), design resilient Availability Groups/FCI, implement backup/DR strategies, automate pipelines with PowerShell, leverage AI-driven tuning, monitor performance, mentor team members, support 24/7 on-call and after-hours change management across Canada/US environments.

Lead administration and optimization of Corrigo CMMS across client accounts. Configure system settings, manage data integrity, develop reports and analytics, advise clients, handle change requests, deliver training, support integrations/APIs, and implement process improvements to maximize CMMS value for facility management operations.

Administer and optimize Corrigo CMMS across client accounts, manage configuration, data integrity, reporting, integrations, and client-facing technical support. Provide change impact analysis, training, and continuous process improvements to maximize platform adoption and operational performance.

Senior Database Administrator responsible for designing and optimizing data pipelines, creating physical database designs, and administering DBMS (installation, migration, performance tuning, capacity planning, backup and recovery). Serves as a data-warehouse/OBIEE subject-matter expert and performs Cloud DB/DevOps/DataOps, Oracle E-Business Suite administration, RAC/Data Guard operations, and Linux/UNIX database migrations.

As a Cloud Database Administrator, you will manage Microsoft SQL Server and PostgreSQL databases on AWS, ensuring performance, security, and cost efficiency while supporting operations of the Snowflake platform.

Administer and support Oracle middleware and database environments (DEV/QA/UAT/Prod). Perform deployments, upgrades, patching, tuning, backups, recovery, security, and L2/L3 24x7 production support. Manage WebLogic, Fusion Middleware, JDBC/JMS, REST/SOAP integrations, OHS, RAC/Data Guard, OCI/Azure infrastructure, and incident/root cause analysis for enterprise financial services applications.

Senior Database Administrator responsible for designing and optimizing data pipelines and physical database designs; administering DBMS operations (installation, migration, performance tuning, backup/recovery); managing Azure PaaS/IaaS database services and cloud data platforms; implementing HA/DR, security, compliance, and DataOps practices; mentoring teams and supporting public‑sector regulated environments.

Manage, optimize, and secure large-scale databases, work with engineering teams to design and maintain high-performance database systems, and ensure data integrity and security.

As a Database Administrator at Air Apps, you will manage and optimize complex databases, ensuring performance, security, and data integrity while collaborating closely with engineering teams.

The Database Administrator manages and optimizes Oracle Autonomous Database and MongoDB systems, focusing on migrations to cloud services and ensuring high availability and performance tuning.

The SQL DBA role involves monitoring databases, troubleshooting issues, managing user accounts, and performing daily checks. Responsibilities include adhering to SLAs and documentation, with potential for escalation to a junior DBA role.

Design, implement, manage, and optimize AWS database solutions, focusing on performance and security. Collaborate with teams to automate processes and troubleshoot issues.

As a DBA Engineer, you'll optimize database performance, troubleshoot issues, and handle SQL Server administration tasks, collaborating with teams to enhance data architecture and efficiency.

The Senior Database Administrator will lead the management of PostgreSQL clusters, improve automation, enhance security, and support vector data platforms, partnering with teams to scale and ensure operational excellence.

The Oracle DBA will manage user accounts, review code, optimize database performance, conduct patching, and coordinate upgrades with DB vendors.