Top Database Administrator Jobs in Calgary

Senior Oracle APEX and Database Administrator responsible for design, administration, performance tuning, upgrades, backup/recovery, and lifecycle management of Oracle databases and APEX/ORDS environments across DEV/QA/PROD. Provide Tier 3 support, automation, CI/CD contributions, and coordinate upgrades with cross-functional teams.

Part-time remote Database Administrator responsible for structuring and analyzing data, managing and optimizing databases, integrating data sources via APIs, and collaborating to deliver data-driven insights while meeting deadlines and working independently in Central Time Zone hours.

Primary Oracle DBA for a production RAC cluster with Data Guard standby. Own performance tuning, storage and capacity planning, patching/version management, backup/recovery, security hardening, and incident response. Lead index, execution-plan, and connection-pool optimization; support upgrades, APEX/ORDS deployment, environment refreshes, and infrastructure migration while documenting runbooks and collaborating with application and infrastructure teams.

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.