Senior Oracle APEX & Database Administrator

At Stantec, we have some of the world’s leading professionals passionate about enabling our business to be its best. Our business teams include finance, procurement, human resources, information technology, marketing, corporate development, HSSE, real estate, legal, and practice services. We bring diverse backgrounds, skills, and expertise and create a caring culture where everyone can thrive. Through teamwork and collaboration, we’re building a stronger, more resilient Stantec every day.

Position Summary We are seeking a Senior Oracle APEX and Database Administrator to support and enhance enterprise database platforms and Oracle APEX application environments. This role will be responsible for the design, administration, performance optimization, and lifecycle management of Oracle databases and APEX/ORDS platforms supporting critical business applications.

The successful candidate will work closely with DBA, middleware, and application teams to ensure high availability, performance, and security of systems across development, QA, and production environments.

Key Responsibilities Oracle Database Administration Manage and maintain Oracle databases (19c and newer) across multiple environments

Perform database installations, upgrades, patching, and migrations

Implement backup/recovery strategies and disaster recovery solutions

Monitor database performance and tune SQL, memory, and storage

Manage database security, roles, and access controls

Support PDB/CDB architecture, and database consolidation strategies

Oracle APEX / ORDS Administration Install, configure, and upgrade Oracle APEX and ORDS environments

Manage APEX schemas, users, and workspace configurations

Support APEX application deployments and lifecycle management

Troubleshoot APEX performance, session management, and runtime issues

Configure ORDS connections, pools, and security integration

Support integration between APEX and enterprise systems (e.g., APIs, EBS, middleware)
Environment & Infrastructure Management Manage multi-environment setups (DEV, QA, PROD)
Support Web Logic or application server configurations for APEX/ORDSCoordinate database and application upgrades with cross-functional teams

Maintain environment consistency and deployment standards

Support capacity planning and performance testing initiatives

Operational Support & Troubleshooting Provide Tier 3 support for database and APEX incidents

Troubleshoot complex issues including:

Database performance degradation APEX application errorsORDS connectivity and configuration issues

Monitor system health and proactively resolve issues

Participate in on-call rotations and incident response

Automation & Process Improvement Develop automation scripts for deployments, monitoring, and maintenance

Improve DBA operational processes and documentation

Contribute to CI/CD pipelines for database and APEX deployments

Ensure compliance with security and audit requirements

Working knowledge and experience with Microsoft SQL Server

Experience with PostgreSQL and MySQL is nice to have Additional Responsibilities Develop automation scripts for deployments, monitoring, and maintenance

Improve DBA operational processes and documentation

Contribute to CI/CD pipelines for database and APEX deployments

Ensure compliance with security and audit requirements

Required Qualifications 5–10+ years of Oracle Database Administration experience

Strong experience with Oracle APEX and ORDS administration

Deep knowledge of:

- Oracle 19c+ database architecture PL/SQL, performance tuning, and troubleshooting

Experience with :

- Linux/Unix environments

Backup/recovery strategies (RMAN)
Database upgrades and migrations

Strong troubleshooting and problem-solving skills in complex environments

Preferred Qualifications

Experience with :

Oracle Data…