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Senior Oracle APEX & Database Administrator @ Stantec

Turnmill Street 91, LondonOnsiteFull-time
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About this role

Salary: £63,000 - 103,000 per year

Requirements: 5–10+ years of Oracle Database Administration experienceStrong experience with Oracle APEX and ORDS administrationDeep knowledge of Oracle 19c+ database architectureDeep knowledge of PL/SQL, performance tuning, and troubleshootingExperience with Linux/Unix environmentsExperience with backup/recovery strategies (RMAN)Experience with database upgrades and migrationsStrong troubleshooting and problem-solving skills in complex environmentsExperience with Oracle Data GuardExperience with WebLogic or similar middleware platformsExperience with integration with enterprise systems (EBS, APIs, identity management)Knowledge of cloud platforms, with OCI preferredFamiliarity with enterprise monitoring tools and automation frameworksExperience supporting APEX in high-availability, multi-instance environmentsWorking knowledge and experience with Microsoft SQL ServerExperience with PostgreSQL and MySQL is nice to haveStrong communication and cross-team collaboration skillsAbility to lead technical initiatives and mentor junior DBAsDetail-oriented with a strong ownership mindsetAbility to manage competing priorities in a fast-paced environment Responsibilities: Support and enhance enterprise database platforms and Oracle APEX application environmentsDesign, administer, and optimize Oracle databases and APEX/ORDS platforms supporting critical business applicationsWork closely with DBA, middleware, and application teams to ensure high availability, performance, and security across development, QA, and production environmentsManage and maintain Oracle databases (19c and newer) across multiple environmentsPerform database installations, upgrades, patching, and migrationsImplement backup/recovery strategies and disaster recovery solutionsMonitor database performance and tune SQL, memory, and storageManage database security, roles, and access controlsSupport PDB/CDB architecture and database consolidation strategiesInstall, configure, and upgrade Oracle APEX and ORDS environmentsManage APEX schemas, users, and workspace configurationsSupport APEX application deployments and lifecycle managementTroubleshoot APEX performance, session management, and runtime issuesConfigure ORDS connections, pools, and security integrationSupport integration between APEX and enterprise systems such as APIs, EBS, and middlewareManage multi-environment setups, including DEV, QA, and PRODSupport WebLogic or application server configurations for APEX/ORDSCoordinate database and application upgrades with cross-functional teamsMaintain environment consistency and deployment standardsSupport capacity planning and performance testing initiativesProvide Tier 3 support for database and APEX incidentsTroubleshoot complex issues including database performance degradation, APEX application errors, and ORDS connectivity and configuration issuesMonitor system health and proactively resolve issuesParticipate in on-call rotations and incident responseDevelop automation scripts for deployments, monitoring, and maintenanceImprove DBA operational processes and documentationContribute to CI/CD pipelines for database and APEX deploymentsEnsure compliance with security and audit requirements Technologies: ApexCI/CDCloudSupportLinuxMarketingMySQLOraclePostgreSQLSQLSecurityUnix More:

We are Stantec, and 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 foster a caring culture where everyone can thrive. Through teamwork and collaboration, we are building a stronger, more resilient Stantec every day. This regular full-time role is part of our IT Services team in Canada, with primary locations in Edmonton and other locations in Dartmouth. The position is on a full-time schedule, with pay ranges varying by location. Eligible employees have access to a comprehensive benefits package that may include health, dental, and vision plans, wellness programs, savings plans, insurance coverage, tuition reimbursement, professional membership fee coverage, and paid time off.

last updated 40 week of 2026

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