Senior Database Administrator (Oshawa)

Status:

Permanent Full Time

Working Conditions : Hybrid

Education Level: 4-Year university education in Computer Science, Information Technology, or a related field.

Base Location: Oshawa, ON

Shift: Days

Travel: 10%

Deadline to Apply: May 26, 2026

Salary Range: $1,704.68 - $2,658.86 Per Week

Job Overview Ontario Power Generation (OPG) is looking for a dynamic, strategic and results-driven professional to join our team in the role of Senior Database Administrator.

Reporting to the Senior Manager IT Services, this position is responsible toOwn end-to-end administration and governance of enterprise database platforms across on-prem and Azure—covering deployment, availability/DR, performance, backup/recovery, security/compliance, and Databricks Unity Catalog—to ensure reliable, secure, and SLA-aligned data services.

Key Accountabilities

Database Installation, Configuration & Administration: Install, configure, and administer relational and NoSQL platforms (e.g., Oracle, SQL Server, PostgreSQL, MongoDB, Cosmos DB), ensuring stable, scalable, and standards-based deployments.

Cloud Database & Platform Management (Azure): Deploy, operate, and optimize cloud database services (e.g., Azure SQL DB and related Azure data services), ensuring secure connectivity, reliability, and cost-effective performance.

High Availability (HA) & Disaster Recovery (DR): Design, implement, and regularly test HA/DR architectures to meet business continuity objectives (e.g., RTO/RPO) and minimize service downtime.

Maintenance, Patching & Upgrades: Execute routine operational tasks—including health checks, patching, and version upgrades—while maintaining compliance, reducing risk, and improving overall platform stability.

Performance Monitoring & Optimization: Proactively monitor database health and performance; conduct query tuning, indexing strategies, and workload optimization to maintain response times and meet SLAs.

Backup, Restore & Data Protection Operations: Implement, monitor, and validate backup/restore procedures and recovery drills to protect enterprise data and ensure rapid restoration when required.

Security, Compliance & Audit Support: Enforce security controls (RBAC, encryption, secrets management), remediate vulnerabilities, and support audit/internal control activities with evidence, logging, and governance practices.

Data Governance Administration (Databricks Unity Catalog): Administer Unity Catalog governance, including metastore management, identity/access controls, privilege governance, external location and storage oversight, and catalog/schema design aligned to security and compliance standards.

Qualifications The successful candidate will exhibit uncompromising integrity and commitment to upholding corporate values, and the OPG Code of Business Conduct.

4-Year University education in Computer Science, Information Technology, or a related field.

Minimum of 6+ years of experience in database administration and cloud data platform management, including on-prem and Azure databases, HA/DR, performance tuning, backup/recovery, security/compliance, and Databricks Unity Catalog governance.

Proven experience managing Azure database services (e.g., Azure SQL DB) including deployment, configuration, monitoring, and cost/performance optimization.

Demonstrated expertise designing, implementing, and testing high availability and disaster recovery solutions, with transparent understanding of RTO/RPO objectives.

Strong skills in database performance monitoring and optimization, including query tuning, indexing strategies, and troubleshooting complex production issues.

Experience implementing and validating backup/restore strategies and conducting recovery testing to ensure data protection and rapid restoration.

Working knowledge of database security and compliance practices (RBAC, encryption, vulnerability remediation, audit support) plus administration of Databricks Unity Catalog (metastore, access controls, privilege governance, external locations, catalog/schema design).

Equal Employment Opportunity OPG is committed to fostering an inclusive, equitable, and accessible environment. OPG may use artificial intelligence (AI) tools as part of the applicant screening process. However, applications will also be reviewed by a member of our Recruitment team to ensure a fair and thorough assessment.

OPG is committed to employment equity. As such, we encourage applicants from equity-seeking communities (Indigenous Peoples, racialized persons, persons with disabilities, and women). We strongly believe that alleviating the under‑representation of equity-seeking individuals will create a stronger OPG team and allow us to better serve the needs of our diverse communities.

In order to fulfill the above‑mentioned purpose, priority in hiring may be given to qualified persons who self‑identify as a member of equity‑seeking groups as identified in the application process. This initiative constitutes a special program under the Human Rights Code/Canadian Human Rights Act.

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