Senior Database Administrator

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: $1704.68 - $2658.86 Per Week

Electrify your career and help build a brighter tomorrow.

Whether you work in the skilled trades or are a business professional a career at OPG is an opportunity to electrify your life on -- and off -- the job.

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 to Own end-to-end administration and governance of enterprise database platforms across on-prem and Azurecovering deployment availability/DR performance backup/recovery security/compliance and Databricks Unity Catalogto 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 tasksincluding health checks patching and version upgradeswhile 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

• 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 clear 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).

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

OPG is committed to fostering an inclusive equitable and accessible environment. If you require accommodation during the selection process please contact

What makes a career at OPG different

With operations across Ontario OPG is one of the most diverse power producers in North America. As the largest generator in Ontario we meet approximately 50% of the provinces electricity needs largely from low-carbon sources like nuclear and hydro.

As we work to achieve our vision of Electrifying life in one generation OPG and our family of companies are also helping advance the development of new low-carbon technologies such as Small Modular Reactors (SMRs) refurbishment projects and electrification initiatives to help power the growing demands of a growing economy. Join OPG and make history.

Please submit your application online at OPG thanks all those who apply; however only candidates considered for an interview will be contacted.

#LI-Hybrid

Please note: All job postings at OPG are to fill existing vacancies within our organization.

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.

The base salary range considers many factors including but not limited to experience education and training including any collective agreement requirements for union represented positions. It is not typical for the salary to be offered near the top of the range and salary is dependent on numerous factors. For management roles the base salary range does not represent the total compensation package. The total compensation package for regular full-time management roles includes pay-for-performance programs for annual and medium time periods. Maintaining a high-performance culture and excellence is a core expectation of every member of our leadership team and is rewarded through the established compensation framework.

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.