DBA

Toronto, ON
On-site
Posted Oct 15, 2026
1 position

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Employment type: Full-time
Experience level: Lead · 10+ years
Minimum education: Bachelor’s degree
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level

Job summary

Manage, support, and optimize production databases across SQL Server, Sybase, Oracle, and cloud platforms, including systems supporting critical banking and trading operations. Improve performance, maintain high availability and disaster recovery, lead cloud migrations, and automate routine database administration tasks.

Job details

Job Requirements Senior Database Administrator (DBA) Location: PCS CA~TORONTO Years of Experience: 10-15 Years Job Summary: We are seeking an experienced Senior Database Administrator (DBA) to manage, optimize, and modernize our production databases. The ideal candidate will be a go-to expert for performance tuning, troubleshooting, cloud migrations, and ensuring our SQL Server, Sybase, and Oracle systems maintain top-notch uptime. Responsibilities Database Admin & Support: Maintain multi-engine production databases (SQL Server, Sybase, Oracle, cloud) with 24/7 support for critical banking and trading systems, ensuring they are healthy, patched, and performing optimally. Tuning & Optimization: Identify and fix bottlenecks, optimize slow queries and indexes, and enhance batch jobs and reporting processes. High Availability & DR: Set up and test high availability/disaster recovery (HA/DR) solutions (Always On, Data Guard, RAC) and ensure robust backup and disaster recovery plans are in place. Cloud & Automation: Lead migrations to cloud platforms (AWS/Azure) and automate routine DBA tasks using PowerShell, Python, Shell, and CI/CD pipelines. Mandatory Skills Advanced proficiency in SQL Server, SAP Sybase ASE/IQ, Oracle RAC/Data Guard, PostgreSQL, MySQL, Azure SQL, and Snowflake. Advanced knowledge of HA/DR tools such as Always On, Data Guard, Qlik Replication, NetBackup, and Veeam. Expertise in cloud technologies including AWS, Azure, Terraform, Ansible, Jenkins, and GitHub. Strong scripting skills in PowerShell, Python, Bash/Ksh, and T-SQL. Experience with database security practices including TDE, CyberArk, Qualys, TLS, RBAC, and data masking. Preferred Skills Experience with database performance monitoring tools. Familiarity with containerization technologies (Docker, Kubernetes). Knowledge of data warehousing concepts and practices. Qualifications Bachelor's degree in Computer Science, Information Technology, or a related field. Relevant certifications in database management and cloud technologies are a plus. Work Experience 10-15Years

What you’ll do

Requirements

Requires 10–15 years of experience and advanced proficiency across multiple database platforms, HA/DR tools, cloud technologies, scripting languages, and database security practices. A bachelor's degree in Computer Science, Information Technology, or a related field is required; relevant database or cloud certifications are a plus.