Senior DBA

Nexus Systems Group Inc.

toronto, on, Canada
Full-time
Posted June 06, 2026

Job Description

Overview

Summary: Responsible for coordinating changes to computer databases, test and implement the database applying knowledge of database management systems. Responsible for planning, coordinating and implementing security measures to safeguard the computer database.

Responsibilities

Design, engineer, and deploy on a breadth of RDBMS and NoSQL database technologies and platforms such as Db2 LUW, Netezza, Oracle, SQL Server, Postgres, MongoDB, AWS RDS, Redshift, other DBMS technologies.

Design and develop optimal solutions to migrate or upgrade existing databases to new platform or DBMS versions

Build and leverage automation and DB DevSecOps pipelines to provision, upgrade, patch and maintain DB systems

Support DB change request and problem investigation and resolution of both production and non-production environments.

Monitor capacity, high-availability and performance for non-production and production databases to ensu...