Database and Software Administrator

Mississauga, Ontario, Canada

The Database Administrator (DBA) & Software Administrator supports Candu Projects by ensuring the availability, performance, security, and integrity of Oracle, MSSQL, and IBM Informix databases and associated enterprise applications. These systems enable critical project functions including capital planning, project controls, asset creation, procurement, regulatory reporting, and Document Control.

Database Administration:

• Install, configure, administer, and upgrade Oracle, MSSQL, and IBM Informix databases supporting project systems.
• Ensure high availability and performance of databases supporting:
  • Project controls, cost tracking, and scheduling.
  • Document Control.
  • Materials, procurement, and contract management.
  • Construction documentation and record keeping.
• Implement and maintain backup, recovery, and disaster recovery strategies aligned with reliability standards.
• Monitor database health, performance, and storage growth across multi‑year programs.
• Manage database security, access controls, and data segregation to meet regulatory, audit, and cybersecurity requirements.
• Perform SQL tuning, indexing, and configuration optimization for high‑volume transactional and reporting workloads.
• Plan and execute patches, fixes, and upgrades in accordance with change management and outage windows.
• Support internal and external audits, compliance reviews, and data retention obligations.
• Develop and maintain database documentation, standards, and operational runbooks.

Software & Application Administration:

• Administer enterprise and project‑centric applications used in utility capital delivery.
• Perform application installations, upgrades, patches, and configuration changes with minimal impact to active projects.
• Monitor application performance, batch processing, interfaces, and reporting cycles critical to utility governance.
• Support integrations with ERP, asset management, document management, scheduling, and reporting platforms.
• Manage application access for corporate, project, and field users in accordance with utility security policies.
• Coordinate with vendors, system integrators, and internal stakeholders for issue resolution and enhancements.
• Support testing, cutovers, and deployments for new projects and capital program rollouts.

Project & Operational Support:

• Ensure system stability during key project phases such as mobilization, peak construction, commissioning, and in‑service transitions.
• Participate in incident management, root cause analysis, and service restoration affecting capital project delivery.
• Collaborate with engineering, construction, operations, IT infrastructure, and cybersecurity teams.

Working Conditions:

• Occasional after‑hours or weekend work to support outages, cutovers, or regulatory deadlines.

• 5+ years of experience as a Database Administrator, with strong hands‑on experience in IBM Informix.
• Experience administering enterprise applications in Linux/UNIX and Windows environments.
• Experience with high‑availability, disaster recovery, and geographically distributed systems.
• Strong expertise in database backup/recovery, performance tuning, security, and capacity planning.
• Knowledge of asset lifecycle management and capitalization processes.
• Familiarity with ITIL‑based incident, change, and problem management.
• Familiarity with cybersecurity requirements.
• Strong analytical, troubleshooting, and documentation skills.
• Proficiency in scripting (Shell, Python, or similar) for automation and monitoring.

Wherever you are in your career – and whoever you are – AtkinsRéalis is for you. Here, support and collaboration are a vibrant part of a culture that lets you choose where – and how far – your career can go. Take on projects that push boundaries and drive sustainable impact, surrounded by colleagues who believe there's no limit to how brilliant you can be. It's time to join a like‑minded team where you'll be rewarded, supported, and free to be your kind of brilliant.

Explore the rewards and benefits that help you thrive – at every stage of your life and your career at AtkinsRéalis in Canada.

Enjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifestyle needs.

Make the most of diverse opportunities for training and professional development to grow your skills and expertise.

And take advantage of our hybrid working culture and generous time‑off policies to balance a fulfilling career with your personal life.

Be rewarded. Find out more.