Senior Technology Architect

Queen's Park Ontario Provincial Government, Canada | Posted on 11/03/2026

• Country Canada

Job Description

Location: Toronto, ON

Job ID#: RQ11599

Duration: 12 Months

Role Overview

We are seeking a Senior Technology Architect with extensiveexperience in enterprise architecture, database administration, middlewaretechnologies, infrastructure planning, and large-scale system integrations. Thesuccessful candidate will provide leadership in architecture design,infrastructure modernization, database support, middleware operations, andenterprise platform sustainment while supporting business-critical applicationsand services.

Key Responsibilities

• Develop,recommend, implement, and manage technical architecture includinghardware, software, databases, and communications infrastructure.
  
• Designand architect system and data integration solutions.
  
• Translatebusiness requirements into technical and reporting requirements.
  
• Developconceptual, logical, and physical data models.
  
• Leadenterprise architecture activities and contribute architecturedeliverables and models.
  
• SupportIAM modernization initiatives utilizing technologies such as MicrosoftEntra ID or Oracle IAM.
  
• Designand support Single Sign-On (SSO) architecture solutions.
  

Infrastructure & Platform Support

• Leadinfrastructure-related activities including deployments, upgrades,patching, and maintenance.
  
• Supportanalytics platforms and enterprise-wide infrastructure initiatives.
  
• Maintaininfrastructure capacity planning and performance optimization.
  
• Supportdatabases, middleware platforms, and related infrastructure environments.
  
• Leadoperating system upgrade initiatives across Windows, Linux, and UNIXenvironments.
  
• Leaddatabase upgrade and migration projects.
  

Database Administration

• Provideadministration and support for Oracle, SQL Server, and DB2 databaseenvironments.
  
• Performdatabase backup, recovery, export/import, maintenance, monitoring,performance tuning, and optimization.
  
• Managedatabase security, access controls, permissions, and recovery plans.
  
• Maintaindata standards and technical documentation.
  
• Performdatabase capacity planning and storage management.
  
• Install,configure, test, and support new database platform versions.
  

Middleware Administration

• Install,configure, upgrade, clone, and administer middleware platforms.
  
• Supportenterprise middleware operations and infrastructure services.
  
• Performtroubleshooting, incident resolution, and root cause analysis.
  
• Supportapplication deployment and environment promotion activities acrossdevelopment, testing, UAT, pre-production, and production environments.
  

Documentation & Governance

• Developtechnical documentation including operational procedures, architecturedocumentation, build books, and programming specifications.
  
• Participatein release management, planning activities, and change assessments.
  
• Capturemeeting outcomes and follow up on action items.
  
• Ensurealignment with ITIL-based operational processes and best practices.
  

Required Qualifications

General Skills

• Leadershipexperience developing and implementing enterprise technical architectures.
  
• Experienceacross multiple platforms, operating systems, database technologies, andcommunication protocols.
  
• Strongknowledge of middleware technologies and gateway solutions.
  
• Experiencewith structured methodologies for design, development, and implementation.
  
• Extensivesystems analysis and design experience within large enterpriseenvironments.
  
• Strongunderstanding of ITIL processes and service management practices.
  
• Experienceutilizing CASE tools, project management tools, and related technologies.
  
• Awarenessof emerging technologies, trends, and industry best practices.
  

Database & Infrastructure Expertise

• 10+years of experience with Oracle Database technologies, including OracleRAC.
  
• Extensiveexperience supporting Oracle 19c and enterprise database environments.
  
• 10+years of UNIX (Solaris/Linux) and Windows Server administrationexperience.
  
• Extensiveexperience supporting SQL Server environments and SSRS implementations.
  
• Experiencewith database clustering, Data Guard, Flashback technologies, backup andrecovery strategies.
  
• Experiencewith database performance monitoring and tuning.
  
• Experiencewith capacity planning and infrastructure scaling initiatives.
  

Middleware & Integration Experience

• Extensiveexperience with IBM TRIRIGA, WebSphere, and IBM HTTP Server environments.
  
• Experiencewith Oracle Data Integrator (ODI) installation, administration, migration,and upgrades.
  
• Experiencedesigning and implementing system and data integration solutions.
  
• Experiencesupporting large-scale middleware operations and technologyinfrastructure.
  
• Experiencewith Hadoop installation, configuration, and infrastructure design.
  
• Excellentanalytical, problem-solving, and decision-making skills.
  
• Strongverbal and written communication skills.
  
• Strongstakeholder engagement and negotiation skills.
  
• Abilityto work effectively with ambiguous and conflicting requirements.
  
• Experiencecommunicating with large groups of stakeholders.
  
• Provenability to manage competing priorities and meet deadlines.
  

Preferred Qualifications

• Experienceapplying enterprise architecture frameworks and public sector architecturepractices.
  
• Knowledgeof Enterprise Content Management (ECM) platforms.
  
• Knowledgeof Information Management principles, policies, and practices.
  
• Experienceworking within large public sector organizations.
  

Work Arrangement

• 5days onsite.