Senior Technology Architect

Queen's Park Ontario Provincial Government, Canada | Posted on 11/03/2026
Country Canada
Job DescriptionLocation:
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 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.
#J-18808-Ljbffr