Our Client is seeking an experienced Senior IT Enterprise Architect / Strategist to lead enterprise architecture strategy, application portfolio management, IT governance, and technology transformation initiatives within the Ontario Public Sector.

The ideal candidate will have strong expertise in capability-based architecture, enterprise architecture frameworks, application and technology architecture, and AI-enabled solutions. The role requires prior Ontario Public Service (OPS) or Federal Government experience.

Key Responsibilities

• Develop, implement, and maintain enterprise architecture strategies aligned with organizational objectives and business capabilities.

• Lead capability-based architecture initiatives, including business capability mapping, process modelling, and technology alignment.

• Assess and optimize application portfolios to improve performance, eliminate redundancy, reduce technical debt, and control IT costs.

• Define and implement application portfolio management frameworks, governance standards, architecture blueprints, and technology roadmaps.

• Conduct business and technical value assessments of enterprise applications, platforms, infrastructure, and IT investments.

• Evaluate portfolio risks, vendor viability, technology lifecycles, cloud dependencies, and emerging market trends.

• Design scalable, modular, and composable enterprise architectures leveraging shared platforms and reusable services.

• Develop architecture models, documentation, roadmaps, and governance deliverables using enterprise architecture tools.

• Support digital transformation by aligning business strategy, operational processes, enterprise systems, and data requirements.

• Identify technology risks, dependencies, and mitigation strategies across enterprise applications and infrastructure.

• Collaborate with business leaders, technical teams, vendors, and government stakeholders to support architecture decisions.

• Prepare executive presentations, briefing notes, architectural recommendations, and stakeholder reports.

Mandatory Requirements

• Proven experience in capability-based enterprise architecture and business capability modelling.

• Prior Ontario Public Service (OPS) or Federal Government experience.

• Strong knowledge of Application Architecture, Technology Architecture, and Artificial Intelligence (AI).

• Extensive experience developing and implementing Enterprise Architecture strategies and frameworks.

• Experience in Application Portfolio Management (APM), IT Governance, and technology roadmapping.

• Demonstrated ability to align enterprise architecture with organizational strategy and business outcomes.

Required Technical Skills

• Enterprise Architecture frameworks and methodologies, including TOGAF or equivalent.

• Enterprise Architecture modelling, blueprinting, repository management, and governance tools.

• Application Portfolio Management, application rationalization, lifecycle management, and technology risk analysis.

• Business Capability Mapping, Business Process Modelling, and enterprise transformation planning.

• IT value assessment, technical debt analysis, vendor evaluation, and portfolio optimization.

• Application, Technology, Cloud, and AI Architecture.

• Composable Architecture, Modular Architecture, Enterprise Platforms, and Shared Services.

• Architecture governance, compliance, reporting, and technology roadmap development.

• Knowledge of CASE tools, software development methodologies, project management tools, and business process re-engineering.

Preferred Qualifications

• Experience leading enterprise-scale digital transformation initiatives.

• Experience facilitating architecture workshops and stakeholder meetings.

• Strong executive communication, presentation, and briefing note preparation skills.

• Experience in project management, change management, and strategic IT planning.

• Strong analytical, problem-solving, decision-making, and negotiation skills.