Senior Applications Architect

The Senior Applications Architect will lead the architecture and technology strategy for the MLITSD 360 platform and its sub-projects. This role involves designing and managing application architectures in a large, distributed, cross-platform environment, with a focus on cloud-native microservice architectures using Tanzu. The architect will collaborate with stakeholders to define solutions, ensure compliance with government standards, and provide leadership throughout the project lifecycle, including post-implementation support. Responsibilities:

• Lead overall architecture and technology strategy for MLITSD 360 platform and sub-projects.
• Develop, recommend, implement, and manage application architecture including hardware, software, database, and communications.
• Design and manage microservice architecture on the Tanzu platform.
• Provide input on cloud costing, licensing, and budget optimization.
• Define application architecture requirements and obtain management approvals.
• Deliver architectural artifacts to meet Ontario Government architecture standards.
• Conduct in-depth architecture reviews and assessments to support enterprise initiatives.
• Develop and maintain application architectural policies and standards.
• Provide architecture expertise and advice to project teams, management, and external contractors.
• Lead sensitive architecture investigations and ensure integration with corporate policies.
• Participate in solution selection, design meetings, and review architecture quality.
• Resolve technical and system issues with clients and teams.
• Assist in IT project management and provide knowledge transfer to Ministry staff.
• Provide post-implementation support.

• Leadership experience in application architecture development and implementation.
• Strong facilitation skills engaging multiple stakeholders including security, privacy, and accessibility.
• Extensive experience with cloud-native technologies, especially Azure App Services and RESTful APIs.
• Deep knowledge of microservice architecture using containers, specifically Tanzu (formerly Pivotal Cloud Foundry).
• Experience with multiple platforms, operating systems (e.g., Solaris, Windows), databases (e.g., MS SQL), programming languages (Java, C#, JavaScript), and communication protocols.
• Expertise in structured methodologies for application design, development, and implementation.
• Experience with Computer Aided Software Engineering (CASE) tools such as PowerDesigner and Visio.
• Proven ability in cloud security and securing cloud workloads.
• Experience leading architecture for hybrid deployments across on-premise and multiple cloud providers.
• Knowledge of public sector IT standards and enterprise architecture governance.
• Excellent analytical, problem-solving, communication, and negotiation skills.
• Experience working in Agile delivery methodologies and DevOps automation.

• Experience with platforms such as Mid-Tier and Mobile.
• Familiarity with Linux operating system and Azure SQL, PostgreSQL databases.
• Experience with Microsoft SharePoint Online and on-premises deployments.
• Knowledge of cloud networking design including virtual networks, subnets, network peering, and web application firewalls.
• Experience with API management and REST API design.
• Experience in large enterprise or public sector architecture governance committees.
• Strong presentation and documentation skills.

• Candidate must work onsite at the office location.
• Participation in sensitive and high-profile government projects requiring strict adherence to standards and security protocols.

• Standard office hours with potential involvement in project-related meetings and reviews.
• May require flexibility to support project deadlines and post-implementation activities.