Hybrid cloud architecture

Overview We are seeking a highly experienced

Senior Applications Architect to lead the architecture and technology strategy for the

MLITSD 360 platform and its associated sub-projects . The successful candidate will provide technical leadership in designing, implementing, and governing complex cloud-native, microservices-based application architectures within a large enterprise and public-sector environment.

This role requires strong expertise in

Azure cloud architecture, containerized microservices, Tanzu (formerly Pivotal Cloud Foundry), DevOps, hybrid cloud deployments, security, and enterprise architecture governance .

This is an onsite role in Toronto, Ontario.

Key Responsibilities

Lead the overall application architecture and technology strategy for the MLITSD 360 platform and related initiatives.

Design, recommend, implement, and manage application architectures across hardware, software, databases, integrations, and communications.

Architect and deliver cloud-native solutions using microservices and containerized platforms, specifically Tanzu (formerly Pivotal Cloud Foundry) .

Develop solution options and architectural artifacts to address complex business requirements and align with Ontario Government architecture standards.

Provide architectural leadership for hybrid deployments spanning on-premises data centres and multiple cloud environments.

Lead architecture reviews, assessments, investigations, and technical solution design activities.

Define application architecture requirements and obtain required management and governance approvals.

Develop architecture work plans, detailed solution designs, resource estimates, and implementation strategies.

Provide expertise in cloud costing, licensing, and efficient utilization of program budgets.

Ensure appropriate consideration of security, privacy, accessibility, and enterprise integration requirements.

Design integration and communication solutions between internal system components and external systems.

Participate in enterprise architecture governance and deliver artifacts aligned with the

OPS Zachman Enterprise Framework .

Ensure project teams follow Ministry standards, methodologies, architectural policies, and industry best practices.

Provide technical leadership and guidance to Agile delivery teams.

Support technical issue resolution, implementation activities, and post-production support.

Contribute to project planning and collaborate with project management teams.

Provide effective knowledge transfer to Ministry staff throughout the engagement.

Mandatory Skills & Experience 1. Solutions & Cloud Architecture

Extensive experience designing and implementing solutions in public cloud environments using:

Infrastructure-as-a-Service (IaaS)

Platform-as-a-Service (PaaS)

Software-as-a-Service (SaaS)

Strong

Microsoft Azure architecture experience is highly preferred.





Demonstrated experience with cloud-native technologies supporting applications containing highly sensitive data.

Strong experience with

Azure App Services

RESTful APIs

Hybrid cloud architecture

Multi-cloud deployments

Demonstrated leadership in cloud security architecture and securing cloud workloads against potential threats.

Ability to evaluate cloud services and recommend the most appropriate solutions for organizational requirements.

Experience designing and implementing cloud networking, including:

Virtual Networks (VNETs)

Subnets

Network peering

Web Application Firewalls (WAF)

- Microservices & Container Architecture

Extensive experience designing and implementing microservices-based architectures .

Strong experience delivering solutions using containerized platforms.

Mandatory experience with Tanzu (formerly Pivotal Cloud Foundry).

Experience managing large-scale programs leveraging common microservices platforms to deliver multiple integrated solutions.

Experience designing scalable, resilient, and distributed application architectures.

- Agile, DevOps & Software Delivery

Strong experience working as a Solution/Application Architect within

Agile delivery environments .

Experience embedded within delivery teams, providing technical leadership and architectural guidance.

Demonstrated experience leading technical delivery teams and solution implementation initiatives.

Strong understanding of DevOps practices, including:

Infrastructure automation

Code deployment automation

CI/CD pipelines

Functional test automation

Security testing

Experience developing and implementing

Blue-Green deployment strategies .

4. Technology Architecture Extensive experience across multiple technologies, platforms, operating systems, databases, programming languages, and communication protocols.

Platforms

Mid-Tier applications

Mobile platforms

Operating Systems

Windows

Linux

Databases

Microsoft SQL Server

Azure SQL

PostgreSQL

Programming Technologies

Java

.NET / C#

JavaScript

Angular

React

Node.js

Integration & APIs:

REST APIs

API Management

HTTP/HTTPS

TCP/IP

UDP

FTP

SMTP

Other enterprise communication protocols

Additional Technologies

Microsoft SharePoint Online

SharePoint On-Premises

- Enterprise Architecture & Governance

Experience developing and implementing application architectures within large, distributed, cross-platform enterprise environments.

Strong understanding of enterprise architecture frameworks and governance.

Experience producing architectural artifacts aligned with the

OPS Zachman Enterprise Framework .





Experience participating in architecture reviews across multiple architecture domains.

Experience with structured methodologies for application design, development, and implementation.

Strong systems analysis and design experience in large-scale enterprise environments.

Experience with architecture and design tools such as:

PowerDesigner

Microsoft Visio

Other CASE tools

- Public Sector / Large Enterprise Experience

Experience working within

Public Sector and/or large enterprise environments .

Experience with enterprise architecture governance processes and committees.

Knowledge of organizational IT standards, preferably

Government of Ontario (GO-ITS) standards .

Experience leading projects through enterprise architecture governance and review committees.

Experience preparing architecture documentation and artifacts for committees such as the

Ontario Government Architectural Review Board .

Knowledge of MLITSD application patterns and infrastructure is considered a strong asset.

- Leadership & Stakeholder Management

Demonstrated leadership in developing and implementing complex application architectures.

Strong facilitation skills with the ability to engage multiple stakeholders.

Experience collaborating with business teams, technical teams, security specialists, privacy teams, accessibility specialists, management, and external vendors.

Strong analytical, problem-solving, and decision-making capabilities.

Excellent verbal and written communication skills.

Strong presentation, documentation, interpersonal, and negotiation skills.

Awareness of emerging technologies, industry trends, and architectural best practices.

Requirements Ideal Candidate Profile The ideal candidate is a

Senior Applications Architect with deep Azure and cloud-native architecture expertise , combined with hands-on leadership experience in microservices, container platforms, and Tanzu/Pivotal Cloud Foundry . The candidate should have a proven background delivering complex enterprise solutions through Agile and DevOps methodologies and navigating architecture governance within large public-sector or enterprise organizations.

Critical Must-Have Skills Candidates must demonstrate robust experience in:

Public cloud architecture using

IaaS, PaaS, and SaaS

Microsoft Azure

Microservices architecture

Containerized solution delivery

Tanzu (formerly Pivotal Cloud Foundry)

Cloud security architecture

Hybrid cloud and on-premises integration

Agile delivery methodologies

DevOps, CI/CD, and automation

Blue-Green deployments

Azure networking (VNETs, Subnets, Peering, WAF)

REST APIs and API Management

Java and/or .NET/C#

Angular, React, and/or Node.js

MS SQL, Azure SQL, and PostgreSQL

Enterprise architecture governance

Public Sector or large enterprise architecture experience

Ontario Government architecture standards/GO-ITS exposure

Architecture documentation and governance artifacts

Strong stakeholder management and technical leadership

📌 Applications Architect Senior (Toronto)
🏢 Joblinxsapp
📍 Toronto