Senior Technology Architect

Source Code; Toronto; Hybrid; CAD 110,000 - 150,000; Full time

Job summary

A leading technology firm in downtown Toronto is seeking a Sr. Technology Architect for a hybrid role requiring in-office presence three days a week. This position involves leading security design and architecture reviews across various cloud platforms, developing secure reference architectures, performing risk assessments, and defining identity solutions. Ideal candidates will have proven experience in technical security leadership, particularly with AWS and Azure, along with a strong background in application architecture and networking. This role is offered on a contract basis for over 7 months.

Qualifications

• Proven leadership in technical security architecture for enterprise environments.
• Experience in Security Architecture and design with Cloud Platforms.
• Strong grounding in application architecture, networking, and security operations.

Responsibilities

• Lead end-to-end security design and architecture reviews for cloud platforms.
• Develop secure-by-design reference architectures tailored to cloud deployments.
• Perform threat modeling and risk assessments to align with security standards.
• Define identity and access control strategies including SSO and MFA.
• Design network and infrastructure security controls.
• Architect data protection solutions for cloud and SaaS data.
• Integrate logs into SIEM platforms and design automation playbooks.
• Collaborate with teams to embed security into CI/CD pipelines.
• Facilitate design workshops and document decisions.
• Mentor junior architects sharing best practices.

Skills

Leadership in technical security architecture

Security Architecture and design with Cloud Platforms

Experience with SaaS ecosystems

Application architecture knowledge

Networking

Security operations

Tools

AWS

Azure

GCP

Splunk Cloud

Azure Sentinel

Job description

About the job RQ08907 - Sr. Technology Architect

Downtown, Toronto

Hybrid - office 3 days a week

Contract 7+ months

Security Level: CRJMC (must get clearance before start date)

Key Responsibilities

• Lead end-to-end security design and architecture reviews for common cloud platforms (AWS, Azure, GCP) and major SaaS applications
• Develop and maintain secure-by-design reference architectures, patterns, and guidelines tailored to IaaS, PaaS, and SaaS deployments
• Perform threat modeling, risk assessments, and gap analyses to align solutions with internal security standards and regulatory requirements
• Define identity and access control strategies, including SSO, MFA, PKI, and least-privilege models
• Design various network and infrastructure security controls: e.g. network segmentation, security groups, firewalls, SASE, IPS/IDS
• Architect data protection solutions: encryption key management, Transparent Data Encryption, tokenization, DLP for cloud and SaaS data
• Integrate application and infrastructure logs into SIEM platforms (Splunk Cloud, Azure Sentinel) and design SOAR playbooks for automated response
• Collaborate with DevOps and engineering teams to embed security requirements in CI/CD pipelines, leveraging IaC tools
• Facilitate design workshops, governance gates, and architecture review boards; document decisions and action items
• Mentor junior architects and security engineers, sharing best practices and driving continuous improvement

Must-haves:

• Proven leadership in technical security architecture for enterprise environments
• Security Architecture and design with Cloud Platforms (AWS, Azure)
• Experience withSaaS ecosystems
• Strong grounding in application architecture, networking, and security operations