Senior Manager, Security Architecture, Engineering and SOC (Etobicoke, ON – Hybrid)

Position Summary:

We’re looking for a technically strong and hands-on Senior Manager, Security Architecture, Engineering and SOC to lead and evolve LifeLabs’ cybersecurity operations and technology landscape. This is a hybrid role based in Etobicoke, ON, offering the opportunity to shape and strengthen our security posture while working closely with cross-functional teams and external partners.

In this role, you’ll be responsible for ensuring our cybersecurity technologies are effectively configured, integrated, and optimized to detect, contain, and respond to threats. You’ll lead a high-performing team and coordinate with internal stakeholders and service providers to drive operational excellence, enhance automation, and continuously improve our security capabilities. This is a key leadership role where your expertise will directly contribute to protecting critical systems and enabling a resilient, secure organization.

Vacancy status: This posting is for an existing position.

What You’ll Do:

Security Architecture, Engineering & Technology Optimization:

• Lead the design, configuration, integration, and continuous improvement of the cybersecurity technology stack to maximize threat detection, operational efficiency, and alignment with enterprise architecture.
• Oversee implementation and tuning of security tools (e.g., SIEM, SOAR, EDR/XDR, vulnerability management, identity and network security) to improve accuracy, reduce false positives, and ensure seamless interoperability.
• Drive automation of security workflows and processes to accelerate response times and improve consistency across operations.
• Manage relationships with vendors and service providers, including performance, escalations, and roadmap alignment, while supporting procurement and evaluation of new technologies.

Threat Detection, Analysis & Incident Management

• Lead proactive threat modeling to identify and prioritize risks across the organization.
• Oversee advanced threat analysis and triage of complex security events using logs, threat intelligence, and behavioural indicators.
• Ensure effective log ingestion, monitoring, and data normalization to support detection and compliance requirements.
• Manage end-to-end cyber incident response, including assessment, containment, recovery, root cause analysis, and continuous improvement.
• Facilitate simulations and tabletop exercises to strengthen incident readiness and response capabilities.
• Partner with Business Continuity and Disaster Recovery teams to align security operations with broader resilience strategies.

Security Operations & Continuous Improvement:

• Lead ongoing efforts to reduce the attack surface, including identification and remediation of threats and vulnerabilities.
• Develop and maintain operational playbooks, runbooks, and documentation to support consistent and effective execution.
• Monitor and report on key performance and risk indicators, providing insights to support data-driven decision-making.
• Collaborate with infrastructure, architecture, and application teams to address vulnerabilities and ensure alignment with defined SLAs.

Leadership & Cross-Functional Collaboration:

• Lead, coach, and develop a team of security professionals, fostering a culture of collaboration, accountability, and continuous learning.
• Partner with IT and Cyber Security teams to embed security best practices across projects and operations.
• Support team capability development, ensuring skills remain current with evolving technologies and threat landscapes.
• Drive cross-functional collaboration and knowledge sharing to enhance overall organizational security maturity.
• Oversee resource planning, prioritization, and process improvements to ensure efficient and effective delivery.

What You'll Bring:

• 10+ years of experience in information security operations, incident response, or a related field, with at least 3 years in a leadership capacity, including building, mentoring, and developing high-performing technical teams.
• Bachelor’s degree in Computer Science, Information Security, Engineering, or a related discipline; advanced degree is an asset.
• CISSP (Certified Information Systems Security Professional) designation is required.
• Strong expertise in cybersecurity technologies, including SIEM, SOAR, EDR/XDR, identity and access management, and cloud security platforms.
• Deep understanding of security frameworks, standards, and best practices (e.g., NIST, ISO).
• Experience operating in cloud-centric and complex enterprise environments.
• Strong analytical, problem-solving, and strategic thinking skills, with the ability to translate business needs into security solutions.
• Excellent communication and stakeholder management skills, with the ability to influence and collaborate across all levels of the organization.
• Ability to balance strategic thinking with hands-on execution in a fast-paced, evolving environment.

Why Join Us?

At LifeLabs, you’ll play a key role in shaping and advancing our cybersecurity capabilities at a time of meaningful transformation. You’ll work alongside talented, collaborative teams who are committed to innovation, continuous improvement, and protecting the systems that support healthcare across Canada.

We’re committed to fostering an inclusive and supportive environment where diverse perspectives are valued, and where you can grow your career while making a real impact. Here, your ideas matter, your expertise is trusted, and your contributions help drive a more secure and resilient future.

What We Offer:

Salary range: $112,565 - $143,520 CAD annually (commensurate with experience)

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