Top Cyber Security Jobs in Montreal

Build and operate MITRE ATT&CK-aligned threat detections across cloud, endpoint, identity, email, and application telemetry. Own the detection lifecycle, advance detection-as-code with Git, testing, CI/CD, and observability, and improve data ingestion and enrichment. Evaluate AI-assisted security capabilities, translate threat intelligence into detections, and partner with Security Operations during investigations and incident exercises. The role requires strong Python and SQL skills, SIEM expertise, AWS and Linux knowledge, and independent project leadership.

Leads secure enterprise architecture design and GitLab Professional Services implementations across application security, cloud security, DevSecOps, identity, vulnerability management, and compliance. Guides SaaS, Self-Managed, and Dedicated deployment decisions; leads CI/CD, source control, and security-tool migrations; conducts risk assessments and threat modeling; supports pre-sales scoping and statements of work; coordinates cross-functional delivery; mentors consultants; and develops security enablement materials.

Develop API integration and automation code in Python to connect vulnerability management tools with other security platforms. The role focuses on building integrations between systems, with vulnerability-tool and broader security-tool API experience preferred. It does not involve operating security tools, analyzing vulnerabilities, or administering DevSecOps platforms.

Leads security and networking infrastructure architecture for technology projects, including detailed designs, standards, technical patterns, technology evaluations, security assessments, and domain roadmaps. Advises on network security, cloud, IAM, PAM, logging, and observability; supports high-risk operational challenges; collaborates with enterprise and solution architects; and mentors security and network operations teams. The role also guides implementation governance and presents architecture solutions to stakeholders and executives.

Builds, modernizes, and operates Walmart’s enterprise SailPoint IdentityIQ platform. Designs identity lifecycle workflows, access governance, policy controls, integrations, custom connectors, APIs, and automation across directories, HR systems, mainframes, cloud platforms, and enterprise applications. Leads platform upgrades, hardening, monitoring, incident response, high availability, and disaster recovery while ensuring scalability, compliance, and reliability.

Serve as the IAM subject-matter expert for a multi-client environment. Establish governance, evaluate and roadmap IAM technologies, optimize RBAC and ABAC models, automate identity processes, support identity protection initiatives, maintain architecture and process documentation, and drive continuous improvement. Collaborate with internal and external stakeholders while advising leadership and strengthening the organization’s security posture.

Leads technical security sales engagements as a trusted customer advisor. Responsibilities include designing and demonstrating Microsoft security solutions, developing security modernization strategies, leading architecture sessions, resolving technical blockers, achieving technical wins, coordinating internal teams and partners, and transitioning customers to post-sale success. The role requires expertise in cloud security, XDR, Zero Trust, SIEM, incident response, and Microsoft Defender and Sentinel technologies, along with fluency in English and French.

Designs and implements security solutions across application, infrastructure, enterprise, and observability domains. Responsibilities include threat modeling, integrating security into development workflows, automating detection and response using AI, incident response, regulatory support, mentoring, and shaping security priorities. The role requires collaboration with engineering, product, compliance, and vendors in a regulated fintech environment.

Build and maintain security automation, vulnerability management tooling, detection rules, CI/CD integrations, and supply chain security controls. Support application, cloud, identity, access, DLP, secrets, and data warehouse security programs. Partner with engineering teams on secure architecture and remediation, manage security policies, conduct access reviews, and contribute to security standards and mentorship.

Build and operate infrastructure security platforms centered on workload identity, service-to-service authentication, authorization, and short-lived credentials. Replace static secrets with identity-based systems, develop identity-authenticated proxies and APIs, and unify authorization policy management. Partner with platform and application teams to drive adoption, migrate legacy systems, and ensure reliable production infrastructure with strong developer experience.

Lead corporate endpoint security architecture with a focus on macOS, designing secure-by-default controls, automation, patching, software distribution, and security baselines across macOS, iOS, Windows, and Linux. Manage configurations through Terraform, GitOps, version control, CI pipelines, and automated rollouts. Partner with IT and security teams to improve telemetry, detection, response, auditability, and operational efficiency. Mentor engineers and serve as a senior escalation point for complex endpoint security issues in a fully remote environment.

Build and deploy highly reliable endpoint security agents for Windows, macOS, and Linux. Lead technical execution, system design, architecture documentation, code quality, performance, and reliability initiatives. Mentor engineers and collaborate with Product, Security, and DevOps teams. The role requires strong systems programming, operating system internals, cybersecurity, threat detection, security data processing, and technical leadership experience.

Lead PAM architecture and engineering for IDIRA/CyberArk Privileged Cloud, including custom CPM plugins, PSM connectors, MFA integrations, JIT access, cloud administration, and AI-agent credential vaulting. Establish onboarding standards, security controls, automation, auditability, and risk metrics across AWS, Azure, and GCP. Troubleshoot complex platform issues, remediate privileged-access risks, guide application teams, and support incident response involving compromised privileged accounts.

Own security for cloud and ML infrastructure, including tenant isolation, GPU cluster security, model protection, vulnerability management, network segmentation, monitoring, access governance, and credential management. Lead infrastructure security projects and establish technical standards and guardrails in partnership with Security, DevOps, Engineering, IT, and ML teams. The role also supports incident response, CSPM, sandboxing, container isolation, and SOC 2 readiness.

Own and improve corporate security across identity and access management, endpoint protection, SaaS applications, Zero Trust, automation, detection, and incident response. Implement Entra ID controls, SSO, SCIM, MFA, RBAC, JML workflows, Intune policies, EDR, and security baselines. Automate security processes with Python or JavaScript, investigate alerts, remediate incidents, and partner with IT, Security, Engineering, and business teams in a fast-moving startup environment.

Designs and maintains secure cloud, on-premises, and containerized environments while strengthening cyber defense detection engineering. Responsibilities include log ingestion and platform maintenance, monitoring and investigating alerts across SIEM, EDR, and XDR tools, developing and tuning detection rules and threat signatures, reducing false positives, and identifying mitigation and response opportunities. The role administers Microsoft Sentinel, CrowdStrike, Microsoft Purview, and Jira, and collaborates with development, infrastructure, and security teams.

Lead security engineering strategy and technical roadmaps, advise on complex security decisions, drive cross-team collaboration, mentor security specialists, and evolve security controls by monitoring threats and industry trends to ensure secure-by-design delivery at scale.

Build IAM workflows, self-service APIs, command-line tools, and lightweight interfaces for access provisioning and deprovisioning. Automate employee lifecycle processes through HR and identity-provider integrations, create audit logging and access-review systems, and integrate security platforms across corporate and R&D environments. Collaborate with Security Engineering, IT, and platform teams to deliver secure, scalable, developer-friendly access management.

Builds secure, automated identity and access management tooling, including access request workflows, self-service APIs and interfaces, user lifecycle pipelines, audit logging, and access review systems. Integrates HR systems, identity providers such as Okta, and security platforms while collaborating with Security Engineering, IT, and platform teams to improve scalable access provisioning, deprovisioning, compliance, and developer experience.

Leads a distributed team of security and infrastructure engineers responsible for securing NVIDIA’s large-scale DGX Cloud GPU fleet. Sets technical direction for security control planes and foundational services, oversees hiring and talent development, drives measurable risk reduction, and ensures operationally ready engineering delivery. The role requires cross-functional influence across platform, SRE, networking, and security teams, along with expertise in cloud-native architecture, Kubernetes, identity and access, policy enforcement, and vulnerability management.

Design and build foundational security services for NVIDIA DGX Cloud’s large-scale GPU infrastructure. Develop automated Infrastructure-as-Code and Policy-as-Code enforcement, orchestration guardrails, identity and secrets services, scanning APIs, and security response systems. Integrate security products into API-first platforms and CI/CD workflows, conduct threat modeling, and secure distributed cloud-native systems. Collaborate with infrastructure, security, and product engineering teams across omni-cloud and on-premise environments.

Designs and implements security controls across cloud platforms, operating systems, Kubernetes, networks, and CI/CD. Audits infrastructure for vulnerabilities, develops security and privacy improvements, performs threat modeling, and drives remediation. The role includes software development, infrastructure security analysis, and serving as an infrastructure-level subject matter expert during security incidents.

Design, build, and scale security infrastructure across systems, networks, endpoints, and products. Own security architecture, detection/response, vulnerability and risk management, and security policies. Integrate security into the SDLC, partner with engineering, run incident response and monitoring, lead security education, and temporarily own IT infrastructure.

Serve as the customer-facing security lead for Akamai product integrations, drive account team delivery and customer success, identify service improvements, manage technical projects and priorities, and communicate with internal and external stakeholders to ensure high-quality integration and support.