Top Cyber Security Jobs in Toronto

Lead architecture and development of secure, high-scale Python and FastAPI payment infrastructure for AI-agent transactions. Design APIs for tokenization, mandates, authentication, attestation, and cryptogram workflows; own security, reliability, observability, testing, Kubernetes provisioning, and production operations. Drive technical initiatives, design reviews, and cross-functional collaboration with product, security, infrastructure, platform, and card-network partners while applying AI-assisted engineering practices.

Own product strategy and technical integrations for agentic commerce payments. Translate emerging standards into APIs, protocols, trust frameworks, requirements, and roadmaps. Partner with card networks, wallets, AI platforms, and engineering teams to deliver tokenization infrastructure, browser automation tooling, observability, and secure agent-initiated transactions. Represent VGS in standards discussions and shape the company’s technical vision for agent-ready payments.

Build and maintain Ruby on Rails backend features for vulnerability management, including security dashboards, reports, and ingestion pipelines. Improve system performance, reliability, and scalability; collaborate across backend, frontend, product, design, and security teams; review code; address technical debt; and participate in on-call rotations. The role requires relational database experience, distributed-team collaboration, technical problem-solving, and contributions across the stack when needed.

Lead product security initiatives focused on application security, systemic vulnerability remediation, secure architecture, software development lifecycle improvements, GitHub workflows, SCA tooling, and private package repositories. Partner with developers, promote secure development practices, experiment with AI-assisted vulnerability analysis and fixes, represent Product Security cross-functionally, and mentor teammates.

Supports application security across product and engineering teams by reviewing code, configurations, designs, vulnerabilities, and pull requests. Helps triage and prioritize security findings, provides remediation guidance, develops scripts and automation, and promotes secure coding practices. The role communicates risk to technical and non-technical stakeholders, collaborates cross-functionally, and develops offensive, defensive, and software engineering skills.

Drive revenue for an assigned territory by supporting field and inside sales, managing leads/renewals in Salesforce, coordinating with partners and channel teams, delivering customer presentations/demos, resolving customer issues, and meeting sales activity metrics while executing company values.

Design and build backend services for AI security products using Node.js and TypeScript. Own features from requirements and architecture through implementation, delivery, and production quality. Collaborate with Product, Design, customers, and engineering teams; make architectural decisions in an evolving domain; and raise technical standards through reviews and design discussions. The role requires handling distributed systems, ambiguity, multiple stakeholders, and rapid product change, with AI technology adoption encouraged.

Manage security operations, incident response, detection engineering, vulnerability and patch oversight, SaaS and endpoint security, cybersecurity risk assessments, and AI security strategy. Lead and develop security engineers, serve as senior Incident Commander, tune CrowdStrike detections, build coverage across endpoint, SaaS, identity, cloud, and proxy signals, and communicate security risks to technical and executive stakeholders.

Lead and coordinate pre-sales activities to develop and present cross-practice technical solutions. Support consulting, advisory, and architecture teams, build customer and partner relationships, and deliver demos, proofs of concept, and compelling technical presentations to drive profitable deals.

Leads complex, cloud-scale security programs and roadmap execution across Product, Engineering, and Enterprise teams. Evaluates security processes, tooling, workflows, automation, and AI adoption; promotes responsible AI use and security maturity. Establishes metrics-driven decision-making, influences stakeholders, manages security technologies and compliance frameworks, and communicates with executives, technical teams, consultants, and vendors. The role requires ownership of enterprise security programs involving IGA, privileged access, Zero Trust, and SSO.

Own and improve infrastructure security across corporate, cloud, network, endpoint, and operational environments. Responsibilities include vulnerability and configuration management, SIEM and security monitoring, EDR/XDR, incident response, cloud security, infrastructure hardening, security automation, and support for Government of Canada regulated environments. The role coordinates with IT, Engineering, Operations, and external security providers to reduce risk, remediate vulnerabilities, improve detection, and maintain compliance evidence.

Design and architect Security IP and SoC security subsystems. Develop RTL, constraints, and specifications; drive design exploration, optimization, and bug fixes. Collaborate with verification and implementation for test plans, verification closure, debug, and sign-off. Mentor team members and support project management, roadmaps, and processes.

Design and define SoC security architectures including Root of Trust, Secure Boot, key management, confidential compute, attestation, secure manufacturing, and device lifetime management. Perform threat modeling, cryptographic and side-channel analysis, define software security requirements, and lead cross-functional teams to implement hardware/software access control, isolation, and security policies.

Own security for Spade's production edge: manage PKI and mutual-TLS certificate lifecycle, design private network connectivity and webhook delivery security, drive vulnerability remediation, codify secure-build standards, and collaborate across engineering and product to improve overall security posture.

The Senior Security Engineer will secure cloud infrastructure across various services, develop security policies, manage exceptions, and respond to security alerts while collaborating with teams to eliminate security risks.

Lead and scale strategic partner motions (channels, GSIs, ISVs, OEMs, cloud, silicon) to drive joint go-to-market plans, revenue, and market expansion. Build executive relationships, enable partners technically and commercially, establish pipeline governance, and coordinate product, sales, marketing, and engineering to convert partner potential into measurable customer impact.

Provide technical support and incident resolution for complex wireless networks. Design, configure, and deploy Aruba and Cisco WLAN solutions, manage authentication with ClearPass or ISE, perform root-cause analysis, follow change management, document configurations, and mentor junior team members while coordinating with vendors and senior engineers.

Designs and reviews security controls for multi-cloud architectures, applications, APIs, workloads, and data flows. Partners with cloud, network, identity, security operations, and application teams to assess risks and implement secure design patterns. Advises on Zero Trust, IAM, segmentation, encryption, monitoring, perimeter controls, and cloud-native security capabilities. Documents findings, exceptions, remediation plans, and governance guidance while communicating risk and priorities to technical and leadership stakeholders.

Drive B2B sales of video surveillance and physical security solutions to medium and large accounts across an assigned territory. Responsibilities include prospecting, relationship management, strategic account planning, complex solution selling, proposal development, negotiation, closing, pipeline management, customer presentations, and coordination with branches, contractors, OEMs, integrators, and service teams to deliver solutions.

Lead technical strategy and architecture for software security across Block. Design and deliver security solutions, drive Secure SDLC adoption, threat model critical systems, mentor engineers, and execute high-priority security initiatives for scalable, resilient security services and mobile/platform security.

Manage enterprise SaaS customer relationships from onboarding through adoption, retention, and expansion. Serve as the primary customer liaison, conduct business reviews, communicate ROI, develop success plans, monitor customer health, resolve escalations, and coordinate with Product, Engineering, Support, and Sales. Provide platform education, communicate roadmap updates, identify adoption opportunities, and deliver measurable customer value.

The AI Security Analyst assesses and mitigates risks across AI systems, machine learning platforms, and Generative AI applications. Responsibilities include threat modeling, vulnerability identification, security monitoring, incident response, root cause analysis, access control, policy development, compliance support, audit participation, and secure design reviews. The role partners with engineering, infrastructure, governance, and business teams to improve AI security capabilities and promote responsible AI adoption.

Serve as the technical lead for strategic customers: onboard, train, troubleshoot, and drive adoption of Tailscale. Build relationships, conduct QBRs, recommend best practices, escalate product feedback, and maintain customer-facing documentation to enable long-term success and expansion.

Manage corporate IT operations and the information security program across macOS, Google Workspace, SaaS platforms, and cloud services. Administer devices, accounts, access controls, monitoring, endpoint protection, and data security. Investigate suspicious activity, lead incident response, manage onboarding and offboarding, provide IT support, oversee assets and vendors, and maintain security policies, training, backups, and business continuity.

Administer and support Microsoft 365 productivity platforms, resolve escalated technical issues, design permanent solutions and automations, lead projects, deliver trainings, create reports, and collaborate across teams to improve service stability.