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  • Senior Security Engineer

    PheedLoop

    Toronto, ON

    • Full-time

    3+ years in offensive security, red teaming, penetration testing, or a closely adjacent role, with real hands-on engagements you can speak to in depth.

  • Senior Security Engineer

    PheedLoop

    Toronto, ON

    • Full-time

    3+ years in offensive security, red teaming, penetration testing, or a closely adjacent role, with real hands-on engagements you can speak to in depth.

  • Senior Offensive Security Engineer

    Cognizant

    Toronto, ON

    • Full-time

    We are seeking a Senior Offensive AI Security Engineer to evaluate and operationalize AI-enabled penetration testing, attack simulation, and security validation platforms. This role…

  • Lead Penetration Tester

    McKesson

    Mississauga, ON

    • Full-time

    The McKesson Pentest Team is seeking a Lead Penetration Testing Engineer to help scale McKesson's Continuous Adversarial Testing (CART) program and strengthen the security posture of our…

  • Sr. Security Engineer – Offensive Security/Penetration testing

    Cognizant

    Toronto, ON

    • Full-time

    As a Senior Security Engineer, you will make an impact by leading the implementation and optimization of Tenzai security solutions while strengthening enterprise Threat & Vulnerability…

  • Principal Offensive Security

    Varicent

    Toronto, ON

    We're looking for a Principal Offensive Security engineer to be the senior technical authority for our offensive security practice across applications, cloud environments, enterprise…

  • Senior Security Engineer

    PheedLoop

    Toronto, ON

    • Full-time

    3+ years in offensive security, red teaming, penetration testing, or a closely adjacent role, with real hands-on engagements you can speak to in depth.

  • Senior DevSecOps & AI Engineer

    J&M Group

    Toronto, ON

    • Contract

    We are hiring for a Senior DevSecOps & AI Engineer. This role focuses on application security, DevSecOps, cloud security, and AI/LLM security across enterprise applications and platforms.

  • SecOps Engineer

    CSC Generation

    Toronto, ON

    • Full-time

    As SecOps Engineer, you will write code, stand up pipelines, and integrate with observability stacks to turn raw signal into actionable security insight across our portfolio's AWS…

  • Senior Penetration Tester & Red Team Engineer

    Cognizant

    Toronto, ON

    • Full-time

    We are seeking a Senior Penetration Tester / Red Team Engineer to support offensive security initiatives through advanced penetration testing, red team operations, and custom security tool…

  • Offensive Security Engineer

    Epsilon Solutions Ltd.

    Toronto, ON

    • Contract

    As “Principal Consultant, Agentic AI Cybersecurity Engineer” you will work hands-on alongside our cybersecurity engineering and application security teams to build, operate, and advance the…

  • Security Engineer

    Relay

    Remote, Canada

    • Full-time
    • Remote

    Relay is entering an exciting new chapter of growth, and we're looking for a Security Engineer to join the purple team in our security organization. This is a rare early-career opportunity…

  • Senior Application Security Engineer

    Forward Financing

    Remote, Canada

    • $145,000 to $183,000 USD / year
    • Full-time
    • Remote

    As a Senior Application Security Engineer, you'll find the vulnerabilities in Forward Financing's software before an attacker does. You'll pentest our core systems along with the AI systems…

  • Senior Software Engineer, Security

    Super.com

    Remote, Canada

    • Full-time
    • Remote

    As a Senior Software Engineer on our Security team, you'll help shape the direction of our security tooling and AppSec practices and lead high-impact security work across the company. Your…

  • Principal Consultant - Cybersecurity & Agentic AI

    Synechron

    Toronto, ON

    • $130,000 to $145,000 CAD / year
    • Full-time

    As “Principal Consultant, Agentic AI Cybersecurity Engineer” Candidate will work hands-on alongside our cybersecurity engineering and application security teams to build, operate, and…

  • Infanteer

    Canadian Armed Forces | Forces armées canadiennes

    Toronto, ON

    • Full-time

    Infantry section and platoon tactics, including offensive, defensive and transitional operations

  • Senior Ethical Hacker

    Stantec

    Toronto, ON

    • Full-time

    Engineer custom Python, Terraform, and Ansible extensions to enable specialized security and

  • Senior Application Security Engineer

    TripleLift

    Toronto, ON

    The Senior Application Security Engineer plays a critical role in driving secure software development and application security maturity within TripleLift's Engineering and Security…

  • Senior Application Security Engineer II

    Relay

    Remote, Canada

    • Full-time
    • Remote

    We’re looking for an Senior Application Security Engineer II who thrives on autonomy, curiosity, and impact. You'll join an Application Security team that is deliberately moving away from…

  • Lead Penetration Test Engineer

    S&P Global

    Toronto, Ontario

    • $135,000 to $180,000 CAD / year
    • Full-time

    We are seeking a Lead Penetration Test Engineer with extensive experience in penetration testing and offensive security. The ideal candidate will conduct penetration tests, re-testing,…

  • Senior Security Engineer - Pentester

    Menlo Security

    Remote, Canada

    • Full-time
    • Remote

    We're looking for a forward-thinking Security Engineer to join our security team, focused on offensive and defensive testing, penetration testing of product features, and the cloud…

  • Application Security Engineer

    Opendoor

    Toronto, Ontario

    • Full-time

    As our Application Security Engineer, you'll own how we find, prioritize, and drive down application-layer risk across the consumer flows that put cash offers in homeowners’ hands, the…

  • Senior Purple Team Engineer

    KOHO

    Remote, Canada

    • $160,000 to $190,000 CAD / year
    • Full-time
    • Remote

    Plan and execute adversarial simulations: scope engagements, operate within defined rules of engagement, conduct offensive operations, and deliver findings that drive measurable security…

  • Product Security Engineer, North Security

    Cohere

    Remote, Canada

    • $180,000 to $385,000 USD / year
    • Full-time
    • Remote

    We're hiring a Senior Product Security Engineer to work these problems alongside the engineers building the products, reviewing architecture and code, threat modeling before implementation,…

  • Senior Cloud Security Engineer, Information Security

    Peoples Group

    Toronto, Ontario

    • Full-time

    We’re hiring a Senior DevSecOps Engineer with 8–10+ years of experience, deep multi-cloud expertise (AWS + Azure), strong Terraform and the ability to drive technical strategy across a…