Jobs for defender security at Toronto

1,225 defender security job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, Ontario, Canada RBC Full-time

    What is the opportunity? We have an exciting opportunity in RBC’s Global Security to lead the implementation and operation of brand-new security capabilities protecting third-party Software-as-a-Service (SaaS) tools. Job Description What is the opportunity? We have an exciting opportunity in RBC’s Global Security to lead the implementation and operation...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada RBC Full-time

    What is the Opportunity? The Cloud Security Architect will lead the design, engineering, and delivery of cloud security solutions across RBC’s enterprise environment with primary focus on Azure, multi-cloud Kubernetes (AKS, EKS, OpenShift), and AI infrastructure platforms. This role owns end-to-end security architecture and hands-on implementation,...


  • Toronto, Ontario, Canada RBC Full-time

    What is the Opportunity? The Cloud Security Architect will lead the design, engineering, and delivery of cloud security solutions across RBC’s enterprise environment with primary focus on Azure, multi-cloud Kubernetes (AKS, EKS, OpenShift), and AI infrastructure platforms. This role owns end-to-end security architecture and hands-on implementation, drives...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Numeris Full-time €85,000 - €90,000 Temporary

    Numeris is Canada’s most trusted and authoritative source for broadcast measurement and consumer behaviour data. As well, the industry leading intelligence provider to broadcasters, advertisers, and agencies. We have been recognized for over 75 years as providing the gold standard in audience intelligence. We take pride in building an environment of...


  • Toronto, ON, Canada Tata Consultancy Services Full-time $90,000 - $110,000 Contract

    Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our...


  • Toronto, Ontario, Canada Numeris Full-time

    Numeris is Canada’s most trusted and authoritative source for broadcast measurement and consumer behaviour data. As well, the industry leading intelligence provider to broadcasters, advertisers, and agencies. We have been recognized for over 75 years as providing the gold standard in audience intelligence. We have great people who do exceptional work. We...


  • Toronto, Ontario, Canada IBM Full-time

    Join to apply for the IT Security Specialist role at IBM.OverviewAs an IT Security Specialist you will apply your cyber security knowledge and skills to defend our clients from increasingly complex and persistent cyber threats, using our advanced and industry leading security tools and products and following robust security operations processes and...


  • Toronto, Ontario, Canada Cognizant Full-time

    Join Cognizant in Toronto, ON, as a Senior Endpoint Security Engineer, focusing on innovative solutions in cybersecurity. Leverage expertise in CrowdStrike to protect enterprise environments effectively. This hybrid role requires a solid background in cybersecurity, specifically 6-8 years of endpoint security experience. You will design, implement, and...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada IBM Full-time

    Join to apply for the IT Security Specialist role at IBM . Overview As an IT Security Specialist you will apply your cyber security knowledge and skills to defend our clients from increasingly complex and persistent cyber threats, using our advanced and industry leading security tools and products and following robust security operations processes and...


  • Toronto, ON, Canada Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision! Full-time $90,000 - $130,000 Contract

    Become the driving force in vulnerability remediation operations, focusing on Microsoft Defender, as the Lead Analyst for Endpoint Security. Champion effective security planning and lead cross-functional teams. As the Lead Analyst, you will manage the remediation operations of vulnerabilities assessed by Microsoft Defender Vulnerability Management. Your...

  • Cloud Security Architect Premium

    14 hours ago


    Toronto, British Columbia, Canada Royal Bank of Canada Full-time

    Job DescriptionWhat is the Opportunity?The Cloud Security Architect will lead the design, engineering, and delivery of cloud security solutions across RBC's enterprise environment with primary focus on Azure, multi-cloud Kubernetes (AKS, EKS, OpenShift), and AI infrastructure platforms. This role owns end-to-end security architecture and hands-on...


  • Toronto, Ontario, Canada IFS Full-time

    Security Operations Analyst – Copperleaf IFS Canada is hiring a Security Operations Analyst to help defend a hybrid environment — with a mix of legacy on‑prem infrastructure and growing cloud‑native services across AWS and Azure. This is a hands‑on role within our Security Operations team. You’ll build and refine detection logic, respond to...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Kyndryl Inc. Full-time €138,320 - €188,320 Temporary

    Who We Are At Kyndryl, we run and reimagine the mission‑critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI‑powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Ernst & Young Advisory Services Sdn Bhd Full-time

    Select how often (in days) to receive an alert: Select how often (in days) to receive an alert: Cybersecurity - Cloud Security - Manager (Cloud Security Specialist) Location: Toronto Other locations: Primary Location Only Date: Aug 27, 2026 At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive...


  • Toronto, Ontario, Canada Opendoor Full-time

    About Opendoor At Opendoor our mission is to tilt the world in favor of homeowners and those who aim to become one. Homeownership matters. It’s how people build wealth, stability, and community. It’s how families put down roots, how neighborhoods strengthen, how the future gets built. We’re building the modern system of homeownership giving people the...


  • Toronto, Ontario, Canada Canadian-Tire-Corporation,-Ltd.-1 Full-time

    What you'll doReporting to the AVP, Cyber Security Program Management, we are seeking an experienced Cyber focused technical Program Manager to lead strategic initiatives in the network and security infrastructure domain. This role will translate enterprise cyber strategy and risk priorities into actionable capabilities roadmaps, security requirements, and...

  • Cyber Security Tools Tower Lead Premium

    2 days ago


    Toronto, Ontario, Canada Zodiac Solutions, Inc Full-time

    Cyber Security, Tools Tower Lead , Windows Defender Architect, 7+ years with Windows Defender certified Lead (expert level)"


  • Toronto, Ontario, Canada Kyndryl Inc. Full-time

    Who We AreAt Kyndryl, we run and reimagine the mission‑critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI‑powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that...

  • Information Security Lead Premium

    14 hours ago


    Toronto, Ontario, Canada Fluid Workforce Solutions Full-time

    DO NOT POST.Job Title: Information Security Lead Contract Type: Permanent Location: Toronto, Ontario In office 1 day a week Role Overview Our client alaw firm is seeking an Information Security Lead responsible for the security, integrity, and availability of information assets. This role drives the design, implementation, and continuous improvement of...


  • Toronto, Ontario, Canada Canadian Tire Financial Services Full-time

    What you'll doReporting to the AVP, Cyber Security Program Management, we are seeking an experienced Cyber focused technical Program Manager to lead strategic initiatives in the network and security infrastructure domain. This role will translate enterprise cyber strategy and risk priorities into actionable capabilities roadmaps, security requirements, and...