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Network Security Jobs in Toronto, ON (NOW HIRING)

Amat

Senior Network Security Architect

Toronto, ON · Hybrid

Applied Materials is seeking a highly experienced Senior / Principal Network Security Architect to lead the strategy, architecture, and governance of the company's global network security ...

Pacer Group

Network Engineer

Toronto, ON · Hybrid

Experience deploying and configuring Zscaler cloud security services. * Strong troubleshooting and root cause analysis skills. * Experience resolving network connectivity and performance issues.

Moneris

Senior Network Administrator

Toronto, ON · Hybrid

CA$106K - CA$135K/yr

You will have the opportunity to work across network security, cloud connectivity, automation, and infrastructure modernization initiatives that directly support critical business operations. This ...

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Network Security information

What is network security?

Network security refers to the strategies, policies, and technologies used to protect computer networks from unauthorized access, misuse, or theft. It involves implementing measures such as firewalls, encryption, intrusion detection systems, and secure protocols to safeguard data and ensure the integrity, confidentiality, and availability of network resources. Network security is essential for organizations to prevent cyberattacks, data breaches, and other security threats that can disrupt operations or compromise sensitive information.

What are the key skills and qualifications needed to thrive as a network security professional?

To thrive as a Network Security professional, you need a solid understanding of network protocols, firewall management, vulnerability assessment, and typically a degree in computer science or a related field. Familiarity with security tools such as SIEM solutions, intrusion detection/prevention systems, and certifications like CISSP or CompTIA Security+ are often required. Strong analytical thinking, attention to detail, and effective communication help professionals anticipate threats and convey risks to stakeholders. These skills are crucial for protecting organizational data, ensuring compliance, and minimizing potential security breaches.

What are some common challenges faced by professionals in network security roles, and how can they be addressed?

Professionals in Network Security often encounter challenges such as staying updated with rapidly evolving cyber threats, managing complex security infrastructures, and ensuring compliance with industry regulations. To address these, ongoing professional development and training are essential, as is fostering strong collaboration with IT and other security teams. Utilizing automated security tools and regularly reviewing security policies can also help mitigate risks and streamline daily operations. Being proactive and adaptable is key to success in this dynamic field.

What is the difference between Network Security vs Cybersecurity Specialist?

AspectNetwork SecurityCybersecurity Specialist
CertificationsCompTIA Security+, Cisco CCNA SecurityCompTIA Security+, CISSP, CEH
Work EnvironmentFocus on network infrastructure, firewalls, VPNsBroader security measures, including networks, applications, and data
Employer & Industry UsageIT departments, network providers, enterprisesAll sectors, including finance, healthcare, government
Search & Comparison IntentSpecific to network protection rolesBroader security roles encompassing multiple domains

Network Security primarily concentrates on protecting network infrastructure, such as firewalls and VPNs, while Cybersecurity Specialists have a broader role, covering all aspects of digital security, including networks, applications, and data. Both roles require similar certifications but differ in scope and work environment, with Network Security focusing more on network-specific tasks and Cybersecurity Specialists handling comprehensive security strategies across an organization.

What do you do in network security?

A network security professional protects computer networks from cyber threats by implementing security measures such as firewalls, intrusion detection systems, and encryption. They monitor network traffic, analyze vulnerabilities, and respond to security incidents to ensure data integrity and confidentiality. Certifications like CISSP or CompTIA Security+ are often valuable in this field.

What is a network security job?

A network security job involves protecting computer networks from cyber threats, unauthorized access, and data breaches. Professionals in this field configure security tools like firewalls and intrusion detection systems, and often hold certifications such as CISSP or CompTIA Security+ to ensure network integrity and confidentiality.

What are the most commonly searched types of Network Security jobs in Toronto, ON?

The most popular types of Network Security jobs in Toronto, ON are:

What are popular job titles related to Network Security jobs in Toronto, ON?

For Network Security jobs in Toronto, ON, the most frequently searched job titles are:

What job categories do people searching Network Security jobs in Toronto, ON look for?

The top searched job categories for Network Security jobs in Toronto, ON are:

What cities near Toronto, ON are hiring for Network Security jobs?

Cities near Toronto, ON with the most Network Security job openings:

Network Security jobs near you
Infographic showing various Network Security job openings in Toronto, ON as of August 2026, with employment types broken down into 86% Full Time, 12% Part Time, and 2% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution.

Senior Network Security Architect

Amat

Toronto, ON • Hybrid

Full-time

Posted 10 days ago

Job description

Who We Are


Applied Materials is the global leader in materials science and engineering solutions that are at the foundation of virtually every new semiconductor chip and advanced display in the world. The equipment that we create and service is essential to advancing AI and accelerating the commercialization of next-generation semiconductor chips. Join us and push the boundaries of materials science and engineering in a company at the foundation of the electronics industry. The work we do together advances the world's technology.


What We Offer


Location:

Toronto,CAN

You'll benefit from a supportive work culture that encourages you to learn, develop, and grow your career as you take on challenges and drive innovative solutions for our customers. We empower our team to push the boundaries of what is possible-while learning every day in a supportive leading global company. Visit our Careers website to learn more.

At Applied Materials, we care about the health and wellbeing of our employees. We're committed to providing programs and support that encourage personal and professional growth and care for you at work, at home, or wherever you may go. Learn more about our benefits.

Applied Materials is seeking a highly experienced Senior / Principal Network Security Architect to lead the strategy, architecture, and governance of the company's global network security infrastructure. This role is responsible for defining the future-state architecture and technology roadmap across enterprise, cloud, manufacturing (OT), data center, and remote access environments.

The ideal candidate is a recognized technical leader with deep expertise in Zero Trust, SSE/SASE, Network Security, Cloud Security, SD-WAN, OT Security, DDoS Protection, Network Detection & Response (NDR), and Security Automation. This individual will partner with engineering, operations, cybersecurity, cloud, manufacturing, and business leadership teams to design and implement secure, scalable, and resilient solutions that support Applied Materials' global operations and digital transformation initiatives.

Key Responsibilities

The Principal Network Security Architect is accountable for defining and governing Applied Materials' global network security strategy and architecture. This role leads the design and modernization of enterprise, cloud, and manufacturing security platforms, ensuring secure, resilient, and scalable services that support business growth, operational excellence, and cybersecurity objectives worldwide

Enterprise Security Architecture & Strategy

  • Define and maintain the enterprise network security architecture vision, standards, and multi-year roadmap.

  • Develop reference architectures, design standards, and technical governance processes.

  • Lead strategic initiatives involving Zero Trust, SASE/SSE, cloud security, SD-WAN, segmentation, and network modernization.

  • Evaluate emerging technologies and recommend adoption strategies aligned with business and cybersecurity objectives.

  • Act as the technical authority for network security architecture decisions across the enterprise.

Network Security Architecture

  • Architect and govern global network security solutions, including:

    • Next-Generation Firewalls (Palo Alto, Fortinet, Check Point)

    • Secure Service Edge (SSE/SASE)

    • Zero Trust Network Access (ZTNA)

    • Secure Web Gateway (SWG)

    • Data Loss Prevention (DLP)

    • DNS Security

    • Web Application Firewall (WAF)

    • DDoS Protection

    • Network Detection & Response (NDR)

  • Establish standards for segmentation, micro-segmentation, and policy enforcement.

  • Ensure consistent security controls across on-premises, cloud, and SaaS environments.

Cloud & Hybrid Security Architecture

  • Design secure connectivity patterns for Azure, AWS, and hybrid cloud environments.

  • Architect cloud-native security controls and connectivity frameworks.

  • Govern ExpressRoute, Direct Connect, cloud firewalls, cloud networking, and secure interconnectivity.

  • Develop secure access models for applications, services, partners, and third-party integrations.

Manufacturing & OT Security

  • Define and maintain secure network architectures for manufacturing facilities, laboratories, and operational technology environments.

  • Drive IT/OT segmentation aligned with ISA-95, Purdue Model, NIST CSF, and IEC 62443 standards.

  • Design secure remote access, monitoring, and management solutions for manufacturing operations.

  • Partner with factory engineering and cybersecurity teams to identify and mitigate operational risks.

Design Governance & Technical Leadership

  • Lead architecture reviews and approve High-Level Designs (HLDs) and Low-Level Designs (LLDs).

  • Chair technical design reviews and architecture governance boards.

  • Mentor engineers and architects on network security best practices and emerging technologies.

  • Establish engineering standards and drive design consistency across regions and business units.

Security Risk, Compliance & Incident Response

  • Ensure architecture compliance with:

    • NIST Cybersecurity Framework

    • NIST 800-53

    • CIS Critical Security Controls

    • ISO 27001

    • IEC 62443

    • PCI DSS

  • Conduct architecture risk assessments and threat modeling exercises.

  • Support major cyber incident investigations and post-incident architecture improvements.

  • Partner with Security Operations, SOC, ISRM, and Audit teams to continuously strengthen security posture.

Automation & Innovation

  • Drive adoption of Infrastructure-as-Code (IaC), APIs, and security automation.

  • Lead AI-driven operational efficiency initiatives within network and security domains.

  • Develop architectural frameworks for telemetry, observability, and predictive analytics.

  • Promote standardization and simplification to reduce operational complexity and risk.

Vendor & Financial Management

  • Develop business cases, TCO analyses, and strategic investment recommendations.

  • Lead vendor evaluations, proof-of-concepts, and technology selection initiatives.

  • Manage strategic vendor relationships and influence future product capabilities.

  • Support licensing, contract renewals, and budget planning activities.

Leadership Expectations

  • Recognized subject matter expert and technical leader.

  • Influences executive, business, and technical stakeholders across organizational boundaries.

  • Drives enterprise-wide architectural decisions and technology strategy.

  • Balances security, operational excellence, business agility, and cost optimization.

  • Mentors senior engineers and architects while fostering innovation and engineering excellence.

Minimum Qualifications

  • Bachelor's degree in Computer Science, Information Technology, Cybersecurity, Engineering, or related discipline.

  • 12+ years of experience in enterprise networking and security.

  • 5+ years of experience in architecture, principal engineering, or technical leadership roles.

  • Proven experience designing and implementing large-scale enterprise security architectures.

  • Strong knowledge of:

    • Zero Trust Architecture

    • Network Security and Firewalls

    • SSE/SASE Platforms

    • SD-WAN

    • Routing & Switching

    • Cloud Security

    • DNS, PKI, and Identity Integration

    • Network Detection & Response (NDR)

Preferred Qualifications

  • Global enterprise and manufacturing industry experience.

  • Experience supporting semiconductor, industrial, or operational technology environments.

  • Expertise with:

    • Palo Alto Networks

    • Zscaler

    • Akamai

    • ExtraHop/Corelight/Vectra

    • ClearPass/Forescout

    • Azure and AWS Networking

  • Experience leading globally distributed engineering teams.

Preferred Certifications

  • CISSP

  • CCIE Enterprise Infrastructure/Security

  • CCNP Enterprise

  • Palo Alto PCNSE

  • Azure Security Engineer Associate

  • AWS Security Specialty

  • CCSP

  • Zscaler Certified Architect

Additional Information

Time Type:

Full time

Employee Type:

Assignee / Regular

Travel:

Yes, 10% of the Time

Relocation Eligible:

No

Applied Materials is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, national origin, citizenship, ancestry, religion, creed, sex, sexual orientation, gender identity, age, disability, veteran or military status, or any other basis prohibited by law.

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