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Added 4 days ago
M
Senior Manager, I&IT Site Reliability Engineering & Operations
Metrolinx
Toronto, ON
- Full-time
…including but not limited to multi-region, availability-zone, network, and identity failure scenarios to eliminate single points of…
Added 4 days ago
C
Senior Network Operations Engineer
Cognizant
Vancouver, BC
- Full-time
Job Title: Senior Network Operations Engineer
Added 4 days ago
CL
Senior AI Platform Security Engineer
Charger Logistics Inc.
Brampton, ON
- Full-time
We are looking for a highly motivated Senior AI Platform Security Engineer to join our team based out of our Brampton office and own the platform our AI agents run on. We're standardizing…
Added 4 days ago
Senior AI Platform Security Engineer
Charger Logistics Inc
Brampton, ON
We are looking for a highly motivated Senior AI Platform Security Engineer to join our team based out of our Brampton office and own the platform our AI agents run on. We're standardizing…
Added 6 days ago
C
RDL Jump Host Admin
Celestica
Toronto, ON
- Full-time
Access Technologies: Familiarity with Zscaler ZTNA (App Connectors), CyberArk vPAM, and Virtual Private Network (VPN) architectures.
Added 10 days ago
DT
Zscaler Site Reliability Engineer (SRE)
DXC Technology
Ottawa, ON
- Full-time
DXC Technology is seeking a Zscaler Site Reliability Engineer (SRE) willing to go through a Security Clearance with the Canadian government, hence the applicant must be a Canadian Citizen…
Added 14 days ago
AI DevOps Specialist (AI Enablement & Secure DevOps)
Celestica International LP
Toronto, ON
3. Secure DevOps & Network Integration (Zscaler & Firewall)
Added 19 days ago
E
Senior Software Engineer – Networking (C/C++, DPDK/VPP)
Emumba
Remote, Canada
- Full-time
- Remote
We're looking for a hands-on Senior Software Engineer – Networking (C/C++, DPDK/VPP) with strong expertise in developing networking software across the data path, control plane, and related…
Added 20 days ago
KR
L2 Load Balancer Engineer (NSX AVI)
KTek Resourcing
Canada
- Contract
The role of a Network Security Operations Engineer is responsible for the Day to Day availability of the production network Security environment which includes aspects of the corporate…
Added 22 days ago
T
Senior Engineer, Network Security
TD
Toronto, ON
- Full-time
The Senior Engineer, Network Security role is responsible for the engineering and design of TD's cloud SaaS Secure Web Gateway (SWG) and Secure Access Service Edge (SASE) infrastructure.…
Added 1 month ago
JG
Network Operations Engineer
J&M Group
Vancouver, BC
- Full-time
Lead troubleshooting of complex network incidents.
Added 1 month ago
AM
Senior Network Security Architect
Applied Materials
Toronto, ON
- Full-time
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…
Added 1 month ago
AM
Senior Network Security Architect
Applied Materials
Toronto, ON
- Full-time
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…
Added 1 month ago
E
Network Engineer
EllisDon
Mississauga, ON
- Full-time
Administer secure access with Zscaler - primarily Zscaler Private Access (ZPA) - including App Connectors, application segments, and access policy, with supporting work in ZIA and ZDX.
Added 1 month ago
IS
Consultant, Modern Networking - Alberta or British Columbia
IX Solutions Ltd.
Remote, Canada
- $95,000 to $115,000 CAD / year
- Full-time
- Remote
Work with a team of other network consultants to provide network support and technical solutions to a broad range of clients.
Added 1 month ago
E
Network Engineer
EllisDon
Mississauga, ON
- Full-time
Administer secure access with Zscaler - primarily Zscaler Private Access (ZPA) - including App Connectors, application segments, and access policy, with supporting work in ZIA and ZDX.
Added 1 month ago
M
Sr. Network Systems Engineer, Firewall
McKesson
Mississauga, ON
- Full-time
McKesson is seeking a Senior Network Security Engineer to help design, secure, and evolve our global enterprise network infrastructure. This role serves as a strategic technical leader…
Added 1 month ago
M
Sr. Network Systems Engineer, Firewall
McKesson
Mississauga, ON
- Full-time
McKesson is seeking a Senior Network Security Engineer to lead the design, implementation, and governance of secure enterprise network infrastructure across cloud, data center, and hybrid…
Added 2 months ago
IS
Senior Consultant, Modern Networking - Alberta or British Columbia
IX Solutions Ltd.
Remote, Canada
- $125,000 to $140,000 CAD / year
- Full-time
- Remote
…position works to improve consistency in networking alignment, network services deployments, application patching, and helping our clients adopt a “cloud-first”…
Added 25 days ago
W
Senior Network Engineer
Waabi
Toronto, ON
- Full-time
Own the design, deployment, and lifecycle management of Waabi's multi-site network (switching, routing, wireless, firewall) across all locations.
Added 5 months ago
MF
Network Engineer
McCain Foods
Florenceville-Bristol, New Brunswick
- Full-time
Reporting to the Manager of Network Services, the Network Engineer is responsible for supporting, operating, and evolving enterprise network infrastructure across on-prem and cloud…
Added 5 months ago
F
Senior Security Engineer
FISPAN
Vancouver, British Columbia
- $130,000 to $160,000 CAD / year
- Full-time
As a Senior Security Engineer, you will provide senior-level expertise and advanced security analysis capabilities within our organization's security operations. Operating at a senior…
Added 23 days ago
'
Network Engineer
''
Florenceville-Bristol, NB
- Full-time
- Other
Reporting to the Manager of Network Services, the Network Engineer is responsible for supporting, operating, and evolving enterprise network infrastructure across on-prem and cloud…

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Applied Materials

Senior Network Security Architect

Toronto, ON, Canada

Full-time

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Job details

Job type: Full-time
Posting language: English
Posted: Aug 26, 2026

Original 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:

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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More about this job

Responsibilities

The Principal Network Security Architect is responsible for defining and governing the global network security strategy, architecture, and technology roadmap. This role leads the design of secure, scalable infrastructure across enterprise, cloud, and manufacturing environments while mentoring engineering teams.

Requirements

Candidates must have a Bachelor's degree and over 12 years of experience in enterprise networking and security, including at least 5 years in a leadership or architecture role. Strong expertise in Zero Trust, SASE, cloud security, and OT security standards is required.

Skills

Network Security Architecture
Zero Trust
SASE
SSE
Cloud Security
SD-WAN
OT Security
DDoS Protection
Network Detection & Response
Security Automation
Firewall Management
Identity Integration
Infrastructure-as-Code
Technical Leadership
Risk Assessment
Compliance

Benefits

Health and wellbeing programs
Professional development support
Supportive work culture

Visa sponsorship

Not detected in the job text

Keywords

Network Security
Zero Trust
SASE
SSE
Cloud Security
SD-WAN
OT Security
Palo Alto
Fortinet
Check Point
Azure
AWS
NIST CSF
ISO 27001
IEC 62443
Infrastructure-as-Code
ZTNA
DLP
WAF
NDR
CISSP
CCIE
CCNP
PCNSE
CCSP
Semiconductor
Manufacturing
Governance
Architecture
Cybersecurity

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