Palo Alto Networks · 17 hours ago
Principal Security Architect
Santa Clara, CA
Full-time
Onsite
Lead/Staff
$168K/yr - $271K/yr
8+ years expPalo Alto Networks is dedicated to protecting our digital way of life through innovative technology. They are seeking a Principal Security Architect to define the architectural direction for multi-cloud security strategies, ensuring their products are secure by design and leading complex threat modeling initiatives.
Artificial Intelligence (AI)Cloud ComputingCyber SecurityAgentic AICloud SecurityNetwork SecuritySecurity
No H1B
Responsibilities
Define and maintain the authoritative security architecture patterns for our services across GCP, AWS, Azure, and OCI, and SAP
Lead the design of secure, scalable, and resilient systems
Drive the architectural strategy for Zero Trust adoption across our development environments and production SaaS platforms
Own the threat modeling methodology for the organization
Facilitate deep-dive threat modeling sessions for critical features, identifying attack vectors in complex distributed systems before code hits production
Actively identify architectural risks and technical debt
Translate these findings into actionable items for the Cybersecurity Risk Register, communicating the business impact of technical vulnerabilities to executive leadership
Leverage your deep knowledge of security products (e.g., CWPP, CSPM, NGFW) to advise product teams on how to best architect their solutions to withstand modern adversary TTPs (Tactics, Techniques, and Procedures)
Provide high-level guidance to Staff and Senior security engineers
Foster a culture of rigorous engineering excellence and proactive security thinking
Lead 'Tiger Teams' and cross-functional squads through complex security implementations, serving as the bridge between Developer, Product Engineering, and Infosec Teams
Qualification
Required
8+ years of experience in security engineering and/or security architecture, with at least + years acting in a Principal or Lead capacity
Deep, hands-on architectural expertise in public cloud environments. Must have mastery in at least one major provider (GCP, AWS, Azure, OCI, or SAP) with a strong working knowledge of the others
Proven track record of executing complex threat models (STRIDE, PASTA, or similar frameworks) for microservices and serverless architectures
Experience securing AI/ML ecosystems, with a deep understanding of adversarial machine learning attacks and defenses for Large Language Models (LLMs)
Ability to design secure architectures for high-scale data training environments and define governance standards for Generative AI integration
Deep understanding of the security vendor landscape. Experience designing or extensively using CSPM (Cloud Security Posture Management), CWPP, or Container Security platforms
Proficiency with scripting language as Python/Go and experience securing CI/CD pipelines
Exceptional ability to communicate technical risk to executive audiences and negotiate architectural trade-offs with product owners
Must Demonstrate Sophisticated, Deep Knowledge And Hands-On Experience With Modern Secure-By-Design and Privacy-By-Design and Zero Trust (Principles And Practices)
Must Demonstrate Sophisticated, Deep Knowledge And Hands-On Experience With Well-Architected Frameworks (AWS, Azure, GCP) and their Security Pillars
Must Demonstrate Sophisticated, Deep Knowledge And Hands-On Experience With Modern STRIDE, PASTA, DREAD methodologies and MITRE, CWE, CAPEC, CVE, NIST, OWASP security frameworks and standards
Benefits
Restricted stock units
Bonus
Company
Palo Alto Networks
Palo Alto Networks is a cybersecurity company that offers cybersecurity solutions for organizations.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$65MKey Investors
Icon VenturesLehman HoldingsGlobespan Capital Partners
2012-07-20IPO
2008-11-03Series C· $10M
2008-08-18Series C· $27M
Leadership Team
Helmut Reisinger
CEO EMEA
Nikesh Arora
Chairman CEO
Recent News
2026-02-13
2026-02-13
2026-02-13
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