Product Security Architect III

Expedia Group

Product Security Architect working at Expedia Group to define security architecture and guide secure system designs. Partnering with product and engineering teams to enhance security across services.

Posted 5/7/2026full-timeAustin • California, Texas, Washington • 🇺🇸 United StatesMid-LevelSenior💰 $146,000 - $204,500 per yearWebsite

Tech Stack

Tools & technologies

CloudDistributed Systems

About the role

Key responsibilities & impact

Define and evolve security architecture patterns, standards, and reference designs that enable secure-by-design product development across multiple platforms and services.
Partner with product, engineering, and infrastructure teams to design secure system architectures, including API design, low-level design (LLD), and data models that protect customer and partner data.
Lead threat modeling, security design reviews, and risk assessments for complex product initiatives, translating security requirements into actionable engineering guidance.
Provide technical leadership on application security controls (authentication, authorization, encryption, key management, secrets handling) and drive their consistent adoption across domains.
Guide teams in safely integrating and operating AI/ML‑enabled and AI-driven solutions, tools, or workflows that improve security and product outcomes, including applying AI/ML concepts to real-world products.
Influence roadmap and technical decision-making by aligning product security architecture with business objectives, regulatory needs, and operational constraints across multiple product areas.

Requirements

What you’ll need

Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience.
5+ years of relevant professional experience.
Experience in product or application security with hands-on involvement in designing secure architectures for services, APIs, and data models within complex, distributed systems.
Proven ownership of security architecture for a significant product area, service group, or domain, including driving security requirements from design through implementation.
Strong technical depth in security fundamentals such as secure software development practices, identity and access management, cryptography usage, and cloud-native security controls, including familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.

Benefits

Comp & perks

medical/dental/vision
paid time off
Employee Assistance Program
wellness & travel reimbursement
travel discounts
International Airlines Travel Agent (IATAN) membership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

security architectureAPI designlow-level designdata modelsthreat modelingsecurity design reviewsrisk assessmentsapplication security controlssecure software development practicescryptography

Soft Skills

technical leadershipinfluencecollaborationguidance