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Posted on 2026/01/21

Principal IT Security Engineer (AI & Adversary Defense)

Robert Half

San Francisco, CA, United States

Full-time

Qualifications

  • The ideal candidate is an experienced security practitioner who understands how real attackers operate, how security platforms are designed and run at scale, and how modern AI techniques materially change both offensive and defensive capabilities

Responsibilities

  • You will help move the organization beyond theoretical AI risk discussions into practical architectures, controls, and detection strategies that work in production environments
  • Success in this role means translating emerging AI capabilities and risks into actionable security designs that improve resilience, visibility, and response

Full Description

We are seeking a senior security leader to shape how artificial intelligence changes our threat landscape, security architecture, and internal applications.

This role operates at the intersection of security architecture, detection engineering, adversary simulation, and applied AI.

The ideal candidate is an experienced security practitioner who understands how real attackers operate, how securityplatforms are designed and run at scale, and how modern AI techniques materially change both offensive and defensive capabilities.

You will help move the organization beyond theoretical AI risk discussions into practical architectures, controls, and detection strategies that work in production environments.

Success in this role means translating emerging AI capabilities and risks into actionable security designs that improve resilience, visibility, and response.

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