Staff Security Engineer, Privacy Engineering & AI

Staff Security Engineer, Privacy Engineering & AI Department: Engineering Team: Security Engineer Location: San Francisco, United States Type: Full-Time The Security and Privacy Architecture team sits within Uber's Security organization and serves as the technical privacy authority across the company. We own architectural reviews for new platforms and products, define privacy engineering standards, and increasingly build tooling and prototypes ourselves to prove out solutions before handing off to product engineering teams for productionization. Why this role exists: Uber is accelerating AI adoption: LLM-powered features, agentic systems, internal AI tooling, and AI-driven advertising products. We need a senior engineer who can both define the privacy and security guardrails for these systems and demonstrate they work with functional prototypes. This gap cannot be filled by advisory-only roles; we need someone who writes code and deliver PoCs. Key projects and focus areas: 1\. Privacy controls for Uber's internal LLM platform and agentic AI integrations (data handling boundaries, prompt/log sanitization, model evaluation data governance) 2\. Anonymization tooling for unstructured and multimedia data (video, audio, images) - moving beyond regex to ML-based approaches 3\. Scalable governance frameworks for AI data pipelines, including approval workflows for agentic systems 4\. Automation of manual privacy review and security processes into reusable platform capabilities 5\. High-stakes architectural privacy reviews for ads systems, data platforms, streaming infrastructure, and new product launches 6. Team structure: You'll be part of the Security and Privacy Architecture team, working alongside other senior security and privacy engineers. You'll collaborate daily with Privacy Legal, Product, Infrastructure, Compliance, and Ads teams. This is a Staff IC role: no direct reports, but significant mentorship and technical influence expected. Visibility and career growth: This role has direct visibility with Security and Privacy leadership. The person in this seat will shape the technical standards governing how A