Staff Machine Learning Engineer, AI Security

Reddit · Remote - United States · Remote-friendly

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Company
Reddit
Location
Remote - United States
Salary
$230,000 — $322,000
Posted
September 15, 2026

About this job

The AI Security team within Reddit’s Security Platform Engineering organization builds security into Reddit’s products, engineering systems, AI platforms, and operational infrastructure so the secure path is the easiest path for both people and agents. A core part of this work is developing practical, high-quality machine learning systems that detect and prevent risks such as prompt injection, jailbreaks, sensitive data exposure, and unsafe or unauthorized AI behavior. Building on Reddit’s centralized LLM Guardrails Platform, which provides a shared security and safety boundary across major products, we are expanding ML-powered protections as Reddit’s AI systems and threat landscape evolve.…

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Staff Machine Learning Engineer, AI Security — Reddit | NewLuxJob