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Protection Scientist Engineer

United Kingdom, London · Job Posted February 21, 2026
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Job Description

Protection Science Engineering is an interdisciplinary role mixing data science, machine learning, investigation, and policy/protocol development. As a Protection Scientist Engineer within Integrity and Investigations, you will be responsible for designing and building systems to proactively identify and enforce on abuse on OpenAI’s products. This includes ensuring we have robust abuse monitoring in place for new products, sustaining monitoring for existing products, and prototyping and incubating systems of defense against our highest risk harms.

Job Responsibility

  • Scope and implement abuse monitoring requirements for new product launches
  • Improve processes to sustain monitoring operations for existing products, including developing approaches to automate monitoring subtasks
  • Prototype and mature into production systems of detection, review, and enforcement of abuse for major harms
  • Work with Product, Policy, Ops, and Investigative teams to understand key risks and how to address them, and with Engineering teams to ensure we have sufficient data and scaled tooling
  • Respond to and investigate critical escalations, especially those that are not caught by our existing safety systems
  • Participate in an on-call rotation that will involve resolving urgent escalations outside of normal work hours

Requirements

  • At least 4 years of experience doing technical analysis and detection, especially using SQL and Python
  • Experience in trust and safety and/or have worked closely with policy, enforcement, and engineering teams
  • An investigative mindset
  • Experience with basic data engineering, such as building core tables or writing data pipelines in production
  • Experience with machine learning principles and execution
  • Basic software development skills are a plus as this role writes productionised code
  • Experience scaling and automating processes, especially with language models

Nice to have

Basic software development skills are a plus

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