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Security Engineer, Trust & Safety

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Security Engineer, Trust & Safety in USA

  • Washington, DC

Responsibilities

  • Identify and solve ambiguous Trust & Safety problems involving online abuse, adversarial behavior, and AI-driven enforcement.
  • Architect Trust & Safety capabilities and evaluation infrastructure that operate at Meta scale and influence multiple teams.
  • Lead strategies and methodologies for abuse scenarios involving policy boundaries, adaptive adversaries, campaign-scale abuse, and pressured policy exceptions.
  • Translate Trust & Safety expertise into systematic and scalable AI improvement methods.
  • Drive cross-organizational partnerships and influence technical direction across Trust & Safety and AI.
  • Own technically complex workstreams while breaking broader problems into scoped deliverables for others.
  • Mentor engineers, build community, and promote Trust & Safety engineering practices.
  • Disseminate findings through internal publications, knowledge sharing, and broader community contributions.

Requirements

  • B.S. or M.S. in Computer Science, Cybersecurity, or a related field, or equivalent experience.
  • At least 8 years of hands-on engineering experience in Trust & Safety, integrity, fraud and abuse, or security investigations.
  • Deep expertise in at least one abuse domain, such as child safety, violent extremism, fraud and scams, coordinated inauthentic behavior, information operations, or content policy enforcement.
  • Experience building detection, enforcement, or evaluation systems in an abuse domain and operating or investigating within that domain.
  • Experience analyzing large-scale data using relational databases and SQL to identify adversarial behavior and quantify trends.
  • Experience coding in PHP, Python, Java, or a similar language.
  • Experience architecting systems or programs that operate at scale and influence how others build.
  • Ability to define and drive complex, ambiguous problem spaces with group-level impact.
  • Preferred qualifications include adversarial testing of conversational or agentic systems, enforcement guideline development, campaign-level investigation, classifier development and evaluation, AI model improvement, responsible AI practices, prompt/context engineering, agent orchestration, and age assurance.

Benefits

  • Base salary is $184,000/year to $257,000/year, plus bonus, equity, and benefits.

Salary: $184k - $257k/yr

Meta

Meta builds social platforms and communication apps—including Facebook, Instagram, WhatsApp, and Messenger—and develops AR/VR hardware and software such as Quest to power immersive computing. It monetizes primarily through advertising tools for businesses, with additional revenue from devices and...

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