Applied AI Security Engineer: Advanced Defenses

Meta Careers; Menlo Park (CA); On-site; USD 184,000 - 257,000; Full time

Benefits offered by this job

Bonus

Equity

Benefits

Job summary

Meta seeks a Security Engineer to join the Applied AI Organization (AAI). You will blend hands-on security engineering with applied AI research to build AI-powered defenses and scalable, security-focused systems at Meta's scale.

You will lead adversarial research, threat intelligence programs, and AI-augmented detection capabilities, mentoring engineers and shaping how security expertise translates into AI capabilities across teams.

Qualifications

• 8+ years of hands-on security engineering experience in one or more domains such as detection engineering, threat intelligence, incident response, cloud security, or adversary simulation.
• Deep expertise in attacker tactics, techniques, and procedures with ability to advance the state of the art.
• Proficiency in coding with Python or Rust.
• Track record of architecting security systems or programs that operate at scale and influence others.
• Ability to define and drive complex, ambiguous problem spaces with group-level impact.

Responsibilities

• Architect security systems and capabilities that set the standard across teams.
• Lead strategy and methodology for adversarial research, threat intelligence, and AI-augmented detection/investigation capabilities.
• Shape how security expertise translates into AI capabilities and ensure scalable model improvements.
• Mentor engineers, drive cross-organizational partnerships, and set quality standards for security engineering practices.

Skills

Security engineering

Threat intelligence

Incident response

Adversary simulation

Cloud security

Digital forensics

Trust and safety

Education

B.S./M.S. in Computer Science or Cybersecurity

Equivalent experience

Tools

Python

Rust

Job description

Meta seeks a Security Engineer to join the Applied AI Organization (AAI). You will blend hands-on security engineering with applied AI research to build AI-powered defenses and scalable, security-focused systems at Meta's scale.

You will lead adversarial research, threat intelligence programs, and AI-augmented detection capabilities, mentoring engineers and shaping how security expertise translates into AI capabilities across teams.