Security Detection Engineer, Insider Trust

We are seeking a Security Engineer who specializes in designing and implementing new systems and tools to enhance the security of Meta's products and infrastructure. This role is ideal for individuals with deep security domain expertise who are passionate about building solutions and using AI to address evolving security requirements and use cases. Design, prototype, and implement AI-driven security systems and tools to protect Meta's products and internal infrastructure Develop and maintain security-focused code, libraries, and frameworks for use by Security Engineers, Analysts, and engineering teams Collaborate with cross-functional partners to deliver scalable security solutions aligned with company objectives Rapidly experiment with and iterate on specialized security technologies, leveraging AI to address emerging threats and requirements Apply deep security expertise to solve complex challenges, mitigate risks, and mentor other engineers in advanced security domainsB.S. or M.S. in Computer Science or related field, or equivalent experience 5+ years of experience in designing and implementing security systems, tools, or frameworks Knowledge of attacker tactics, techniques, and procedures (e.g., MITRE ATT&CK framework) Proficiency in coding with experience in languages such as Python, C/C++, Go, or equivalent Experience collaborating with technical and non-technical stakeholders Ability to rapidly prototype and iterate on security solutions Experience in Detection and Response Engineering, or similar Security Engineering role Understanding of insider threat concepts, behavioral/complex threat detection techniques and technologies Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews) Experience in technical security investigations and threat hunting including leveraging intelligence data to proactively identify and investigate suspicious behavior across networks and systems Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies Experience with log analysis, and building complex automations and integrations using Security Information and Event Management(SIEM) or Security Orchestration, Automation and Response(SOAR) platforms Experience analyzing network, application, and host-based security events Background in security-focused software engineering, and designing scalable systems and data pipelines used to detect and respond to insider threats Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)Meta builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Apps like Messenger, Instagram and WhatsApp further empowered billions around the world. Now, Meta is moving beyond 2D screens toward immersive experiences like augmented and virtual reality to help build the next evolution in social technology. People who choose to build their careers by building with us at Meta help shape a future that will take us beyond what digital connection makes possible today-beyond the constraints of screens, the limits of distance, and even the rules of physics.Meta is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. You may view our Equal Employment Opportunity notice here .Meta is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, fill out the Accommodations request form .