Security Engineer - Surface Coverage, Detection Engineering

Meta Security is looking for a Security Engineer with experience in threat modeling, TTP identification, and detection engineering. You’ll work alongside Software Engineers and Offensive Security Engineers to identify critical assets, assess the top risks, and evaluate potential attacks against Meta systems. You will be working across engineering teams supporting Production and Corporate systems to develop detection and response automation leveraging both industry-standard and custom detection and response platforms. You’ll generate detection ideas utilizing some of the world’s largest data sets and build on top of hyper-scale data pipelines.

Security Engineer - Surface Coverage, Detection Engineering Responsibilities:

Lead cross-functional projects to improve our capabilities to effectively detect and respond to security incidents
Review security architecture of large-scale custom and commercial systems and independently propose logging, detection and prevention controls
Perform TTP-based Threat Modeling for a wide variety of assets including endpoints, mobile, servers, internal services, public & private cloud environments and networking equipment
Perform analysis against logs from a variety of sources (e.g., individual host logs, network traffic logs) to identify potential threats and detection ideas
Build response workflows and actions that auto-resolve false positives and provide context scaling our ability to investigate
Support security incident response in a cross-functional environment and drive incident resolution
Design and implement attack testing automation to validate detection coverage
Build logging pipelines using our custom datasets and infrastructure

Minimum Qualifications:

7+ years of experience in Detection & Response Engineering or similar Security Engineering role
Experience building complex automations and integrations using SOAR platforms
Bachelor's degree or equivalent experience in Security
Experience designing systems used for responding to both external and insider threats
Experience analyzing network and host-based security events
Knowledge of networking technologies, specifically TCP/IP and the related protocols
Knowledge of operating systems, file systems, and memory structures on Windows, MacOS and Linux
Coding/scripting experience in one or more general purpose languages
Experience with attacker tactics, techniques, and procedures

Preferred Qualifications:

Background in security-focused software engineering, designing large scale systems and data pipelines, or offensive security
Experience in threat hunting including leveraging intelligence data to proactively identify and iteratively investigates suspicious behavior across networks and systems
Broad knowledge across the Security domain, as well as deep focus in one (or more) areas such as Logs and events processing, Incident Management, Digital Forensics, Offensive Security Testing, Detection and/or Response tooling development

About Meta:

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.