Product Security Engineer - Team Lead

Meta; Bellevue (WA); Hybrid; USD 180,000 - 240,000; Full time

Job summary

Meta is seeking Security Engineers to provide technical leadership across large security problem spaces, including web and AI security. You will collaborate with product teams and partner security groups to define strategy, build tooling, and ship secure-by-design features for agentic products and apps.

Ideal candidates have 10+ years in secure infrastructure and 8+ years coding in languages like Python, Java, Go, Rust, and C/C++. Strong threat modeling and cross‑boundary influence are essential.

Qualifications

• B.S. or M.S. Computer Science, Engineering, or related technical discipline, or equivalent experience.
• 10+ years work experience building and securing enterprise-scale infrastructure software and services.
• 8+ years work experience authoring code in Python, PHP, Java, Ruby, Go, Rust, C/C++ (or similar language).
• Experience fixing infrastructure security problems across broad corporate boundaries using influence and relationships.
• Experience owning a component or system and threat modeling of infrastructure software and services.

Responsibilities

• Provide technical leadership across web and AI security problem spaces.
• Define strategy with product teams and partner security organizations.
• Build security tooling and ship secure-by-design product functionality.

Skills

Security engineering

Python

Java

Go

Rust

C/C++

Distributed systems

Threat modeling

Incident management

AI risk assessment

Ethical AI practices

Security tooling

Education

Bachelor's or Master's in CS/Engineering

Job description

Product Security is looking for Security Engineers to provide technical leadership across multiple large problem spaces (web security, AI security). You will be working closely with product teams and partner security organizations to define strategy, build security tooling, and ship secure-by-design product functionality for our agentic products and family of apps. B.S. or M.S. Computer Science, Engineering, or related technical discipline, or equivalent experience10+ years work experience building and securing enterprise-scale infrastructure software and services8+ years work experience authoring code in Python, PHP, Java, Ruby, Go, Rust, C/C++ (or similar language)Experience fixing infrastructure security problems across broad corporate boundaries using influence and relationshipsExperience in designing, analyzing, improving efficiency, scalability, and stability distributed systems and conducting threat model assessment of infrastructure software and servicesExperience owning a particular component, feature or system Broad knowledge of the security domain, which might include security investigations, incident management, digital forensics, offensive security, vulnerability management, product security, and much moreExperience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews)Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologiesExperience making contributions to the security or privacy community (public research, blogging, presentations, etc.)