Meta's Client Security team is seeking experienced Security Engineers who have a track record of solving complex security problems at scale. Client Security Engineers design and develop solutions to ensure Meta's data and systems can only be accessed by trusted devices, and that applicable security policies are enforced on devices.

Qualifications:

2+ years of combined experience designing and deploying security infrastructure (such as PKI, key management, and certificate management) 2+ years of software development experience in PHP, Golang, Python, C\C++, Rust, or Ruby Experience applying fundamental security concepts to systems B.S. in Computer Science or a related field, or equivalent experience Experience managing PKI for client devices Mobile Security Experience on iOS and Android platforms including MDM, security policy Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements) Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews) OS development experience (Windows, Mac, Linux) Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies