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Meta Logo Meta · IT - Software Development

Security Engineer - Client Security

United States, Fremont 122000.00 - 181000.00 USD / Year · Job Posted January 25, 2026
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Job Description

Meta's Client Security team is seeking experienced Security Engineer 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.

Job Responsibility

  • Drive Meta's trusted devices strategy by building tools that enable connectivity to our infrastructure only from Meta owned and managed devices
  • Build machine attestation and secure certificate storage solutions to enable provable client identity
  • Deploy systems that help mitigate security risks by understanding and controlling what software is allowed to execute on our client devices
  • Develop, validate, and enforce our client security policies
  • Build and deploy tools and automation that proactively detect and respond to security risks and threats to internal corporate services
  • Advise and collaborate with other teams

Requirements

  • 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

Nice to have

  • Mobile Security Experience on iOS and Android platforms including MDM, security policy
  • OS development experience (Windows, Mac, Linux)
  • Experience managing PKI for client devices

What we offer

  • bonus
  • equity
  • benefits
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