Network Security Engineer

Meta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs. We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and solve security problems across network infrastructure. You will be responsible for building, implementing, and operationally supporting the organization to develop security controls and services that will protect network infrastructure which helps serve traffic for over 3 billion users worldwide. We are looking for engineers with experience in managing complex issues that require problem-solving to drive security and innovation, who will research and develop new solutions to help protect our infrastructure and our users through a defense in-depth approach. The team thrives in finding security issues and eradicating them and makes life hard for bad actors. With focuses that range from large scale Distributed Denial of Service (DDoS), routing security, security tool development, defense against internal and external attacks there’s lots of room to push your skill set in deploying network security controls at scale.Network Security Engineer Responsibilities

• Identifying risks across network infrastructure that would lead to the exposure of sensitive data, unauthorized access, or loss of availability and prioritizing remediation efforts to address gaps
• Influence security direction of the network, including management software and infrastructure to protect the network integrity of Meta platforms
• Conceptualize and lead efforts towards building sustainable and scalable network layer security controls and tooling
• Mentor and champion security practices through cross functional work with engineering teams throughout Meta
• Keep Meta's safe through active operation and defense of critical network infrastructure

Minimum Qualifications

• Engineering degree, or a related technical discipline, or equivalent work experience
• Experience coding in higher-level languages (e.g. Python, Rust, Go, C++)
• Experience in configuration and maintenance of network platforms such as firewalls, routers, switches, load balancers, and proxies
• Experience learning software, frameworks and APIs

Preferred Qualifications

• Understanding of implementation and scaling of access controls across both host and network layers.
• Understanding of threat models to better protect against attacks or detect new vectors.
• Experience leading network efforts to investigate, prevent, and mitigate security incidents.
• Experience evaluating and testing new vendor platforms and in house network initiatives for security issues.
• Experience leveraging layered security models to defend critical network infrastructure.

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.


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