Network Security Engineer

Meta
London
7 months ago
Applications closed

Related Jobs

View all jobs

IT Network Security Engineer

IT Network Security Engineer

Technology Engineer / Cyber Security / IT Network Infrastructure

CyberSecurity – Operations Engineer

Senior Security Engineer

Senior Network 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.


Equal Employment Opportunity

Meta is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics.

Meta is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, fill out the Accommodations request form.


#J-18808-Ljbffr

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

What Hiring Managers Look for First in Cyber Security Job Applications (UK Guide)

If you want to stand out in the highly competitive world of cyber security job applications, you need to understand what hiring managers look for before they even finish reading a CV. Cyber security hiring managers scan applications quickly and with specific priorities in mind. They assess not just your technical ability, but your judgement, professionalism, clarity, risk awareness and evidence of impact. This guide explains what hiring managers look for first in cyber security applications across roles like Security Analyst, Security Engineer, Penetration Tester, Incident Responder, Security Architect, Governance Risk and Compliance specialists and Cloud Security positions. Use this as a practical, step-by-step checklist to sharpen your CV, LinkedIn profile, cover letter and portfolio before you apply on www.cybersecurityjobs.tech .

The Skills Gap in Cyber Security Jobs: What Universities Aren’t Teaching

Cyber security has become one of the most critical disciplines in the modern economy. From protecting financial systems and healthcare data to securing national infrastructure, cloud platforms and supply chains, cyber security professionals now sit at the frontline of digital trust. Demand for cyber security talent in the UK has surged. Job vacancies remain high, salaries continue to rise, and organisations across every sector report difficulty hiring skilled professionals. Yet despite this demand, many graduates struggle to break into cyber security roles and employers consistently report that candidates are not job-ready. The problem is not intelligence, ambition or academic effort. It is a persistent and widening skills gap between university education and real-world cyber security work. This article explores that gap in depth: what universities teach well, what they routinely miss, why the gap exists, what employers actually want, and how jobseekers can bridge the divide to build sustainable careers in cyber security.

Cyber Security Jobs for Career Switchers in Their 30s, 40s & 50s (UK Reality Check)

If you’re thinking about switching into cyber security in your 30s, 40s or 50s, you’re in good company. Across the UK, organisations of all sizes are hiring people from diverse backgrounds to protect systems, data & customers. But with hype around “hackers” & quick-win courses, it’s hard to separate reality from fiction. This guide gives you a UK reality check: which roles genuinely exist, what employers actually want, how training really works, what to expect on salary & progression & whether age matters. Whether you come from finance, project management, operations, law, HR or customer service, there is a credible route into cyber security if you approach it strategically.