Full-Time

Network Security Engineer

Posted on 9/26/2024

Cloudflare

Cloudflare

1,001-5,000 employees

Provides CDN, security, and serverless solutions

Enterprise Software
Cybersecurity

Mid

London, UK

Hybrid role with options for Lisbon or London.

Category
Cybersecurity
IT & Security
Required Skills
Bash
Python
JavaScript
Git
Computer Networking
Nginx
Requirements
  • Self-driven and capable of learning new technologies / systems / features with little guidance
  • Fundamental understanding how the Internet works (OSI Model)
  • Advanced understanding of modern internet protocols like TCP and UDP
  • Computer Networking fundamentals, experience with iptables and looking glass
  • Experience troubleshooting network connectivity issues, BGP routing, and GRE tunnels
  • Packet capture analysis
  • Experience in command line and tools, including curl, dig, traceroute, openssl, git
  • Experience troubleshooting DNS, SSL / TLS, HTTP
  • Experience in a web development and / or hosting environment such as installing and configuring web servers like Apache, Nginx, Caddy and IIS
  • Experience writing scripts in Bash, Python, JavaScript or other scripting language
  • Experience in working as part of a team in a customer-facing role
Responsibilities
  • Communicate with customers via chat, email, and phone
  • Compare traffic signatures and attributes including IP addresses, cookie variations, HTTP headers, and JavaScript footprints to determine what is good traffic and what is malicious
  • DDoS mitigation for OSI layers 3,4, & 7: advise customers on how to filter malicious traffic using Cloudflare tools like Magic Transit, Network Firewall, WAF, IP reputation lists, packet inspection, blocklisting, allowlisting, and rate limiting
  • Work with Engineering and Operations teams to mitigate attacks, suggest steps to mitigate, and apply the appropriate mitigation, when applicable
  • Work with Engineering and Product teams to improve the products and tools

Cloudflare enhances the performance, security, and reliability of websites and applications through services like content delivery network (CDN) solutions and cybersecurity protections against threats such as DDoS attacks. They also offer serverless computing, allowing developers to run code without managing servers. What makes Cloudflare unique is their freemium model, which provides basic services for free while charging for premium features. Their goal is to meet the increasing demand for faster and more secure internet services for a wide range of clients.

Company Stage

IPO

Total Funding

$339.8M

Headquarters

San Francisco, California

Founded

2009

Growth & Insights
Headcount

6 month growth

10%

1 year growth

32%

2 year growth

47%
Simplify Jobs

Simplify's Take

What believers are saying

  • Cloudflare named a Fortune Future 50 company, ranked #14 in 2024.
  • Partnership with SEACOM enhances cybersecurity solutions in Africa.
  • Cloudflare expands presence in Mexico amid growing internet usage.

What critics are saying

  • Emerging CDN providers offering lower-cost solutions could erode Cloudflare's market share.
  • Quantum computing poses a potential threat to Cloudflare's encryption technologies.
  • Regulatory scrutiny on data privacy could complicate Cloudflare's operations in the EU.

What makes Cloudflare unique

  • Cloudflare offers a freemium model, attracting a large user base with free services.
  • Cloudflare Workers allows developers to build and deploy applications on its network.
  • Cloudflare's CDN services enhance web content delivery speed globally.

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Benefits

Competitive salaries

Take-what-you-need paid vacation policy

Comprehensive health plans and benefits

Paid maternity and paternity leave

Commuter and ride share options

Returnships

INACTIVE