Network Security Engineer
Confirmed live in the last 24 hours
Locations
Remote • United Kingdom
Experience Level
Entry
Junior
Mid
Senior
Expert
Desired Skills
Bash
Computer Networking
JavaScript
Git
MySQL
Postgres
SQL
Python
Nginx
Web Development
TCP/IP
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
Desired Qualifications
- You are fluent in German, Japanese, French, Spanish, Portuguese, or Mandarin
- You have worked with PostgreSQL, MySQL, MS SQL, and other database servers
- You are familiar with Cloudflare and are actively using our platform
Web performance & security platform
Company Overview
Cloudflare's mission is to help build a better Internet. The company specializes in providing a content delivery network and DDoS mitigation services.
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
Company Core Values
- Be curious to learn and grow
- Communicate clearly, directly, and transparently
- Do the right thing
- Embrace diversity to make Cloudflare better
- Get your work across the finish line
- Lead with empathy and assume good intentions