Security Engineer

Cloudflare
San Francisco, United States of America
2 days ago

Role details

Contract type
Temporary to permanent
Employment type
Full-time (> 32 hours)
Working hours
Shift work
Languages
English
Experience level
Senior
Compensation
£ 42K

Job location

Remote
Maidstone, United Kingdom

Tech stack

JavaScript
Amazon Web Services (AWS)
Amazon Web Services (AWS)
DNS
Network Security
Network Layer
Mobile Security
Load Balancing
Cloudflare
Route53
Terraform
Ddos

Job description

We're looking for a highly confident, hands-on Cloudflare Security Engineer to lead a critical migration from AWS WAF to Cloudflare WAF. This is a fast-paced, technically demanding engagement where deep expertise in Cloudflare WARP and Terraform-led infrastructure automation is essential.

This role requires someone who can own complex security challenges end-to-end, operate with minimal oversight, and make confident decisions in high-impact environments.

This is a fully remote contract that will initially start as a 3-month contract.

Key Responsibilities

  • Lead the end-to-end migration from AWS WAF to Cloudflare WAF (rule translation, optimisation, testing, rollout)

  • Design and implement Cloudflare WAF policies (managed rules, custom rules, bot protection, rate limiting)

  • Deploy and manage Cloudflare Zero Trust & WARP for secure, identity-based access

  • Configure and optimise DNS, load balancing, and traffic steering within Cloudflare

  • Integrate Cloudflare with AWS services (ALB, CloudFront, Route 53)

  • Implement edge security controls (DDoS protection, TLS, monitoring)

  • Troubleshoot complex networking, performance, and security issues

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Requirements

  • Extensive hands-on experience with Cloudflare WAF, Zero Trust, and WARP (non-negotiable)

  • Proven track record migrating from AWS WAF to Cloudflare

  • Strong understanding of DNS, TLS, CDNs, reverse proxies, and traffic routing

  • Solid AWS background (ALB, CloudFront, Route 53, security services)

  • Strong experience with Terraform

  • Excellent problem-solving skills across security and network layers

Key Traits

  • Confident and decisive in high-pressure security scenarios

  • Able to navigate ambiguity and complex edge cases

  • Strong ownership mindset with a hands-on approach

If you're a Cloudflare specialist who thrives on complex security challenges and large-scale migrations, this is a high-impact opportunity to make a tangible difference quickly, and we would love to hear from you Similar jobs

Benefits & conditions

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About the company

Cloudflare, Inc. is the leading connectivity cloud company on a mission to help build a better Internet. It empowers organizations to create an application modernization and AI strategy to consume, build, protect, and defend at scale. Cloudflare’s connectivity cloud delivers the most full-featured, unified platform of cloud-native products and developer tools, so any organization can power and protect their applications.


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