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Manager, Red Team

Cloudflare, Inc.
Hybrid; In-OfficeRemotefull_timeVerifiedPosted 10 Apr 2026

About the role

About Us

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. 

At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in.

The Role:

We are seeking a highly skilled and experienced manager of our Red team  to join our dynamic and growing Security Threat Detection, Response and Emulation team. This is a critical role that will be at the forefront of protecting our company by leading a team responsible for emulating the threats that Cloudflare faces. You will be responsible for leading the technical aspects of our Red Team including red team exercises execution and planning, resourcing, drive product testing, and collaboration with threat response to refine detections and responses.

This role requires a unique blend of technical expertise, leadership and goal oriented thinking.  You will be a key point of contact and collaborator with our threat detection and engineering, engineering and products  ensuring that all activities are conducted with the utmost care, in accordance with company policy, and in compliance with legal and ethical standards.

Key Responsibilities:

  • Mentorship & Growth: Lead a team of high-performing global red team and efficacy engineers, providing technical guidance while fostering a culture of curiosity and ethical hacking.
  • Strategic Leadership: Develop and execute on priorities of the security organisation  for the red team and efficacy testing team. Partnering with leadership and other security teams to ensure scenarios and tests are relevant and provide improvement opportunities.
  • Adversary Simulation: Manage the execution of full-chain red team operations targeting Cloudflare’s global infrastructure, corporate networks, and product ecosystems.
  • Efficacy Testing: Establish a rigorous framework for testing "Security Efficacy"—measuring exactly how well our products and security tools hold up against malicious adversaries..
  • Purple Teaming: Foster a highly collaborative relationship with the Blue Team (Detection & Response), Eng and Product teams to ensure findings are translated into immediate defensive improvements.
  • Executive Reporting: Translate complex technical exploits into risk-based narratives for leadership, helping prioritize engineering resources where they matter most.

Partnerships

  • Security Incident Response Team (SIRT): You will act as the "sparring partner" for SIRT. By conducting unannounced exercises, you help them refine their playbooks, test their on-call rotations, and ensure their forensic tooling is effective under pressure.
  • Threat Detection: Partner to identify relevant threat scenarios, threat actors, tools and techniques for use in red team scenarios 
  • Security Engineering: Your team’s findings will provide the raw data needed for Security Engineering to build more resilient architecture. You will collaborate on "paved road" initiatives, ensuring that security defaults actually stop the attacks your team develops.
  • Governance, Risk, and Compliance (GRC): The Red Team Manager provides evidence-based "ground truth" by identifying hidden security gaps through active exploitation, allowing the GRC team to transform those technical findings into actionable risk reports and

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Company

Cloudflare, Inc.

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