Job Description
About Cloudflare's Security Team
Security is at the heart of Cloudflare's mission to help build a better Internet. Anytime we push code it automatically affects the millions of Internet properties (powering websites remote teams APIs mobile apps etc.) running on our global network. Cloudflare's network is one of the largest in the world spanning over 330 cities in more than 125 countries and operating within 50 milliseconds of 95% of the Internet-connected population.
The Threat Detection and Security Incident Response teams are responsible for identifying understanding detecting and responding to threats targeting Cloudflare.
About the Internship Program
The ideal Security intern is passionate about making the Internet a more secure place. You will work alongside experienced security team members to partner with them in planning executing and overseeing initiatives that help improve Cloudflare's security posture. We are looking for interns who are curious proactive and able to approach problems with a "security-first" mindset. This is a unique opportunity for candidates who want to learn how to defend systems at a scale that few other companies can offer.
What would you do as a Cloudflare intern?
- Execute a specialized security project over 12 weeks that directly improves Cloudflare's defensive posture.
- With a focus on threats and how they operate work to build and improve systems that are the front lines of protecting Cloudflare from malicious attacks.
- Work with Incident Response Engineers to triage and respond to security alerts and incidents.
- Use the latest technologies and techniques to engineer solutions to enhance incident response and security operations. Including automation agentic AI and others
- Work cross-functionally with Legal People Engineering and Finance teams to integrate security into the fabric of the company.
- Work closely with a mentor who will provide hands-on guidance in your specific security domain.
- Present your security project to the entire company at the end of the internship.
- Connect and learn from our executives and leadership team including our co-founders.
- Write for our Cloudflare blog and be featured on Cloudflare.tv sessions.
You can check out our internship blogs to learn more about our program and hear directly from our past interns.
Example of desirable skills knowledge and experience
- Understanding of attacker Tools Techniques and Procedures (TTPs)
- Understanding of operating systems SaaS applications CI/CD and common security tools.
- Understanding of the Incident Response Lifecycle.
- Proficiency in at least one scripting/programming language for automation.
- Demonstrated critical thinking skills and drive to learn and adapt new technologies.
- Curiosity empathy and ability to get things done.
- Ability to commit to a minimum 12 week summer internship.
- In office 3-5 days a week in the Austin office.
Bonus: Demonstrated passion for security & software development such as personal projects open-source contributions or experience with our developer platform using Cloudflare for Students.
Top Skills
What We Do
Cloudflare Inc. (NYSE: NET) is the leading connectivity cloud company on a mission to help build a better Internet. It empowers organizations to make their employees applications and networks faster and more secure everywhere while reducing complexity and cost. Cloudflare’s connectivity cloud delivers the most full-featured unified platform of cloud-native products and developer tools so any organization can gain the control they need to work develop and accelerate their business. Powered by one of the world’s largest and most interconnected networks Cloudflare blocks billions of threats online for its customers every day. It is trusted by millions of organizations – from the largest brands to entrepreneurs and small businesses to nonprofits humanitarian groups and governments across the globe.
Why Work With Us
Cloudflare employees come from all walks of life. We are mission-driven and our team is energized by a collaborative creative environment that celebrates our differences and fosters new ways to grow together.
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Cloudflare Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
We are committed to developing a global team that is distributed with a flexible working approach. Doing this equitably and inclusively is essential to our success. Visit our careers site for more on 'How & Where We Work.'
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Date Posted
04/09/2026
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