Senior Threat Researcher

Job Category: Technology and IT
Job Type: Remote
Job Location: United States
Company Name: Cloudflare

About Us
At Cloudflare, our mission is to help build a better Internet. We run one of the world’s largest global networks, powering millions of websites and applications for customers ranging from small businesses to Fortune 500 companies. Our platform protects, accelerates, and secures traffic without additional hardware or software. Cloudflare has been recognized among the World’s Most Innovative Companies by Fast Company and listed on Entrepreneur Magazine’s Top Company Cultures.

We’re committed to building a diverse and inclusive workforce where curious, empathetic, and growth-oriented individuals thrive. If you’re looking for a place to make an impact, join us!

Available Locations: Austin, Washington D.C., Seattle, Denver


About the Team
Cloudforce One is Cloudflare’s threat operations and research team, working to identify, analyze, and disrupt cyber threats, from cybercrime to nation-state–sponsored APTs. The team leverages data at massive scale from Cloudflare’s network to deliver actionable intelligence and strengthen protections for customers worldwide.


About the Role
We are seeking a Senior Threat Intelligence Analyst (East Asia focus) to join Cloudforce One. In this role, you will track, assess, and analyze sophisticated cyber threats, including APT activity, cybercrime, and hacktivism originating from East Asia. You’ll apply advanced analytical techniques, OSINT research, and deep knowledge of adversary TTPs to deliver timely and actionable intelligence for Cloudflare and its customers.

You will produce intelligence reports, support client requests, collaborate with engineering teams to enhance detection, and anticipate adversary behavior by understanding both cyber and geopolitical developments.

This position requires strong technical expertise, excellent analytical and communication skills, and the ability to work collaboratively within a globally distributed team.


Key Responsibilities

  • Track, analyze, and assess East Asian APT groups, cybercriminal activity, and hacktivist threats.
  • Perform OSINT-driven research, campaign tracking, and intrusion analysis using models like Cyber Kill Chain and Diamond Model.
  • Synthesize technical and non-technical datasets to produce actionable threat intelligence.
  • Write intelligence reports ranging from short updates to finished, in-depth analysis.
  • Monitor emerging trends in East Asian cyber operations and provide proactive insights.
  • Collaborate with engineering teams to integrate intelligence into internal tools and detection workflows.
  • Present findings to executive leadership, clients, and public audiences.
  • Mentor team members on best practices in intrusion analysis and threat intelligence.

Qualifications

Required

  • 10+ years’ experience in intrusion analysis, cyber threat hunting, intelligence, IR, or malware forensics.
  • Deep knowledge of East Asian APTs and their tactics, techniques, and procedures.
  • Strong OSINT skills and ability to cluster/group adversary campaigns.
  • Practical experience with intrusion detection, packet/metadata analysis, and relevant data platforms.
  • Strong knowledge of networking protocols (TCP/IP) and intrusion analysis data.
  • Excellent writing and presentation skills, with experience producing technical and non-technical intelligence reports.
  • Degree in Computer Science, Security, Intelligence Studies, or related field; OR equivalent military/cyber intelligence training.

Preferred

  • Advanced degree (MS/MA) in a related field.
  • Reverse engineering or malware analysis skills.
  • Proficiency in an East Asian language.
  • SQL querying skills and data pattern analysis.
  • Experience in intelligence community roles or large-scale enterprise environments.

Compensation & Benefits

  • Competitive salary (location-based adjustment may apply).
  • Equity eligibility through Cloudflare’s equity plan.
  • Full benefits package including:
    • Medical, dental, vision, Rx insurance
    • Life & disability insurance
    • 401(k) with company match
    • Flexible paid time off and leave programs
    • Employee stock participation plan
    • Fertility, mental health, commuter benefits, and more

Why Join Cloudflare?
Cloudflare is more than a tech company—we’re a mission-driven organization. Through initiatives like Project Galileo (protecting civil society organizations), Athenian Project (securing election websites), and 1.1.1.1 (privacy-first DNS resolver), we are committed to defending a free and open Internet.

We are an equal opportunity employer that values diversity, inclusion, and accessibility. Reasonable accommodations are available for applicants with disabilities.


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