Staff+ Researcher, Cybersecurity Products

The shape of it

In the posting’s own words

We're looking for a Capabilities Researcher to join the team building Claude Security. In this role, you'll identify which security capabilities in frontier models are ready to build on, measure how well they perform, and work out how to make them useful to customers who are not security experts.

What it asks for · 6

• Have deep expertise in one or more security domains, such as vulnerability research, exploit development, reverse engineering, malware analysis, incident response, or offensive security
• Have built AI-powered tools or capabilities for security work
• Can get from an idea to a working prototype quickly, and abandon the ones that don't hold up
• Are comfortable designing rigorous evaluations and interpreting the results honestly
• Can write and communicate clearly about technical findings
• Have 7+ years of experience in security research, security engineering, or a closely related field

Also a plus

• Published research, CTF results, CVEs, or open source security tooling
• Experience with model evaluation, benchmarking, or red teaming
• Experience building agentic applications
• Familiarity with the safety considerations of AI in security contexts

What the job covers

• Prototype rapidly to find define the AI frontier for cybersecurity work
• Design evaluations that measure model performance on the work security teams actually do
• Build the datasets, harnesses, and scoring those evaluations depend on
• Engage with the cybersecurity community to help define where AI can make the most impact
• Work with engineers and researchers to operationalize promising capabilities into something customers can rely on
• Track how model capabilities for security are changing, and what that means for what we build next
• Share findings that inform product direction, and partner with product leadership on priorities

Tools and skills named

Words the posting leans on

• security14×
• capabilities7×
• model7×
• evaluations5×
• build4×
• product4×
• research4×
• engineering3×
• experience3×
• findings3×
• become2×
• building2×
• customers2×
• cybersecurity2×
• define2×
• depend2×

Counted from the posting after the mission statement and the legal notices are set aside. The ones near the top are the ones a screener is looking for.

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