Senior Product Security Engineer

Cloudflare

Senior Product Security Engineer leading security assessments and vulnerability operations for Cloudflare's core software products. Analyze system architecture, threat model features, and mitigate security findings.

Posted 7/22/2026full-timeAustin • Texas • 🇺🇸 United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in Product and Application Security, with a strong focus on AI-driven solutions and vulnerability management within large-scale distributed cloud environments. Proven ability to lead security architecture initiatives, mentor engineering teams, and influence cross-functional stakeholders effectively.

Highest-signal resume keywords

Product/Application Security ExpertiseAI & Automation EngineeringThreat Modeling MethodologiesVulnerability Lifecycle ManagementCross-Functional Leadership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

AI-Driven SolutionsCode Analysis AutomationThreat ModelingVulnerability ManagementPenetration TestingAutomation ScriptsRisk AnalysisSecurity ArchitectureCloud EnvironmentsSaaS Platforms

Soft Skills

InfluenceMentorshipCommunicationLeadershipCollaboration

Industry Keywords

Bug Bounty ProgramSecurity WorkflowsEngineering OwnershipSLAsDistributed Systems

Tech Stack

Tools & technologies

CloudDistributed Systems

About the role

Key responsibilities & impact

Autonomously Drive AI Security Innovation: Proactively identify gaps in our current capabilities and independently architect, build, and deploy AI-driven solutions to automate code analysis, optimize triage, and scale Product Security workflows.
Security Architecture & Threat Modeling: Lead deep-dive security reviews and complex threat modeling sessions across distributed systems, embedding strict security requirements into product designs before development begins.
Product-Focused Vulnerability Management: Own the lifecycle of product security findings. Ensure vulnerabilities are accurately triaged, mapped to the correct engineering owner, and mitigated in alignment with established SLAs.
Bug Bounty Leadership: Oversee the technical triage and validation of Cloudflare’s external Bug Bounty program, prioritizing submissions based on real-world exploitability and business risk.
Pentest Strategy & Support: Shape the scope of internal and external penetration testing engagements, serving as the technical liaison to ensure findings are deeply understood and remediated by development teams.
Strategic Influence & Mentorship: Act as a force-multiplier for security across Cloudflare; mentor junior engineers, cultivate security champions within engineering organizations, and establish modern, paved-road developer guardrails.

Requirements

What you’ll need

Senior-Level Product/AppSec Expertise: Extensive, battle-tested experience in Product or Application Security within large-scale distributed cloud environments or SaaS platforms.
Practical AI & Automation Engineering: Demonstrated ability to build production-grade automation scripts and tools . Must possess hands-on engineering experience leveraging AI/LLMs to solve operational or technical challenges.
Advanced Threat Modeling & Risk Analysis: Mastery of threat modeling methodologies (e.g., STRIDE) and an analytical mindset capable of translating complex theoretical risks into prioritized, actionable business context.
Vulnerability Lifecycle Ownership: Proven track record of managing, routing, and driving the remediation of vulnerabilities across multi-stakeholder engineering organizations while strictly enforcing SLAs.
High Influence & Communication: Superb cross-functional leadership skills; the ability to confidently influence senior engineering leaders, resolve ownership ambiguity, and champion security initiatives without explicit authority.

Benefits

Comp & perks

medical, dental, and vision insurance
a 401(k) plan with company match
flexible paid time off
fertility & family-forming benefits