Security Engineer, Applied Research – Labs

Cloudflare

. Design and build agentic security workflows and tooling for Cloudflare Security, including multi-agent orchestration, tool integration, and evaluation harnesses .

Posted 10/13/2026full-timeAustin • Texas • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and building security workflows and tooling, with a strong focus on Cloudflare technologies and hands-on learning environments. Proficient in technical writing and presenting complex security architectures to diverse audiences.

Highest-signal resume keywords

Proficiency In TypeScriptExperience With Cloudflare WorkersBuilding Interactive LabsApplication And Infrastructure Security KnowledgePublished Technical Writing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringProduction SystemsEvent-Driven SystemsLLM-Based SystemsAgent OrchestrationTool IntegrationContext EngineeringEvaluation HarnessesTechnical Deep DivesArchitecture Write-Ups

Soft Skills

Strong Design JudgmentWorkshop FacilitationCustomer Briefing Presentation

Tools & Technologies

Cloudflare SecurityDurable ObjectsWorkflowsWorkers AIAI GatewayVectorize

Certifications & Qualifications

Authorization For U.S. Export Control Laws

Industry Keywords

Security WorkflowsDeveloper Training EnvironmentsOpen-Source ContributionsCommon Vulnerability ClassesSecure Development Practices

Tech Stack

Tools & technologies

PythonTypeScript

About the role

Key responsibilities & impact

Design and build agentic security workflows and tooling for Cloudflare Security, including multi-agent orchestration, tool integration, and evaluation harnesses
Release internal harnesses, skill definitions, and orchestration workflows as documented open-source reference implementations
Implement solutions on Cloudflare Workers, Durable Objects, Workflows, Workers AI, AI Gateway, and the Agents SDK
Define the technical scope and sequencing of each lab, including participant failure modes and required scaffolding
Build and operate lab infrastructure with per-participant isolation, automated provisioning, state reset, and teardown
Run hands-on workshops where customers and partners build and deploy the tooling
Document and package workshop formats for delivery by other Cloudflare engineers
Present Cloudflare's agentic security architecture through customer briefings and conference talks
Author technical deep dives and architecture write-ups
Partner with Product and Engineering to align external technical content with the roadmap
Work embedded with Cloudflare's security teams and represent the team's security and engineering work externally

Requirements

What you’ll need

4+ years in software engineering, shipping and operating production systems
Demonstrated experience building interactive labs, hands-on learning platforms, or developer training environments, including the infrastructure behind them
Strong design judgment for technical learning experiences, including scope, sequencing, and knowing what to leave out
Proficiency in TypeScript, Python, or a comparable language, with production experience in distributed or event-driven systems
Hands-on experience building LLM-based systems, including agent orchestration, tool use, context engineering, and evaluation
Experience with Cloudflare Workers, Durable Objects, Workflows, Workers AI, AI Gateway, and Vectorize, or an equivalent serverless stack
Working knowledge of application and infrastructure security, including common vulnerability classes and secure development practices
Published technical writing, conference talks, or open-source contributions
Applicants may need authorization to receive software or technology controlled under U.S. export control laws without sponsorship for an export license

Benefits

Comp & perks

15-25% travel for customer workshops, conferences, and other Cloudflare offices
Occasional work outside standard hours to support sessions across EMEA and APAC time zones
Opportunity to release work as open-source reference implementations, interactive labs, and technical workshops
Opportunity to present at customer briefings and conference talks
Opportunity to author technical deep dives and architecture write-ups
Opportunity to attend or participate in security and developer conferences