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Applied Cyber, Email Security (Detection Engineering)

Doppel· Operations
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Remote$120k - $180kFull-timePosted 1mo ago

About the role

Role focused on investigating hard email threats and detection failures, turning insights into detections, evals, AI behavior, and product capabilities that scale across customers.

Responsibilities

  • Own detection problems end-to-end — from emerging TTP or FN → investigation → detection hypothesis → validation → production coverage → measurement.
  • Use AI as a force multiplier — build evals, supervise model behavior, use coding agents aggressively, and automate repetitive investigative work.
  • Partner with Product and Engineering on signals, detection logic, edge cases, and validation.
  • Work with customers and GTM on detection gaps, real-world TTPs, and platform behavior.
  • Turn tooling, threat-intelligence partnerships, and provider relationships into new signals and detection capabilities.

Qualifications

  • Bring deep practitioner judgment from one or more of detection engineering, SOC/IR, threat intelligence/OSINT, or email/messaging security; range across multiple areas is a major plus.
  • Take messy detection failures from “something’s off” to root cause — prove what matters in the data and turn FP/FN cases into durable fixes.
  • Think like both attacker and defender across phishing, BEC, impersonation, credential theft, ATO, and evolving social-engineering TTPs.
  • Turn expert judgment into detection logic, evals, tests, requirements, and systems that scale beyond a single investigation or customer.
  • Thrive at the intersection of security, AI, product, and customers — challenge assumptions, use coding/AI agents aggressively, and move fast through ambiguity.

Skills

Required:Detection engineeringThreat analysis

Benefits

  • Remote-first culture
  • Flexible PTO, comprehensive health benefits, parental leave, and more
  • Meaningful equity so you share in Doppel's success
  • A high-growth environment where your work has immediate technical and customer impact
Last updated Oct 1, 2026. Interested? Apply on the company site.
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About Doppel

The world's first platform for Social Engineering Defense.

By pairing cutting-edge AI with expert analysis, we outpace threats like phishing, impersonation, and disinformation—delivering comprehensive coverage, speed, and precision.

Social Engineering DefenseAI securityThreat intelligenceBrand protectionExecutive protectionSocial engineering

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