Johnathan Dempsey Detection Engineering & Security Operations
Subject matter expert in detection engineering, SIEM/SOAR, and AI SecOps. Started in systems and network engineering; now building detection programs across SaaS, finance, critical infrastructure, and nonprofits.
Currently: Detection Engineer at a cloud-native fintech platform serving ~8M consumer accounts
Previously at
Latest writing
How to Decide: AI SOC vs MDR
Daylight AI · April 2026