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

10+
Years in tech
12
Active certs
99.2%
Detection fidelity
65%
MTTD reduction
Previously at
Latest writing How to Decide: AI SOC vs MDR Daylight AI · April 2026