Senior AI-Driven Detection Engineer for SIEM

Relha LLC; Cincinnati (OH); On-site; USD 120,000 - 150,000; Full time

Job summary

Procter & Gamble is seeking a Senior Detection Engineer to design, build, and tune detection rules across enterprise SIEM platforms. You will work at the intersection of detection engineering and AI, using agentic tooling to accelerate threat detection development and coverage analysis.

You will collaborate with Threat Intelligence and Threat Hunting teams, manage content as code, and continuously improve alert fidelity while reducing noise.

Qualifications

• Bachelor’s degree in Information Systems, IT, CS, Engineering, or related field; 5+ years in detection/security roles

Responsibilities

• Design, build, test, and tune SIEM detection rules aligned to MITRE ATT&CK
• Write detection logic across SIEM and data lake platforms
• Manage detection content as code with Git workflows, PRs, and CI/CD pipelines
• Investigate and suppress false positives using lookup-based architectures
• Collaborate with Threat Hunting and Threat Intelligence teams
• Monitor threats and rapidly develop detections for new TTPs
• Leverage AI agents and LLM-assisted workflows to accelerate development and validation

Skills

Python

Detection engineering

MITRE ATT&CK

AI/LLM tooling

SIEM rules tuning

Education

Bachelor's degree (IT/CS/Engineering)

Tools

Git-based workflows

CI/CD pipelines

Job description

Procter & Gamble is seeking a Senior Detection Engineer to design, build, and tune detection rules across enterprise SIEM platforms. You will work at the intersection of detection engineering and AI, using agentic tooling to accelerate threat detection development and coverage analysis.

You will collaborate with Threat Intelligence and Threat Hunting teams, manage content as code, and continuously improve alert fidelity while reducing noise.