Senior Behavioral Security Engineer - Identity & AI

Cybersecurity Jobs; Round Lake (IL); Hybrid; USD 130,000 - 195,000; Full time

Job summary

Relativity is seeking a Senior Security Engineer to build and enhance behavioral detection capabilities focused on EUBA and NHIBA. The role is hybrid in Illinois and supports security operations via telemetry integration, baselining, automated investigations, and scalable analytics.

You will design, deploy, and tune behavioral platforms across identity, endpoints, cloud, and applications; develop anomaly detections and risk models; validate performance, and operationalize findings in SIEM, XDR,

Qualifications

• Hands-on security engineering and analytics experience.
• Proficient in UEBA/EUBA and identity threat detection.
• Experience with SIEM, XDR, and SOAR platforms.
• Strong scripting in at least one language (KQL/Python/PowerShell).
• Bachelor’s degree or equivalent in a technical field.

Responsibilities

• Design and deploy behavioral platforms for entity/user and non-human identity analytics.
• Develop anomaly detections, validate performance, and operationalize findings.
• Integrate telemetry from identity providers, endpoints, cloud, apps, and services.
• Collaborate with IAM, IT, engineering, and security teams to improve telemetry.
• Lead investigations, risk scoring, containment, and escalation for anomalies.
• Create and tune detection logic across SIEM, XDR, and SOAR workflows.
• Mentor engineers and participate in technical interviews and reviews.

Skills

Security analytics

Threat hunting

Identity security

Telemetry integration

Stakeholder communication

Education

Bachelor’s degree in Computer Science or related field

Tools

SIEM

XDR

SOAR

KQL

Python

PowerShell

OAuth

Job description

Relativity is seeking a Senior Security Engineer to build and enhance behavioral detection capabilities focused on EUBA and NHIBA. The role is hybrid in Illinois and supports security operations via telemetry integration, baselining, automated investigations, and scalable analytics.

You will design, deploy, and tune behavioral platforms across identity, endpoints, cloud, and applications; develop anomaly detections and risk models; validate performance, and operationalize findings in SIEM, XDR,