Threat Emulation Engineer - Blue/Purple Team at GuidePoint Security

Department: FederalEducation: education_optional

Location: Chantilly, Virginia
Type: Full-time
Level: senior
Posted: Sep 15, 2026

Description

GuidePoint Security is hiring a Threat Emulation Engineer to support service delivery and act as a product subject-matter expert on Automated Security Validation deployments. The role assesses customer security posture, leads complex deployments, collaborates with internal product and technical teams, and empowers customers to address future security questions. Candidates must have an active Top Secret/SCI clearance with a CI Poly within 10 years, 5–10 years of security systems engineering and troubleshooting experience, DoD 8570 IAT Level II+ certification, and experience with log ingestion, networking, and security troubleshooting. The position requires 100% onsite support in Chantilly, Virginia, and offers group medical, dental, retirement, and other employee benefits.

Required Skills

Automated Security Validation
Threat Analysis
MITRE ATT&CK
Log Ingestion
Network Troubleshooting
SIEM
Red/Purple Teaming
Scripting

Additional Information

Required Previous Experiences: 5–10 years of security systems engineering and troubleshooting experience
Experience designing log ingestion and aggregation strategies
Experience with networking and security troubleshooting
Ability to manage and deliver multiple projects independently
Preferred Qualifications: Bachelor’s degree in a relevant field or equivalent experience
Experience configuring and utilizing enterprise SIEM platforms
Understanding of OS auditing, including Syslog and Windows Event Logs
Experience with Mandiant Security Validation or other Breach and Attack Simulation tools
Red or purple team experience
Experience developing SOC runbooks, workflows, and policy documentation
Familiarity with bash, Python, PowerShell, and Perl
Translation Company Name: GuidePoint Security