Remote NAC Security Engineer - Device Posture and Policy

Gdh Consulting, Inc.; St. Louis (MO); Remote; USD 103,000 - 117,000; Full time

Job summary

GDH seeks a Cybersecurity Engineer to configure, manage, and optimize NAC and C2C solutions across secure enterprise environments. You will focus on device discovery, posture assessment, policy enforcement, and remediation, collaborating with cross-functional teams.

You will integrate NAC with AD, SIEM, and ticketing systems, support monitoring activities, and drive automated remediation. Expect travel up to 75% across the continental United States.

Qualifications

• 5–8 years in cybersecurity or network security with 2+ years managing NAC policies in production.
• Eligible for U.S. Government security clearance; U.S. citizenship required.
• Hands-on NAC administration at enterprise scale (Forescout or Cisco ISE).
• Knowledge of 802.1X, MAB, RADIUS, AD/GP, PKI authentication; STIGs/SCAP.
• Experience with scripting (PowerShell, Python, REST APIs) and change control.

Responsibilities

• Configure, test, and optimize device discovery, classification, and interrogation in NAC environments.
• Develop and implement posture checks and automated remediation policies.
• Integrate NAC with endpoint security tools, AD, SIEM, and ticketing systems.
• Monitor, analyze policy failures, and tune configurations for enforcement accuracy.
• Support phased enforcement, troubleshoot, and perform rollback procedures when needed.
• Document exceptions, waivers, configurations, and operational runbooks.
• Travel up to 75% to locations within the continental United States for deployment and support.

Skills

NAC policy management

Cybersecurity experience

Enterprise networking

Scripting & automation

Education

Bachelor's degree in a related field

Tools

Forescout

Cisco ISE

Job description

GDH seeks a Cybersecurity Engineer to configure, manage, and optimize NAC and C2C solutions across secure enterprise environments. You will focus on device discovery, posture assessment, policy enforcement, and remediation, collaborating with cross-functional teams.

You will integrate NAC with AD, SIEM, and ticketing systems, support monitoring activities, and drive automated remediation. Expect travel up to 75% across the continental United States.