Senior ACAS Administrator — Vulnerability & Compliance

Agile Defense; Quantico (VA); On-site; USD 135,000 - 145,000; Full time

Job summary

Agile Defense in Quantico, VA seeks a Senior ACAS Administrator to design, deploy, and sustain the ACAS platform across government networks, enabling vulnerability management and compliance. The role requires DoD 8570 IAT III/IAM II certifications and a Secret clearance to start.

5–7 years of ACAS/Nessus experience, strong scripting skills, and excellent communication are essential as you support ISSOs/ISSMs and produce operational reports.

Qualifications

• ACAS Security Center and Nessus experience.
• Scripting in NASL, Python, Bash, PowerShell (preferred).
• Good communication and interpersonal skills.
• Ability to follow policies and procedures; communicate clearly.
• Aptitude to address negative situations and resolve them positively.
• Understand subnets and network fundamentals.

Responsibilities

• Install, patch, and maintain OS and ACAS apps with STIGs for all implementations.
• Administer ACAS daily; manage users, groups, repositories, scan zones.
• Assess GEN ACAS deployments; recommend improvements for security and performance.
• Ensure daily DISA/DoD patch repository updates to GEN networks.
• Ensure vulnerability scans cover assets; troubleshoot failed scans.
• Provide technical support for ACAS scanning issues and credentialed scans.
• Maintain connectivity between Nessus/Nessus Agents, PVS, and Security Center.
• Develop and update SOPs for each ACAS implementation.
• Generate reports and metrics for operations and compliance.

Skills

ACAS Security Center

Nessus

NASL

Python

Bash

PowerShell

Subnetting

Communications

Tools

ACAS Security Center

Nessus Scanner

Security Center

Job description

Agile Defense in Quantico, VA seeks a Senior ACAS Administrator to design, deploy, and sustain the ACAS platform across government networks, enabling vulnerability management and compliance. The role requires DoD 8570 IAT III/IAM II certifications and a Secret clearance to start.

5–7 years of ACAS/Nessus experience, strong scripting skills, and excellent communication are essential as you support ISSOs/ISSMs and produce operational reports.