The Senior Cybersecurity Network Defense Administrator performs a variety of network defense activities in accordance with established guidelines and best practices, managing ACAS infrastructure, configuration, scanning, reporting, and analysis activities in accordance with the DISA ACAS Best Practices Guide.

This is a remote-eligible position. Local candidates in the Roanoke and Radford, Virginia area are encouraged to apply, and work may be performed locally for those who prefer an on-site or hybrid arrangement. The ideal candidate will bring deep network defense and vulnerability management expertise, strong DoD cybersecurity compliance knowledge, and the ability to support mission-critical Army IT services across enterprise data centers and cloud-hosted environments.

Key Responsibilities:

• Manage ACAS infrastructure, configuration, scanning, reporting, and analysis activities in accordance with the DISA ACAS Best Practices Guide.
• Manage Army Endpoint Security Solution (AESS) Site Reviewer activities, DISA Whitelist, and PKI Tokens.
• Perform STIG compliance scanning and reporting.
• Provide Ports, Protocols, & Services Management (PPSM) support.
• Review proposed configuration changes for security impact.
• Handle in-processing and out-processing tasks related to account management functions.
• Manage updates to the designated training and certification tracking system.
• Participate in Software Assurance reviews to ensure ACAS findings are remediated or documented via eMASS POA&M.

Requirements:

• Cybersecurity Certification (such as Security+, CISSP, or equivalent).
• Bachelor's degree in Computer Science is preferred; equivalent years of cybersecurity and network defense experience will be considered in lieu of a degree.
• Active DoD Secret Security Clearance.
• 10 or more years' experience with Cybersecurity and Network Defense related areas.
• Experience with ACAS management, including infrastructure management, configuration, scanning, reporting, and analysis.
• Proficiency in managing Army Endpoint Security Solution (AESS) Site Reviewer activities.
• Experience with DISA Whitelist management.
• Knowledge of PKI Token management.
• Strong understanding of DoD STIGs and ability to perform STIG compliance scanning and reporting.
• Experience providing Ports, Protocols, & Services Management (PPSM) support.
• Ability to review proposed configuration changes for security impact.
• Experience with in-processing and out-processing tasks related to account management functions.

• Occasional travel to government facilities or data center locations may be required based on mission needs.

Preferred:

• Bachelor's degree in Computer Science or equivalent years of experience.
• Familiarity with DISA ACAS Best Practices Guide and NETCOM policies.
• Familiarity with DISA Continuous Monitoring and Risk Scoring (CMRS).
• Strong analytical and problem-solving skills.
• Excellent communication and coordination skills.
• Experience with Army enterprise monitoring tools and practices.
• Knowledge of security regulations and best industry practices.
• Ability to work effectively in a team environment and collaborate with various stakeholders.
• Experience with incident response activities.
• Understanding of Continuity of Operations Plans and Communication Plans.
• Experience with security compliance and control documentation.

Certifications:

Security+, CISSP, or equivalent Cybersecurity Certification