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Senior Cybersecurity Network Defense Administrator

Job in Radford, Montgomery County, Virginia, 24141, USA
Listing for: Sev1Tech
Full Time position
Listed on 2026-01-01
Job specializations:
  • IT/Tech
    Cybersecurity
Job Description & How to Apply Below

Overview/ Job Responsibilities

Sev1

Tech is looking for a Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer - Senior). The Senior will be responsible for performing a variety of network defense activities in accordance with established guidelines and best practices.

The responsibilities include but are not limited to:

  • Managing 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
  • Performing STIG Compliance scanning and reporting, providing Ports, Protocols, & Services Management (PPSM) support, and reviewing proposed configuration changes for security impact
  • In-processing and out-processing tasks, manage updates to the designated training and certification tracking system, and participate in SW Assurance reviews to ensure ACAS findings are remediated or appropriately documented via eMASS POA&M
Minimum Qualifications
  • Active DoD Secret Security Clearance
  • Cybersecurity Certification (such as CISSP/ISSEP/Security+/CEH/etc.)
  • Minimum 10 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 White-list 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
Desired Qualifications
  • 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
About Sev1

Tech LLC

Welcome to Sev1

Tech! Founded in 2010, we are proud to be a leading provider of IT modernization, engineering, and program management solutions. Our commitment is to deliver exceptional program and IT support services that empower critical missions for both Federal and Commercial clients.

At Sev1

Tech, our mission is clear:
Build better companies. Enable better government. Protect our nation. Build better humans across the country. We believe that through innovation and dedication, we can make a significant impact on the communities we serve.

Join the Sev1

Tech family, where your potential for greatness is limitless! Here, you will not only achieve remarkable accomplishments but also enjoy a fulfilling and rewarding career progression. We invite you to explore opportunities with us and become part of a team that values your contributions and growth.

Ready to take the next step? Apply directly through our website:
Sev1

Tech Careers and use the hashtag #joinSev1

Tech
to connect with us on social media!

For any additional questions or to submit referrals, feel free to reach out to .

#J-18808-Ljbffr
Position Requirements
10+ Years work experience
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