Senior Cybersecurity Network Defense Administrator

 

Description:

CGI Federal is looking for a Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer - Senior) to help support a program we are working on for the Army's PL ALTESS contract. PL ALTESS, or Product Lead for Acquisition, Logistics, and Technology Enterprise Systems and Services, is a key U.S. Army organization providing IT services and support to the Army and Department of Defense. As a managed service provider, ALTESS delivers infrastructure, platform, and application services across data centers and commercial clouds. It plays a crucial role in modernizing IT systems by migrating them to the cloud and managing mission-critical applications to ensure Army readiness. ALTESS oversees IT service delivery across various hosting locations, aligning with Department of Defense digital transformation strategies as part of PEO Enterprise.

This position is located in USA VA Radford -- USAVARAD1.

Your future duties and responsibilities

The Senior Cybersecurity Network Defense Administrator (Information

Assurance Engineer - Senior) will be responsible for performing a variety of network

defense activities in accordance with established guidelines and best practices. The

role includes managing ACAS infrastructure, configuration, scanning, reporting, and

analysis activities in accordance with the DISA ACAS Best Practices Guide. The

administrator will also manage Army Endpoint Security Solution (AESS) Site Reviewer

activities, DISA Whitelist, and PKI Tokens. Additionally, the role involves performing

STIG Compliance scanning and reporting, providing Ports, Protocols, & Services

Management (PPSM) support, and reviewing proposed configuration changes for

security impact. The administrator will handle 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.

Required Qualifications To Be Successful In This Role
 

  • Cybersecurity Certification (such as Security+/CISSP/etc.)
  • 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.

Desired qualifications/non-essential skills required:
 

  • 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.

Organization CGI
Industry IT / Telecom / Software Jobs
Occupational Category Senior Cybersecurity Network Defense Administrator
Job Location Virginia,USA
Shift Type Morning
Job Type Full Time
Gender No Preference
Career Level Experienced Professional
Experience 10 Years
Posted at 2026-07-27 6:18 pm
Expires on 2026-09-10