Senior Cybersecurity Network Defense Administrator

ERT, Inc.; Fort Bragg (NC); On-site; USD 90,000 - 125,000; Full time

Job summary

Entarian seeks a Senior Cybersecurity Network Defense Administrator to lead network defense efforts for DoD environments. You will manage ACAS, AESS Site Reviewer activities, PKI tokens, and STIG compliance, ensuring secure configurations and documented risk controls.

The role requires DoD Secret clearance, 10+ years in cyber defense, and strong DISA/DoD policy knowledge. Location: Ft. Bragg with a Radford, VA secondary location; salary range disclosed in posting.

Qualifications

• Active DoD Secret Security Clearance is required.
• Cybersecurity certifications such as CISSP/ISSEP/CEH are preferred.
• Minimum 10 years of cybersecurity and network defense experience.
• Experience with ACAS management: infrastructure, scanning, reporting, analysis.
• Proficiency with Army Endpoint Security Solution (AESS) Site Reviewer activities.
• Experience with DISA White-list management and PKI token management.
• Strong DoD STIG knowledge and ability to perform STIG scanning and reporting.
• Experience providing PPSM support and reviewing security impact of config changes.
• Experience with in-/out-processing tasks related to account management.

Responsibilities

• Managing ACAS infrastructure, configuration, scanning, reporting, and analysis per DISA best practices.
• Oversee AESS Site Reviewer activities, DISA Whitelist, and PKI token management.
• Perform STIG compliance scanning and reporting; review configuration changes for security impact.
• Handle in-processing/out-processing tasks and track training/certification updates; participate in SW Assurance reviews.

Skills

DoD Secret Clearance

CISSP/ISSEP/CEH

ACAS Management

AESS Site Reviewer

DISA White-list

PKI Token Mgmt

STIG Compliance

PPSM Support

Account Mgmt

Network Defense

Education

Bachelor's degree in computer science or equivalent years of experience

Job description

Senior Cybersecurity Network Defense Administrator

Job ID: 2026-9501

Type: Full Time W/Benefits Ret Match

Location: US-NC-Ft. Bragg

Secondary Location: US-VA-Radford

Security Clearance: Secret

Overview / Job Responsibilities

Position is contingent upon contract award and funding.

Entarian is looking for a 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.

• 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 re-mediated or appropriately documented via eMASS POA&M

Salary range: $90,000.00 - $125,000.00

Minimum Qualifications

• Active DoD Secret Security Clearance
• Cybersecurity Certification (such as Certified Information Systems Security Professional (CISSP)/Information Systems Security Engineering Professional (ISSEP)/Security+/Certified Ethical Hacker (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 Us

Formed through the strategic union of Sev1Tech and ERT, Entarian is a premier provider of mission‑critical engineering and technology solutions. Founded on a legacy of excellence dating back to 1993, Entarian is a product of an evolved and fully diversified engineering and federal technology leader. From deep space to defense and civilian missions, Entarian delivers secure, mission‑aligned digital solutions that drive national resilience and operational effectiveness. We don't just support modernization; we define it.

Entarian is an Equal Opportunity and Affimative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.