Senior Cyber Security Administrator | DoD/TS-SCI

DNI (Delaware Nation Industries); Dahlgren (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

Delaware Nation Industries is seeking a Senior Cyber Security Administrator to support cybersecurity administration, monitoring, compliance, vulnerability management, and incident response for JWAC mission systems. The role protects classified and unclassified environments while ensuring availability and operational effectiveness of mission-critical services.

The candidate will collaborate with JWAC personnel, system admins, and Government stakeholders, applying DoD security requirements and

Qualifications

• Active DoD TS/SCI clearance required.
• 5+ years in cybersecurity administration, security operations, vulnerability management or similar DoD cyber-ops experience.
• Experience with DISA STIGs, IAVA, ACAS/Nessus, HBSS, vulnerability remediation, monitoring and incident reporting.
• Knowledge of Windows and Linux, networking, patch management, and hardening best practices.
• Strong ability to document compliance and coordinate remediation across teams.

Responsibilities

• Perform cybersecurity administration across classified and unclassified systems, networks, apps, and supporting infrastructure.
• Conduct security monitoring, vulnerability scanning, configuration reviews, compliance validation, and threat-mitigation activities.
• Apply DoD cybersecurity requirements and maintain documentation and evidence for RMF artifacts.
• Administer and optimize vulnerability and endpoint-security tools (ACAS/Nessus/HBSS).
• Coordinate with multiple teams to resolve security and operational issues and support incident response.

Skills

Active DoD TS/SCI clearance

5+ years cybersecurity ops

Strong written/verbal communication

Independent worker

Education

Bachelor's degree in cybersecurity, CS, IT, or related field

Tools

Tenable Security Center

Nessus

HBSS

Forescout

LogRhythm

Job description

Delaware Nation Industries is seeking a Senior Cyber Security Administrator to support cybersecurity administration, monitoring, compliance, vulnerability management, and incident response for JWAC mission systems. The role protects classified and unclassified environments while ensuring availability and operational effectiveness of mission-critical services.

The candidate will collaborate with JWAC personnel, system admins, and Government stakeholders, applying DoD security requirements and