Network Administrator

General Dynamics Information Technology

Network Administrator supporting stability and security of Army enterprise networks at GDIT. Involves administration, monitoring, and troubleshooting of network infrastructures.

Posted 6/12/2026full-timeHome Office • Arizona • 🇺🇸 United StatesJunior💰 $68,000 - $92,000 per yearWebsite

Tech Stack

Tools & technologies

CloudCyber SecurityFirewallsSwitching

About the role

Key responsibilities & impact

Supports the stability, security, and efficient operation of Army enterprise network environments within the NETCOM Global Management Team (GMT)
Provides mid‑level administration, monitoring, configuration, and troubleshooting of critical network infrastructure that supports the Army Enterprise Network and JRSS environments
Assists with incident response, maintains boundary security devices, applies DoD/Army cybersecurity policies
Collaborates with mission partners such as Theater Signal Commands, DISA, RCCs, and NECs
Contributes to managing routers, firewalls, load balancers, and related network services while supporting automation initiatives, documentation updates, and compliance with enterprise security requirements

Requirements

What you’ll need

Bachelor of Science in related field (ex. Information Technology or Cybersecurity)
1+ years of related experience in network administration or support
Experience supporting DoDIN Army or DoD networking environments preferred
Strong understanding of routing and switching fundamentals (OSPF, BGP basics, VRRP/HSRP)
Experience working with Cisco, Juniper, Palo Alto, or similar platforms
Familiarity with DISA STIGs, RMF processes, ACAS, and Army cybersecurity compliance
DoD8140 certification required (e.g., Security+ CE, CEH, Cloud+, GCIH, GICSP, GSEC, SSCP)
Network certification such as CCNA, JNCIA, or equivalent, preferred
Active Top Secret with SCI

Benefits

Comp & perks

Comprehensive benefits and wellness packages
401K with company match
Paid time off
Full flex work weeks where possible
Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
Short and long-term disability benefits
Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

network administrationrouting fundamentalsswitching fundamentalsOSPFBGPVRRPHSRPautomationtroubleshootingconfiguration

Soft Skills

collaborationincident responsecommunication

Certifications

DoD8140Security+ CECEHCloud+GCIHGICSPGSECSSCPCCNAJNCIA