Network Administrator - DoD Mission Networks

Huntington Ingalls Industries; Quantico (VA); On-site; USD 94,000 - 98,000; Full time

Job summary

HII Mission Technologies seeks an experienced Network Administrator to ensure robust, secure LAN/WAN/VPN operations supporting Navy missions. You will monitor, configure, and optimize network infrastructure, coordinate with Navy/DISA, and maintain IA compliance across critical training environments.

Requirements include DoD 8570 Level II baseline, Cisco IOS expertise, and DoD Secret clearance. On-call shifts and collaboration with a broad team are expected as part of mission readiness.

Qualifications

• 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
• Experience installing and troubleshooting WAN/LAN equipment and circuits.
• Experience monitoring, maintaining, and troubleshooting ASA firewall ACLs.
• Ability to troubleshoot at the protocol/packet level using sniffers, protocol analyzers, NetFlow, logging, etc.
• Strong knowledge of Cisco networking, including IP addressing, VLANs, routing protocols (OSPF, EIGRP, BGP, multicast), and Cisco IOS.
• DoD 8570.01-M IAT Level II baseline certification (e.g., Security+, CCNA Security, CySA+, GICSP, GSEC, CND, SSCP).
• Current or active DoD Secret security clearance.

Responsibilities

• Operate, monitor, and maintain LAN/WAN/VPN networks.
• Plan, install, configure, and reconfigure network hardware and software (routers, switches, firewalls, etc.).
• Troubleshoot connectivity issues (WAN circuits, router/switch configs, firewall ACLs, VoIP devices).
• Coordinate with Navy, DISA, and circuit providers for implementation and resolution.
• Maintain Information Assurance compliance (IOS upgrades, config changes, firewall ACL verification).
• Support remote sites in restoring network operations after outages.
• Prepare and maintain network documentation (instructions, records).
• Monitor network performance; analyze and recommend improvements.
• Coordinate third-party maintenance for network equipment.
• Design network solutions to meet evolving needs.
• Work periodic shifts including evenings, nights, weekends.

Skills

Cisco networking

LAN/WAN

VPN

Network monitoring

Firewall ACLs

NetFlow/protocol analyzers

SNMP/SNMPv3

SolarWinds

DoD 8570 baseline

DoD Secret clearance

Education

Bachelor's degree in related field

Master's degree in related field

High School Diploma or equivalent with 9 years experience

Tools

Cisco IOS

NetFlow

Sniffers/protocol analyzers

STIGs

SolarWinds

Job description

HII Mission Technologies seeks an experienced Network Administrator to ensure robust, secure LAN/WAN/VPN operations supporting Navy missions. You will monitor, configure, and optimize network infrastructure, coordinate with Navy/DISA, and maintain IA compliance across critical training environments.

Requirements include DoD 8570 Level II baseline, Cisco IOS expertise, and DoD Secret clearance. On-call shifts and collaboration with a broad team are expected as part of mission readiness.