DoD Journeyman Network Engineer: Cisco, STIG, IAT

Omniscius Consulting; Arlington (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

Omniscius Consulting seeks a Journeyman Network Administrator to support a DoD mission-critical environment in Arlington, VA. You will maintain secure enterprise network infrastructure across classified and unclassified domains and collaborate with engineers, cybersecurity pros, and government stakeholders to ensure availability, performance, and compliance.

The role involves troubleshooting Cisco switches, implementing STIGs, using DNAC and SolarWinds for monitoring, and supporting VMware ESXi

Qualifications

• Active DoD security clearances or eligibility are required.
• Experience administering enterprise Cisco network environments and troubleshooting complex setups.
• Familiarity with DISA STIG implementation and cybersecurity compliance.

Responsibilities

• Administer and maintain enterprise network infrastructure supporting classified and unclassified environments
• Troubleshoot Layer 1-3 connectivity issues including routing, VLANs, switch ports, and network performance
• Configure, update, and maintain Cisco switches, firmware, IOS upgrades, and configuration backups
• Monitor network health using SolarWinds and Cisco Catalyst Center (DNAC)
• Support VMware ESXi environments and Windows Server infrastructure
• Manage ForeScout network access control and Cisco ISE authentication services
• Troubleshoot IPv6 networking and wireless infrastructure
• Perform DISA STIG implementation, validation, and remediation activities
• Support vulnerability remediation efforts using ACAS findings in coordination with cybersecurity personnel
• Maintain network documentation, diagrams, SOPs, and asset inventories
• Resolve Tier III network incidents and support Help Desk escalations
• Participate in change management activities and maintain accurate technical documentation
• Provide occasional after-hours support within a 24x7 operational environment

Skills

DoD clearance

IAT Level II

Cisco network admin

TCP/IP

VLANs

IPv6

Routing & switching

Windows Server

VMware ESXi

SolarWinds

DNAC

ForeScout NAC

Education

High School Diploma or GED

Active DoD IAT Level II certification

Tools

Cisco IOS

SolarWinds

Cisco DNAC

ForeScout NAC

ACAS/Nessus/Tenable

eMASS/STIG tooling

Job description

Omniscius Consulting seeks a Journeyman Network Administrator to support a DoD mission-critical environment in Arlington, VA. You will maintain secure enterprise network infrastructure across classified and unclassified domains and collaborate with engineers, cybersecurity pros, and government stakeholders to ensure availability, performance, and compliance.

The role involves troubleshooting Cisco switches, implementing STIGs, using DNAC and SolarWinds for monitoring, and supporting VMware ESXi