Network Administrator

About the role

The Network Journeyman / Intermediate Administrator will provide daily operational support for network infrastructure, monitoring tools, server systems, and cybersecurity compliance activities. This position requires a strong understanding of DoD network environments, switch maintenance, network monitoring platforms, vulnerability remediation, and technical documentation.

Responsibilities

• Monitor, troubleshoot, and support enterprise network infrastructure within a DoD environment.
• Use SolarWinds to monitor network health, identify outages, review alerts, validate device status, and support network performance reporting.
• Support Cisco DNA Center / DNAC for network visibility, device management, troubleshooting, assurance, and operational monitoring.
• Use Forescout to support device visibility, endpoint identification, access control awareness, and network asset tracking.
• Update, configure, and maintain network switches, including firmware, IOS/software updates, configuration backups, and operational validation.
• Perform troubleshooting for network connectivity, VLANs, switch ports, routing issues, device reachability, and network performance problems.
• Support STIG compliance activities for network switches and Windows servers.
• Apply security hardening requirements in accordance with DoD STIGs, cybersecurity policies, and operational guidance.
• Update and maintain Windows servers, including patching, vulnerability remediation, security configuration, and system validation.
• Assist with vulnerability management, remediation tracking, scan review, and technical corrective actions.
• Document network changes, troubleshooting actions, system updates, and compliance activities.
• Respond to network outages, alerts, performance issues, and operational incidents as required.

Requirements

This position will include, but is not limited to, the following tasks:

• Monitor, troubleshoot, and support enterprise network infrastructure within a DoD environment.
• Use SolarWinds to monitor network health, identify outages, review alerts, validate device status, and support network performance reporting.
• Support Cisco DNA Center / DNAC for network visibility, device management, troubleshooting, assurance, and operational monitoring.
• Use Forescout to support device visibility, endpoint identification, access control awareness, and network asset tracking.
• Update, configure, and maintain network switches, including firmware, IOS/software updates, configuration backups, and operational validation.
• Perform troubleshooting for network connectivity, VLANs, switch ports, routing issues, device reachability, and network performance problems.
• Support STIG compliance activities for network switches and Windows servers.
• Apply security hardening requirements in accordance with DoD STIGs, cybersecurity policies, and operational guidance.
• Update and maintain Windows servers, including patching, vulnerability remediation, security configuration, and system validation.
• Assist with vulnerability management, remediation tracking, scan review, and technical corrective actions.
• Document network changes, troubleshooting actions, system updates, and compliance activities.
• Respond to network outages, alerts, performance issues, and operational incidents as required.

Qualifications

• High school diploma or equivalent.
• At start date, must possess one of the following IAT level II certifications in ACTIVE status: CompTIA Security+, CCNA, Network+, Microsoft Windows Server certification, DoD 8570 / 8140 compliant certification as required by the contract.
• Experience supporting DoD or federal network environments.
• Hands-on experience with SolarWinds network monitoring and alert review.
• Working knowledge of Cisco DNA Center / DNAC.
• Experience using Forescout for network visibility, device identification, or access control support.
• Experience updating and maintaining network switches.
• Knowledge of Cisco switching, VLANs, trunking, port security, routing basics, and network troubleshooting.
• Familiarity with DISA STIGs for network devices and Windows servers.
• Ability to support STIG implementation, validation, remediation, and documentation.
• Understanding of cybersecurity compliance, vulnerability remediation, and DoD security requirements.
• Ability to create and read technical documentation, network diagrams, switch configurations.

Desired Qualifications

• Top Secret/SCI clearance.
• Experience with Cisco switches, routers, and enterprise network infrastructure.
• Experience supporting SIPR/NIPR or similar DoD network environments.
• Familiarity with ACAS/Tenable, SCAP, eMASS, STIG Viewer, or vulnerability management tools.
• Experience with change management and incident response processes.
• Knowledge of Active Directory, DNS, DHCP, Group Policy, and Windows Server security settings.
• Experience creating technical reports, outage summaries, and network status updates.
• Experience with Windows Server administration, patching, updates, and basic troubleshooting.

Schedule

On-site in Arlington, VA, Monday – Friday, 6:00 am to 2:30 pm; on call and outage response based upon the needs and direction of the customer.

Benefits

N/A

Pay

N/A