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Network Administrator

This position 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 supporting network performance, availability, configuration management, and security compliance across enterprise systems.

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

Basic Required Qualifications and Skills: 

• High school diploma or equivalent.
• At start date, must possess an IAT level II certification in ACTIVE status.
• • DoD 8570/8140 compliant certification as required by the contract
• Experience with:
• • Supporting DoD or federal network environments.
  • Using Forescout for network visibility, device identification, or access control support.
  • Updating and maintaining network switches.
  • SolarWinds network monitoring and alert review.
  • DISA STIGs for network devices and Windows servers.
  • • Supporting STIG implementation, validation, remediation, and documentation.
• Knowledge of:
• • Cisco DNA Center/DNAC.
  • Cisco switching, VLANs, trunking, port security, routing basics, and network troubleshooting.
  • Cybersecurity compliance, vulnerability remediation, and DoD security requirements.
• Ability to create and read technical documentation, network diagrams, and switch configurations

·         Please note that pursuant to a government contract, this specific position requires U.S. Citizenship.

·         All applicants must have current DoD Secret clearance day one and prior to entry on duty, with the ability to pass an Tier 5 background investigation to up-scope their clearance to Top Secret.  

Desired Qualifications and Skills: It is desirable that the candidate have the following qualifications:

·         Top Secret/SCI clearance.

·         Experience with

o    Cisco switches, routers, and enterprise network infrastructure.

o    Supporting SIPR/NIPR or similar DoD network environments.

o    Change management and incident response processes.

o    Creating technical reports, outage summaries, and network status updates.

o    Windows Server administration, patching, updates, and basic troubleshooting.

o    ACAS/Tenable, SCAP, eMASS, STIG Viewer, or vulnerability management tools.

o    Active Directory, DNS, DHCP, Group Policy, and Windows Server security settings.

Essential Duties and Responsibilities: 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.

·         Maintain and update 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.

·         Support change management processes and ensure all updates are properly coordinated and approved.

·         Work with network engineers, system administrators, cybersecurity personnel, ISSOs/ISSMs, and government stakeholders.

·         Assist with maintaining accurate network diagrams, asset inventories, and technical records.

·         Respond to network outages, alerts, performance issues, and operational incidents as required.

·         Additional duties as required