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# Network Administrator

- **Company:** AGENSYS CORP
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** IEEE 802.1X, Border Gateway Protocol, Cisco Unified Communications Manager, IPv6, Python (Programming Language), Network Troubleshooting, Network Architecture, Network Diagrams, Packet Analyzer, Open Shortest Path First (OSPF), Ansible, Wide Area Networks, Identity Services Engine, SC Clearance, Cisco
- **Published:** May 27, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8935564/network-administrator

## About the Role

* Active Secret clearance
 * Current 8140 IAT Level II certification (Intermediate or Advanced)
 * CCNP Enterprise or CCNP Security
 * 7-10+ years of network engineering experience in secure enterprise environments
 * Proven DoD / defense contractor experience
 * Hands-on experience with:

 * Cisco DNAC
 * Cisco ISE / 802.1X
 * BGP / OSPF
 * HAIPE devices

Preferred:

 * IPv6 knowledge
 * Python / Ansible automation
 * Cisco SD-WAN / CUCM / ACI exposure
 * SIPR / air-gapped environment experience
 * AFNCR / Pentagon / Joint Base experience

## Description

* Monitor enterprise network s for alarms, issues, outages, and degraded performance
 * Identify and resolve issues directly or escalate appropriately
 * Troubleshoot network issues using script-based methods and standard operational procedures
 * Interface with higher-level support organizations (26th NOS / DISA) during outages and escalations
 * Process Authorized Service Interruptions (ASIs) as directed

Engineering / Security Responsibilities:

 * Maintain required security posture across network infrastructure including:

 * STIG compliance
 * IOS-XE upgrades
 * security updates

Configure, manage, and troubleshoot TACLANE / HAIPE encryption devices supporting classified and unclassified environments

Serve as final escalation point for complex routing, switching, encryption, and security issues

Conduct packet captures and root cause analysis

Maintain network diagrams, SOPs, and compliance documentation

Support special projects, day-to-day operations, and on-call rotation

Provide mentorship and technical leadership to junior engineers


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