Network Administrator

Network Administrator

Seeking a Network Administrator to support and maintain a secure, stable, and high-performing enterprise network environment. This role is responsible for administering and troubleshooting core networking infrastructure across multiple office locations, data centers, and remote access environments. The candidate will be responsible for routing, switching, firewalls, VPN connectivity, wireless infrastructure, and network resiliency. This role emphasizes operational discipline, secure network design, structured change management, and reliable service delivery within a government environment.

Network Infrastructure Administration

Administer enterprise routing and switching infrastructure Configure and maintain LAN, WAN, wireless, and remote access environments Support hybrid MPLS and SD-WAN connectivity across multiple locations Maintain network availability, resiliency, and performance

Firewall & Secure Connectivity Management

Administer firewalls, VPN solutions, and secure remote connectivity Implement and maintain network segmentation and access controls Support secure connectivity for cloud and hybrid environments Coordinate firewall rule changes and network security updates

Monitoring & Troubleshooting

Monitor network health, utilization, and performance Respond to outages, connectivity issues, and infrastructure incidents Perform network troubleshooting across routing, switching, wireless, and VPN environments Conduct root cause analysis and implement corrective actions

Security & Compliance Support

Support implementation of network security controls and standards Collaborate with the Information Security Office on vulnerability remediation and risk reduction Assist with logging, monitoring, and audit activities Support secure configuration and hardening practices

Change Management & Operations

Execute network changes through defined change management processes Validate planned changes and maintain rollback procedures Participate in maintenance windows and operational planning Maintain network documentation and diagrams

Vendor & Carrier Coordination

Coordinate with telecommunications providers and vendors Support circuit provisioning, troubleshooting, and escalations Assist with hardware lifecycle and support renewals

Cross-Team Collaboration

Partner with Systems Administration on infrastructure dependencies Coordinate with End User Services regarding user-impacting network issues Support Application/Data teams with connectivity and performance needs Communicate operational risks and system impacts to leadership

Required Qualifications

Experience administering enterprise network environments Strong knowledge of routing and switching concepts Experience with firewalls, VPNs, and secure remote access Experience troubleshooting network connectivity and performance issues Familiarity with wireless networking technologies Understanding of structured operational and change management processes

Preferred Qualifications

Experience with Cisco networking technologies Experience with SD-WAN and hybrid network environments Experience in government or regulated environments Familiarity with network monitoring and logging tools Knowledge of security frameworks such as NIST Relevant certifications such as CCNA or CCNP

Knowledge, Skills, and Abilities

Strong troubleshooting and analytical skills Ability to manage multiple operational priorities Effective written and verbal communication skills Ability to work collaboratively across technical teams Focus on reliability, security, and operational consistency