Network Administrator - SENIOR

The Network Administrator is responsible for the configuration, management, monitoring, and maintenance of the organization's network infrastructure. This role ensures reliable, secure, and high-performance connectivity across enterprise systems, data centers, and remote locations. The Network Administrator works closely with system administrators, security personnel, and IT support teams to maintain network stability, optimize performance, and support the delivery of mission-critical government services. Key Responsibilities Install, configure, and maintain enterprise network infrastructure, including routers, switches, firewalls, and wireless systems. Monitor network performance and ensure high availability, reliability, and optimal throughput. Diagnose and resolve network connectivity issues, outages, and performance bottlenecks. Implement and maintain network security measures, including firewalls, VPN configurations, and access controls. Support LAN, WAN, and wireless network environments across multiple locations. Configure and maintain network monitoring and management tools. Assist with network upgrades, infrastructure expansion, and technology refresh initiatives. Maintain network documentation, including network diagrams, configuration records, and operational procedures. Collaborate with system administrators and application teams to ensure network compatibility with enterprise applications and services. Support disaster recovery and business continuity planning for network infrastructure. Ensure compliance with security standards and government IT policies. Minimum Qualifications Bachelor's degree in Information Technology, Computer Science, or a related field (or equivalent professional experience). Minimum of seven (7) years of experience managing enterprise network environments. Experience supporting complex network infrastructures in large organizations or government environments. Required Technical Skills Network infrastructure configuration and administration LAN/WAN architecture and troubleshooting Network monitoring and performance analysis Firewall and VPN configuration Network security implementation Infrastructure documentation and operational support Preferred Qualifications / Technologies / Certifications Cisco networking equipment Fortinet / Palo Alto firewalls Wireless network solutions Network monitoring tools such as SolarWinds, PRTG, or Nagios Cisco Certified Network Associate (CCNA) Cisco Certified Network Professional (CCNP) CompTIA Network+