Network Administrator

Job description

Amentum, a global leader in critical mission support, engineering, technology, and national security solutions, is seeking a Network Administrator to support a government contract based in El Paso, TX. PURPOSE AND SCOPE: The Network Administrator is responsible for the design, implementation, operation, monitoring, and maintenance of enterprise network infrastructure to ensure reliable, secure, and high-performance connectivity. This role supports day-to-day network operations, troubleshooting, and lifecycle management of network devices and services across LAN, WAN, and wireless environments. A current Cisco Certified Network Associate (CCNA) certification is required to ensure foundational expertise in routing, switching, and network troubleshooting. PRIMARY RESPONSIBILITIES: Network Operations & Support: - Install, configure, and maintain network hardware including routers, switches, firewalls, wireless access points, and network appliances. - Monitor network performance, availability, and capacity; identify and resolve connectivity issues. - Perform root-cause analysis for network outages and performance degradation. - Provide Tier II/Tier III support for network-related incide...