Network Administrator

• Support and maintain enterprise WAN/LAN infrastructure across multiple locations
• Configure and troubleshoot Cisco routers and switches using IOS and NX-OS
• Support Layer 2 and Layer 3 technologies including VLANs, STP, EtherChannel, QoS, OSPF, BGP, and EIGRP
• Administer and troubleshoot Cisco SD-WAN, including vManage, vSmart, and vEdge
• Support cloud-managed networking environments, including Cisco Meraki
• Maintain secure network access technologies including Cisco ISE, Duo MFA, and Zero Trust solutions
• Configure and support Cisco firewall technologies, including firewall rules, NAT, VPN/IPsec, and related security policies
• Monitor network health and performance using tools such as ThousandEyes, SolarWinds, PRTG, and Splunk
• Troubleshoot network outages, performance issues, connectivity problems, and other infrastructure incidents
• Assist with vulnerability remediation and network security initiatives
• Perform onsite network installations and troubleshooting, including routers, switches, wireless access points, firewalls, cabling, and related hardware
• Coordinate with carriers, vendors, security teams, infrastructure teams, and other technical groups
• Maintain network diagrams, configuration documentation, runbooks, inventory, and standard operating procedures
• Execute network changes through established change-management processes
• Assist with scripting and automation using PowerShell, Python, or Bash, This position offers the opportunity to work in a large, distributed enterprise environment supporting business-critical network infrastructure. The role provides a mix of network operations, troubleshooting, security, SD-WAN, field implementation, and project work, with opportunities to take on more advanced network engineering responsibilities over time.

The ideal candidate has approximately 5+ years of enterprise networking experience and is comfortable handling day-to-day network administration independently while partnering with senior engineers on more complex network engineering initiatives., * Approximately 5+ years of network administration or WAN/LAN experience within a multi-site enterprise environment

• Strong hands-on Cisco networking experience, including IOS and/or NX-OS
• Solid understanding of Layer 2 and Layer 3 networking concepts and protocols
• Hands-on experience supporting Cisco SD-WAN
• Experience with cloud-managed networking technologies such as Cisco Meraki
• Familiarity with network security and secure access technologies such as Cisco ISE, Duo MFA, firewalls, VPNs, and Zero Trust
• Experience with network monitoring and troubleshooting tools
• Strong troubleshooting, documentation, and communication skills
• Scripting experience with PowerShell, Python, or Bash
• Ability to travel periodically within Virginia and support occasional after-hours network activities
• CCNA certification

Preferred Qualifications

• 8+ years of enterprise network administration experience
• Advanced Cisco SD-WAN experience, including templates and policies
• Experience with Cisco ISE policy administration
• Strong Meraki experience
• Experience with Zero Trust networking technologies
• Familiarity with Cisco ACI and/or VXLAN
• Experience with Cisco Intersight
• Experience supporting network vulnerability management and remediation
• Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or a related field
• CCNP certification or currently working toward CCNP, BGP, Bash Scripting, Business Support, CCNA - Cisco Certified Network Associate, CCNP - Cisco Certified Network Professional, Cisco Network Systems, Cisco Routers, Cisco Switches, Cloud Computing, Communication Skills, Computer Science, Computer Security, Documentation, EIGRP (Enhanced IGRP), Firewalls, IPsec (IP Security), Identify Issues, Information Technology & Information Systems, Internet Security, Local Area Network (LAN), NAT (Network Address Translation), Network Administration/Management, Network Architecture/Engineering, Network Configuration Management, Network Monitoring, Network Performance/Analysis, Network Protocols, Network Routers, Network Security, Network Support, Network Switching, Open Shortest Path First Protocol (OSPF), Operating Systems, Policy Development, Python Programming/Scripting Language, QoS (Quality of Service), Scripting (Scripting Languages), Security Infrastructure, Splunk, Standard Operating Procedures (SOP), Technical Leadership, VLAN (Virtual Local Area Network), VPN (Virtual Private Network), Wide Area Network (WAN), Willing to Travel, Windows PowerShell, Wireless Communications