Senior Cisco NextGen Firewall Network Engineer

GCI; Warrenton (VA); On-site; USD 143,000 - 238,000; Full time

Job summary

GCI is seeking a Network Engineer for Cisco NextGen Firewalls on-site in Warrenton, VA. The role focuses on designing, implementing, and maintaining complex network infrastructures with Cisco ACI experience, SDN, and deep routing/switching expertise. A TS/SCI with Poly graph clearance is required.

Bachelor’s degree and 10+ years of IP networking design experience are expected. The candidate will lead architecture discussions, document designs, and collaborate across IT disciplines to ensure

Qualifications

• Bachelor’s Degree in Computer Science or a related technical discipline or equivalent experience.
• Minimum ten (10) years of relevant experience with architecting and designing IP networks and related technologies.

Responsibilities

• Installations and maintenance of network equipment.
• Troubleshooting and resolution of network issues.
• Design network architectures based on customer requirements and industry best practices.
• Develop and maintain configurations for Cisco ACI design, planning, implementation, and testing across multi data center configurations.
• Collaborate with other IT disciplines to troubleshoot and resolve complex problems.
• Document maintenance for all computer systems and network infrastructure.

Skills

Routing & Switching

Troubleshooting

SDN - Cisco ACI

Cisco ACI

Network security design

VXLAN/EVPN

Network research

Network strategy

Architectural leadership

Network analysis

Team collaboration

Education

Bachelor’s Degree in Computer Science or related field

Tools

Cisco ACI

Cisco DCNM

VMware NSX

OTV

Ansible

Python

Job description

GCI is seeking a Network Engineer for Cisco NextGen Firewalls on-site in Warrenton, VA. The role focuses on designing, implementing, and maintaining complex network infrastructures with Cisco ACI experience, SDN, and deep routing/switching expertise. A TS/SCI with Poly graph clearance is required.

Bachelor’s degree and 10+ years of IP networking design experience are expected. The candidate will lead architecture discussions, document designs, and collaborate across IT disciplines to ensure