Sr Network Architect

The Brixton Group; United States; Remote; USD 180,000 - 240,000; Full time

Job summary

The Brixton Group is seeking a senior Network Architect to design and implement enterprise data center networks in a 100% remote role within the United States. You will craft VxLAN/EVPN fabrics, spine-leaf topologies, and BGP-based control planes for multi-vendor environments, while driving automation via Terraform, Python, Ansible, and GitOps CI/CD.

You will also extend network architecture into AI infrastructure, working with NVIDIA DGX systems and Spectrum-X, and ensuring robust observability

Qualifications

• Extensive hands-on enterprise data center networking experience required.
• Proficient with Terraform, Python, GitHub and CI/CD workflows.
• Deep knowledge of AI infrastructure using NVIDIA DGX and Spectrum-X.

Responsibilities

• Design enterprise data center networks across Cisco Nexus, Arista and Palo Alto.
• Architect VxLAN/EVPN fabrics with BGP-based control planes.
• Design Clos Layer 3 spine-leaf topologies.
• Implement automation using Terraform, Python, Ansible and GitOps CI/CD.
• Integrate network management and observability across multi-vendor environments.
• Support data center connectivity across Equinix Fabric, Megaport, VXC, MVE and MCR.
• Apply network architecture expertise to AI infrastructure including NVIDIA DGX and Spectrum-X.

Skills

Enterprise data center networking

Python scripting

AI infrastructure design

VxLAN/EVPN fabrics

BGP/EVPN

Cloud & multi-vendor networking

Tools

Terraform

GitHub

CI/CD pipelines

Ansible

NVIDIA DGX

Spectrum-X

Claude AI integration

Cisco Nexus

Arista

Palo Alto

Job description

Duration: 6+ Months

Location: 100% Remote

Requirements:

• 15+ years of hands-on enterprise data center network architecture experience.
• Infrastructure as Code (Terraform, Python, GitHub, CI/CD).
• AI Infrastructure knowledge (NVIDIA DGX/Spectrum-X) with expertise on Claude code.

Responsibilities:

• Design enterprise data center networks across Cisco Nexus, Arista, and Palo Alto platforms.
• Architect VxLAN/EVPN fabrics using BGP-based control planes.
• Design Clos Layer 3 spine-leaf topologies.
• Implement infrastructure automation using Terraform, Python, Ansible, and GitOps-based continuous integration and continuous delivery (CI/CD) pipelines.
• Integrate network management and observability platforms across multi-vendor environments.
• Support data center connectivity across Equinix Fabric, Megaport, bare-metal, virtual cross-connect (VXC), Megaport Virtual Edge (MVE), and Megaport Cloud Router (MCR) environments.
• Apply network architecture expertise to artificial intelligence infrastructure, including NVIDIA DGX and Spectrum-X.