> Markdown version of [/jobs/ext/464205-principal-network-architect](https://www.wearedevelopers.com/jobs/ext/464205-principal-network-architect). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Network Architect - **Company:** Crusoe's Inc - **Location:** Seattle, WA, United States - **Experience:** Expert - **Salary:** $265,000.0 - $310,000.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Border Gateway Protocol, Big Data, Cloud Computing, Configuration Management Databases, Code Review, Computer Networks, Continuous Integration, Data Centers, Data Center Infrastructure Management (CIM), Software Design Documents, InfiniBand, Netconf, Open Shortest Path First (OSPF), Open Source Technology, Remote Direct Memory Access, Broadcom, Ansible, Software Verification, Git, Kubernetes, Infrastructure Automation Frameworks, SDN Network, Trident, Terraform - **Published:** June 7, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6724f40fea40d9fa ## About the Role Do you have experience in Team leadership?, * 12+ years of progressive network engineering and architecture experience, with at least 5 years in leadership role. * Large-scale data center expertise with a proven track record designing networks at 500+ switches across multi-campus environments. * Expert-level routing knowledge including deep proficiency in BGP, EVPN/VXLAN, OSPF, ECMP, BFD, and modern data center routing design. * SDN and programmability experience with production-level work using an SDN controller (OpenDaylight, ONOS, Apstra, Contrail, or equivalent) and network programmability via NETCONF/YANG, RESTCONF, or gNMI. * Kubernetes networking proficiency with hands-on experience in CNI selection (Calico, Cilium, Flannel, Multus), network policies, and BGP integration. * RDMA and HPC networking understanding including familiarity with RoCEv2, InfiniBand, PFC, ECN, and lossless fabric design for AI/ML workloads. * Software engineering fundamentals including strong command of Git, CI/CD, code review, and infrastructure-as-code tooling (Terraform, Ansible, Nornir). * Communication and influence with exceptional written and verbal skills and the ability to write crisp design documents and drive alignment across engineering and product leadership. Bonus Points: * Experience at a hyperscaler, AI cloud provider, HPC center, or large-scale co-location operator. * Hands-on experience with SONiC OS, P4 programmable data planes, SRv6, or silicon-level knowledge of Broadcom Tomahawk/Trident. * Open source contributions to networking projects such as SONiC, NetBox, FRR, or Cilium. * Familiarity with formal network verification tools like Batfish or Minesweeper, or eBPF-based networking and observability. * Relevant certifications including CCIE (DC/SP), JNCIE, or vendor-specific SDN/cloud certifications. ## Description * SDN Control Plane Design: Design and evolve SDN control plane architectures for programmable underlay and overlay networking across multi-vendor hardware environments. * Kubernetes Networking: Define CNI selection, network policies, multi-cluster service mesh, and BGP peering architecture across Crusoe's Managed Kubernetes platform. * Intent-Based Networking: Architect IBN frameworks that translate high-level business and operational goals into validated, auto-generated device configurations. * Declarative Networking and GitOps: Establish infrastructure-as-code practices, GitOps-driven network provisioning, and continuous validation pipelines for network state. * Network Source of Truth: Build and own Crusoe's SoT strategy, defining authoritative data models (IPAM, DCIM, CMDB) and ensuring all devices, links, and policies are version-controlled and consistently sourced. * Automation Workflows: Design day-0/1/2 automation using tools like Ansible, Nornir, or Terraform, driven by the network source of truth. * Observability and Telemetry: Define streaming telemetry architecture (gNMI/gRPC), intent verification, and closed-loop remediation pipelines. * Standards and Cross-Functional Leadership: Establish engineering standards and reference architectures, lead architecture reviews, author design documents, and present proposals to senior leadership. * Team Mentorship: Mentor senior and staff network engineers, growing the technical depth and breadth of the broader network engineering team. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Dev & Test in the Cloud? 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