Principal Engineer, Software Defined Networking

This is a fully remote position, open to applicants in United Kingdom.

📋 Description

• Design and create cutting-edge multi-tenant cloud SDN control and data plane software utilizing OVS, OVN, and OpenFlow.

• Develop Infrastructure-as-a-Service virtual network orchestration and services using gRPC and REST for BMaaS, VMaaS, and Kubernetes.

• Lead upstream contributions to OVN-Kubernetes and associated open-source projects.

• Create network observability software for monitoring, telemetry, intelligent metering, and performance analysis.

• Manage and support OVS-OVN-based SDN solutions in extensive NVIDIA AI Cloud environments.

• Own comprehensive observability, including monitoring, alerting, distributed tracing, and dashboarding.

• Design, improve, and maintain GitLab CI/CD pipelines across Linux host networking, OVS, OVN, and Kubernetes CNIs.

• Implement GitOps methodologies for secure, seamless cloud infrastructure integration.

• Collaborate with SRE, DevOps, and network engineering teams to ensure production readiness and operational tooling.

⛳️ Requirements

• BS/MS in Computer Science or a related technical discipline, or a comparable combination of education and relevant experience.

• Over 15 years of demonstrated experience in software development for large-scale distributed environments.

• Expert-level understanding of OVN, OVS, OpenFlow, and contemporary network protocols.

• Proficient programming skills in C and Go.

• Advanced scripting abilities in Bash and Python.

• Extensive knowledge of Kubernetes.

• Practical experience in deploying and supporting CNIs (OVN-Kubernetes).

• Hands-on experience with Infrastructure-as-Code and deployment tools (Ansible, Terraform, ArgoCD, Flux).

• Experience in designing and managing complex, multi-stage CI/CD pipelines.

• Hands-on experience in developing secure, high-performance services using gRPC and REST with TLS and strong authentication.

• Strong understanding of datacenter routing, switching, and networking for Linux hosts/VMs.

• Contributions to open-source projects, particularly OVS, OVN, OVN-Kubernetes, or other Kubernetes networking initiatives.

• Experience with hardware acceleration (GPU, DPU, or equivalent experience) in networking.

• Practical experience with leading cloud providers (AWS, Azure, GCP) and hybrid/multi-cloud deployments.

• SRE/DevOps expertise, including on-call responsibilities, incident management, operations focused on service reliability targets, and production ownership.

• Familiarity with observability platforms and tools (Prometheus, Grafana, Jaeger, OpenTelemetry, ELK).

🏝️ Benefits

• Full-time employment