Join one of Europe's fastest-growing AI cloud providers, building next-generation GPU infrastructure and high-performance AI platforms powered by 100% renewable energy.
As a Senior Network Engineer, you'll design and operate large-scale, low-latency data centre networks supporting some of the most demanding AI and HPC workloads in the industry. Working with modern spine-leaf architectures, EVPN/VXLAN, SRv6, IPv6 and network automation, you'll have the opportunity to influence architecture, standards and scalability as the business expands rapidly across Europe.
This is a highly technical, low-hierarchy environment where experienced engineers have real ownership over the infrastructure they build.
Responsibilities Design, deploy and support large-scale, low-latency data centre network fabrics powering AI and HPC workloads
Build and evolve EVPN/VXLAN spine-leaf architectures across high-performance GPU infrastructure
Develop and improve network automation and Infrastructure as Code from the ground up, helping establish scalable automation standards across the platform
Troubleshoot complex network performance,



stability and availability issues across distributed AI and HPC environments
Work closely with systems, hardware and platform engineering teams to deliver new data centre deployments, optimise infrastructure and shape future network architecture
Required Skills & Experience Strong experience designing and operating data centre or service provider networks within AI, HPC, GPU, cloud, hyperscale or high-performance infrastructure environments
Hands‑on experience with EVPN/VXLAN, BGP, OSPF, IPv6 and underlay/overlay networking
Proven experience building network automation and Infrastructure as Code solutions from scratch using tools such as Python, Ansible or Terraform
Strong understanding of high-performance, low-latency networking and the requirements of large-scale AI and HPC workloads
Experience with modern networking technologies such as SRv6 and platforms from vendors including Juniper, Arista or Cisco
#J-18808-Ljbffr

📌 Senior Network Engineer (Madrid)
🏢 Hamilton Barnes
📍 Madrid