> Markdown version of [/jobs/ext/1947846-network-consultant-hpc-computing-ai-artificial-intelligence](https://www.wearedevelopers.com/jobs/ext/1947846-network-consultant-hpc-computing-ai-artificial-intelligence). 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). --- # Network Consultant: HPC, Computing, AI, Artificial Intelligence - **Company:** Curo Services - **Location:** London, UK - **Contract:** Temporary contract - **Skills:** Artificial Intelligence, Border Gateway Protocol, Network Congestion, Data Centers, Software Design Patterns, Ethernet, InfiniBand, AI Infrastructure, High Performance Computing, Computer Network Technologies, Juniper, Hardware Infrastructure, Cisco - **Published:** August 6, 2026 - **Apply:** https://www.careerboard.com/pt/en/find-jobs-in-United-Kingdom/-EE450D58E6615DFD90/ ## About the Role * Strong networking background with demonstrable experience in data centre, HPC, AI infrastructure or large-scale low-latency fabric design. * Excellent knowledge of high-performance AI/HPC networking technologies, including InfiniBand, RoCEv2, Spectrum-X Ethernet, congestion control concepts and lossless Ethernet design principles. * Strong understanding of VXLAN EVPN, BGP, leaf-spine fabric design, routing design, resiliency models and operational troubleshooting in modern data centre networks. * Good understanding of physical infrastructure design, including switch placement, row-level design, structured cabling, patching strategy, fibre polarity, cable routing and data centre implementation constraints. * Practical knowledge of optical and copper connectivity choices, including MMF, SMF, DAC, ACC/AEC, breakout cables, MPO/MTP, LC, QSFP, QSFP112, OSFP and QSFP-DD form factors. Essential: * Physical infrastructure * Rack/row placement, switch placement, cable length planning, patching, cooling impact, power density and layout considerations for high-density AI clusters. * Strongly preferred * Liquid cooling * Awareness of direct liquid cooling, in-row versus in-rack CDU options, operational constraints and how cooling decisions affect rack layout and networking design. Desirable: * Storage and management integration * Understanding of high-speed storage connectivity, management fabrics, OOB networks and how they integrate with AI infrastructure designs., * NVIDIA certifications or demonstrable equivalent experience in AI infrastructure, networking or data centre technologies. * Cisco CCNP/CCIE, NVIDIA Networking, HPE, Aruba, Juniper, Arista or other relevant data centre networking certifications. * Experience in professional services, consultancy, pre-sales architecture or customer-facing technical design roles. * Experience with high-performance storage platforms used in AI/HPC environments. * Familiarity with automation, monitoring, observability or infrastructure-as-code tooling used to deploy and operate data centre fabrics. ## Description Our enterprise client is looking for a strong Network Architect or Consultant with hands-on understanding of AI/HPC fabrics, low-latency Ethernet and InfiniBand designs, optical and copper connectivity, and the operational realities of deploying high-density GPU infrastructure in enterprise data centres., * Develop high-level and low-level designs for NVIDIA-based AI/HPC infrastructure, particularly GB300, B300, DGX, HGX and NVL72-aligned environments. * Design InfiniBand Back End fabrics, Spectrum-X converged Front End networks and where required, Spectrum-X Ethernet Back End fabrics using NVIDIA reference architectures as the baseline. * Provide expert technical guidance across RoCEv2, InfiniBand, VXLAN EVPN, leaf-spine architectures, congestion management, rail-optimised design and multi-plane fabrics. * Act as a technical lead for defined work packages, coordinating with consultants, vendors, pre-sales teams and delivery stakeholders to ensure designs are technically correct and commercially practical. * Contribute to reusable design patterns, internal knowledge sharing, BoM review checklists and capability development within the consultancy practice., * Validate NVIDIA reference architecture choices against customer scale, rack layout, cabling distances, data centre constraints and growth expectations. * Review proposed switch, optic and cable selections to confirm correct speed, form factor, reach, fibre type, connector type and supported use case. * Compare design options such as InfiniBand versus Spectrum-X Ethernet Back End, MMF versus SMF, DAC versus optical and centralised versus distributed switch placement. * Produce clear diagrams, port maps, cable matrices, BoM annotations and design assumptions to support sales, delivery and customer review. * Engage with NVIDIA and OEM partners to validate emerging design patterns, component availability and product-specific constraints. * Support handover into delivery, including explanation of design decisions, known constraints, dependencies, risks and operational considerations. ## Related Videos - [The Gashlycrumb Tinies of AI Networking You Must Know (or Languish!)](https://www.wearedevelopers.com/videos/2067-the-gashlycrumb-tinies-of-ai-networking-you-must-know-or-languish) - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Building the Nervous System of AI - Michael Kagan (NVIDIA)](https://www.wearedevelopers.com/videos/2133-building-the-nervous-system-of-ai-michael-kagan-nvidia) ## Related Articles - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [7 Cloud Computing Trends Coming in 2025 for Developers](https://www.wearedevelopers.com/magazine/412-7-cloud-computing-trends-coming-in-2025-for-developers) - [6 Emerging Technologies We’ll Learn About in 2025](https://www.wearedevelopers.com/magazine/381-6-emerging-technologies-we-ll-learn-about-in-2025) - [Graph and AI Trends 2026: Why Is AI Running but Not Yet Delivering?](https://www.wearedevelopers.com/magazine/680-graph-and-ai-trends-2026-why-is-ai-running-but-not-yet-delivering) - [Got AI ideas but no money? Here are 10 free ways to level up your AI skills with Google Cloud](https://www.wearedevelopers.com/magazine/600-got-ai-ideas-but-no-money-here-are-10-free-ways-to-level-up-your-ai-skills-with-google-cloud) - [What Industries Outside of AI Are Hiring The Most AI Experts?](https://www.wearedevelopers.com/magazine/98-what-industries-outside-of-ai-are-hiring-the-most-ai-experts)