
Nscale is the Hyperscaler engineered for AI, offering high-performance compute optimised for training, fine-tuning, and intensive workloads. From our data centres to software stack, we are vertically…

Nscale is the Hyperscaler engineered for AI, offering high-performance compute optimised for training, fine-tuning, and intensive workloads. From our data centres to software stack, we are vertically…
Core offering: GPU-first AI cloud and vertically integrated AI infrastructure (training, fine-tuning, inference)
Headquarters: United Kingdom (London)
Recent funding: Raised large rounds including $155M Series A, $1.1B Series B, $2.0B Series C
Scale: Builds large-scale GPU data centres and AI cloud platform across Europe and North America
Scaling high-performance AI compute infrastructure for training, fine-tuning and inference workloads.
Technology, Information and Internet
USD 155,000,000
USD 1,100,000,000
USD 433,000,000
SAFE financing following Series B with participation from Blue Owl Managed Funds, Dell, NVIDIA and Nokia
USD 2,000,000,000
Announced valuation of USD 14.6 billion
“Includes participation from institutional and strategic investors such as Aker ASA, Sandton Capital, Blue Owl, Dell, Fidelity, Nokia, NVIDIA, Point72 and asset managers including PIMCO”
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Join Nscale as a HPC Systems Engineer Are you passionate about Data Centre builds and large scale GPU infrastructure projects? Do you thrive in a fast-paced, high-growth environment where your work has a direct impact on business outcomes? If so, this could be the role for you!
Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility.
At Nscale, our Engineering team plays a critical role in driving the delivery of our GPU infrastructure. If you're passionate about datacenter architecture and thrive in high-performance computing environments then please apply.
Why Nscale? We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you’ll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you’ll be contributing to building the technology that powers the future.
About The Role Network engineers at Nscale are responsible for the design, deployment, and ongoing operation of all networking services that underpin both the internal management platform and the customer-facing cloud infrastructure, this includes internet transit, WAN connectivity and DC networking. You will act as a 3/4th line escalation point for the support organisation.
What You’ll Be Doing
About You
Personal Attributes
Please Note: This role will require 20-30% travel to our European sites. What We Can Offer You At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. We're building something extraordinary, and we want you at the core.
Join our thriving remote-first team . Geography is no barrier to impact or connection. We build seamless virtual collaboration, empowering you, wherever you work.
Equal Opportunities Statement We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio-economic backgrounds.
If there’s anything we can do to accommodate your specific situation, please let us know.
The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role.
For information on how Nscale handles candidate personal data, please see our Employee & Candidate Privacy Notice: Here.
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Proven experience in designing, deploying, and operating HPC or large-scale compute clusters
Strong knowledge of Slurm or similar workload management systems (e.g., PBS, LSF)
Proven experience in InfiniBand networking design and operations, including subnet management, QoS, RDMA, and performance tuning
Experience with high-speed Ethernet networks and associated protocols (e.g., VLAN, LACP, BGP, OSPF, EVPN, VXLAN)
Familiarity with HPC network topologies such as Fat Tree or Dragonfly
Experience creating hardware BOMs, rack layouts, and reference architectures for compute deployments
Strong scripting skills in Python and/or Bash for automation and orchestration
Solid understanding of optics, cabling, and physical layer design considerations for HPC and GPU cluster environments
Strong analytical, troubleshooting, and documentation skills
A collaborative mindset and passion for building high-performance, scalable infrastructure