GPU Cluster Architect - ISP

Are you looking for an exciting new opportunity? 

Join a cloud technology and AI infrastructure provider recognised for delivering high-performance computing and scalable platform solutions. With a focus on innovation, reliability, and technical excellence, the organisation continues to empower businesses through cutting-edge cloud technologies and automation.

Keep cloud infrastructure running at its best. Apply now!

Responsibilities:

• Architect scalable GPU cluster topologies spanning compute nodes, interconnects (InfiniBand, Ethernet), storage, and control planes
• Model and analyze AI/ML workloads (LLM training, inference) to drive tradeoffs in latency, bandwidth, GPU density, and performance
• Collaborate with network architects to design and validate low-latency, high-throughput interconnects (InfiniBand HDR/NDR, RoCEv2) at POD and data center scale
• Integrate and optimize storage solutions to support training datasets, checkpointing, and high-performance I/O operations
• Design for reliability, incorporating telemetry, automation, and monitoring to detect and resolve issues early
• Partner with cross-functional teams including SRE, networking, storage, and data center engineering to operationalize your designs

Skills / Must Have:

• 5+ years of experience designing GPU or HPC clusters at scale
• Deep understanding of modern GPU architectures (NVIDIA, AMD)
• Expertise with HPC interconnects (InfiniBand, RoCE) and low-latency networking
• Strong background in systems architecture, compute, and hardware reliability
• Proficiency in scripting and automation (Python, Go)

Bonus If You Have:

• Experience with AI/ML workload optimization and performance modeling
• Familiarity with large-scale data center design and cooling/power strategies
• Exposure to orchestration systems (Kubernetes, Slurm) or telemetry frameworks

Benefits:

• Bonus scheme 
• Company shares
• Flexible remote working

Salary:

• Up to €200,000 gross per year