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Senior HPC Engineer, GPU Compute

Nebius· System Engineers
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Hybrid (Amsterdam/Amsterdam (NL); Berlin/DE; London/UK; Remote - Europe)full-timePosted 7mo ago

About the role

Senior HPC Cluster Engineer responsible for tuning and optimizing GPU clusters and InfiniBand networks within Nebius's hyperscaler platform, focusing on GPU computing, InfiniBand, and KVM/QEMU stack, with emphasis on performance, automation, and hardware integration in multi-GPU HPC environments.

Responsibilities

  • Tuning the performance of GPU clusters and InfiniBand networks to ensure optimal operation in HPC and GPU-based environments.
  • Analyzing and troubleshooting the root cause of issues related to GPUs and InfiniBand networks, and proposing corrective actions.
  • Integrating new hardware into the existing infrastructure, including support for new GPU hardware through software stacks like Kubernetes, QEMU, and KVM.
  • Enhancing automation systems for proactive monitoring, detecting, and resolving issues in GPU and InfiniBand environments.
  • Configuring and managing GPU devices and InfiniBand fabrics, ensuring efficient and reliable operation.

Qualifications

  • 5+ years of professional experience in system-level software development (performance optimization, low-level programming).
  • 3+ years of hands-on experience with Linux systems (administration, troubleshooting, and performance tuning).
  • In-depth understanding of server architecture, including PCIe devices, NICs, Linux OS/Kernel, and HPC systems.
  • Strong proficiency in one or more performance-oriented programming languages (C/C++, Go, Python).

Skills

Required:system-level software developmentLinux systemsPCIe, NICs, Linux OS/Kernel, HPC systemsC/C++
Nice to have:GoPythonQEMU/KVM virtualizationCUDA/NVLink/NVMLMPI/NCCLRDMA/InfiniBand

Benefits

  • Competitive compensation
  • Career growth and learning opportunities
  • Flexibility and ownership
  • Collaborative and innovative culture
  • Opportunity to work on impactful AI projects
  • International environment and talented teams
Last updated Jul 15, 2026. Interested? Apply on the company site.
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