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Senior Site Reliability Engineer (SRE, Compute Node Team)

Nebius· SRE
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Hybrid (Amsterdam, Netherlands)Full-timePosted 7mo ago

About the role

Senior SRE to join Nebius AI Cloud Compute Node team, focusing on Linux systems engineering, virtualization and operational reliability to run and manage VM workloads across cloud regions.

Responsibilities

  • Ensure reliability, availability and performance of compute nodes running VMs
  • Analyze and debug Linux systems across user space and kernel space, understanding capabilities, limitations and trade-offs at each layer
  • Troubleshoot complex production issues involving CPU, memory, NUMA, cgroups and scheduling
  • Work hands-on with virtualization and containerization, primarily using QEMU/KVM and Linux-native technologies
  • Design and evolve observability as a core capability of the node layer: metrics, logs, traces, alerts, SLIs and SLOs
  • Lead incident response, root-cause analysis, and postmortems, driving long-term reliability improvements
  • Collaborate closely with platform, kernel/hypervisor, GPU and infrastructure teams to improve system design and operability

Qualifications

  • Strong Linux expertise: deep understanding of Linux user space and kernel space
  • knowledge of kernel subsystems (scheduler, memory management, filesystems, cgroups, namespaces)
  • clear understanding of system boundaries and constraints at different layers
  • Virtualization experience: hands-on experience with QEMU/KVM
  • understanding of VM lifecycle, performance characteristics and failure modes
  • Containerization knowledge: practical experience with containers, namespaces and cgroups
  • strong understanding of resource isolation and control
  • Strong debugging skills: ability to reason about complex system failures, structured, hypothesis-driven approach to incident analysis
  • SRE mindset: clear understanding of the SRE role in system design and operations, experience building and operating observability stacks, ability to turn system behavior into actionable reliability signals

Skills

Required:Linux kernel and user-space expertiseQEMU/KVM virtualizationContainerizationObservability and incident management

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 8, 2026. Interested? Apply on the company site.
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