Senior Cluster Engineer optimizing Linux kernel subsystems for GPU clusters in Amsterdam or remotely. Troubleshooting performance bottlenecks and integrating new GPU hardware in a dynamic environment.
Responsibilities
Profile and optimize Linux kernel subsystems (CPU scheduling, memory management, networking stack) for GPU clusters and InfiniBand fabrics
Troubleshoot and resolve complex performance bottlenecks
Integrate and validate new GPU hardware (KVM/QEMU, PCIe devices, Kubernetes)
Improve monitoring, alerting, and automation for large-scale, distributed systems
Occasionally assist customers in optimizing workloads
Requirements
Solid Linux internals knowledge, ideally with kernel tuning or profiling experience (perf, ftrace, eBPF, sysprof, etc.)
Experience reading/debugging C or C++ system-level code
Scripting or development skills in Go, Python, or similar
A background in low-level, complex environments such as HPC, large-scale clusters, or high-performance networking
Bonus points for: GPU or HPC cluster experience
InfiniBand or other high-performance interconnect knowledge
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