Senior Cluster Engineer - High-performance Computing

The organization Our client operates one of the

largest GPU infrastructures in the world — 30,000+ GPUs and

10InfiniBand fabrics across five global data centers. Their

infrastructure doubles in size every year. We’re looking for

engineers who love getting deep into Linux systems, pushing

hardware and software to their limits, and making the world’s

fastest AI and HPC workloads run even faster The role You’ll join a

small, senior team that works between the hardware and Linux OS

layers, solving performance problems that affect tens of thousands

of GPUs. This is hands-on, high-impact engineering where

microsecond gains matter and every optimization is felt at global

scale. What you’ll do Profile and optimize Linux kernel subsystems

CPU scheduling, memorymanagement, 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 Your profile 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 Virtualization stacks (KVM / QEMU), Slurm,

Kubernetes This is for you if you Love solving deep technical

challenges, care about performance downto the microsecond, and want

to work on infrastructure that pushes the limits of what’s

possible. What's offered Salary : up to 160k + 25% bonus (200k OTE).

Flexible working arrangements. A dynamic and collaborative work

environment that values initiative and innovation. Location :

Amsterdam or remote.