Senior Systems HPC Engineer

TL;DR

Senior Systems HPC Engineer (HPC): Building and optimizing large-scale GPU clusters for hyperscaler platform with an accent on performance analysis across hardware, system software, networking, and virtualization layers. Focus on identifying bottlenecks, troubleshooting real workloads, integrating new hardware, and collaborating with vendors like NVIDIA.

Location: Amsterdam, Netherlands or Remote (Europe)

Company

hirify.global is leading a new era in cloud computing to serve the global AI economy with tools and resources for AI/ML without massive infrastructure costs.

What you will do

• Understand system behavior across layers, identify performance bottlenecks, and drive improvements in cluster build, operation, tuning, and validation.
• Investigate and troubleshoot GPU cluster performance under training and inference workloads.
• Evaluate and integrate new hardware, configurations, and tuning via software stack.
• Support performance escalations from teams and customers.
• Collaborate with infrastructure, software engineering, and hardware vendors (NVIDIA, Mellanox, Intel).
• Contribute to hardware and cluster qualification ensuring performance expectations.

Requirements

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

Culture & Benefits

• Competitive salary and comprehensive benefits package.
• Opportunities for professional growth.
• Flexible working arrangements.
• Dynamic and collaborative environment valuing initiative and innovation.