Est. Monthly
Estimated €7,278 - €11,893
Posted August 28, 2026 · 1 day agoLast seen August 28, 2026Est. expiry October 2, 2026
Software Systems Engineer
Lead Software Systems Engineer - GPU Performance
5 years experience
How this salary compares
Salary Context: Software Systems Engineer
Hover or tap a row for full statistics (EUR / month on this chart).
All roles in Remote - United States
€1,667
€22,616
Company in Remote - United States
€1,667
€19,150
This job's pay range — not quoted in ad (Senior)
€607
€991
Salary analysis
Compared with the selected benchmark ("Company in Remote - United States"), this listing's salary midpoint is about 92% lower. The offer sits below the benchmark range (€1,667–€19,150). The listed pay band (€607–€991) is tighter than the benchmark, which suggests lower salary variability. This benchmark is based on 5 comparable listings.
| Market | Lower bound (25th percentile) | Median | Upper bound (75th percentile) |
|---|---|---|---|
| All roles in Remote - United States | €1,667/per month | €9,586/per month | €22,616/per month |
| Company in Remote - United States | €1,667/per month | €1,910/per month | €19,150/per month |
About the role
In this role you will focus on understanding system behavior across multiple layers, identifying performance bottlenecks, and driving improvements that shape cluster construction, operation, tuning, and validation. You will investigate and troubleshoot performance issues of GPU clusters under real workloads (training and inference), evaluate and integrate new hardware and tuning approaches through the software stack, and support escalations from internal teams and customers. You will work closely with infrastructure, software engineering and hardware vendor teams (e.g. NVIDIA, Mellanox, Intel) and contribute to hardware and cluster qualification to ensure systems meet performance expectations.
Job Details
Responsibilities
- Focus on cross-layer performance improvements across hardware, OS, and software layers
- Investigate performance issues on GPU clusters under real workloads (training/inference)
- Evaluate and integrate new hardware configurations and tuning approaches through the software stack
- Support high-severity performance escalations from internal teams and customers
- Collaborate with infrastructure, software engineering and hardware vendor teams (e.g., NVIDIA, Mellanox, Intel)
- Contribute to hardware and cluster qualification to ensure performance targets are met
Requirements
- 5+ years of professional experience in system-level software development focused on performance optimization
- 3+ years of hands-on Linux systems administration, troubleshooting, and performance tuning
- Deep 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 & Technologies
C/C++GoPythonMPINCCLLinuxHPCPCIeInfiniBandQEMU/KVMNVIDIAMellanoxInfiniBand/RoCE
Seen 19 hours ago
Nebius B.V. · 790 open roles
Top locations: Remote - Global · 423 · Remote - Europe · 119 · Amsterdam, Netherlands · 56+57 other locations
| Location | Active listings |
|---|---|
| Remote - Global | 423 |
| Remote - Europe | 119 |
| Amsterdam, Netherlands | 56 |
| London, United Kingdom | 22 |
| Remote - United States | 20 |
| Remote - Finland | 18 |
| Berlin, Germany | 15 |
| Mäntsälä, Finland | 12 |
| Helsinki, Finland | 10 |
| Lappeenranta, Finland | 9 |
| Prague, Czech Republic | 6 |
| Amsterdam | 5 |
| Israel | 5 |
| United Kingdom | 4 |
| Canada | 4 |
| Remote | 3 |
| Tel Aviv, Israel | 3 |
| Singapore | 3 |
| Remote - United Kingdom | 2 |
| Abu Dhabi | 2 |
| Dubai | 2 |
| Paris, France | 2 |
| Remote - France | 2 |
| New York City, United States | 2 |
| Austin, United States | 2 |
| France, Paris | 2 |
| Remote - Germany | 2 |
| London | 2 |
| Remote - Netherlands | 2 |
| Philadelphia, United States | 1 |
| Béthune, France | 1 |
| Abu Dhabi, Dubai | 1 |
| Singapore, Singapore | 1 |
| California, United States | 1 |
| Abu Dhabi, United Arab Emirates | 1 |
| Remote - EU | 1 |
| Munich, Germany | 1 |
| Minnesota, United States | 1 |
| Alabama, US | 1 |
| Prague, Czechia | 1 |
| East London, United Kingdom | 1 |
| Canada, Remote - United States | 1 |
| Berlin | 1 |
| Dallas, United States | 1 |
| London, UK | 1 |
| Oklahoma, United States | 1 |
| New Jersey, US | 1 |
| Austin, Texas | 1 |
| Kansas City, United States | 1 |
| San Francisco Bay Area, United States | 1 |
| Czechia | 1 |
| Finland | 1 |
| Remote - Sweden | 1 |
| UK | 1 |
| Prague | 1 |
| New Jersey, United States | 1 |
| Remote - Czech Republic | 1 |
| Netherlands | 1 |
| Paris | 1 |
| Béthune, Pas-de-Calais, France | 1 |
| Role type | Active listings |
|---|---|
| Backend Engineer | 331 |
| Software Engineer | 82 |
| Account Executive | 58 |
| Technical Project Manager | 6 |
| Site Reliability Engineer | 4 |
| Technical Product Manager | 4 |
| System Engineer | 4 |
| Sales Representative | 4 |
| Product Manager | 3 |
| Data Center Operations Technician | 3 |
| Data Center Technician | 3 |
| ML Engineer | 3 |
| Technical Program Manager | 3 |
| Delivery Manager | 2 |
| Applied AI Researcher | 2 |
| Hypervisor Engineer | 2 |
| Product Designer | 2 |
| IT Technician | 2 |
| Backend engineers, Frontend engineers, Site reliability engineers | 2 |
| Open Positions at Nebius | 2 |
| VP of Strategic Sales | 1 |
| Generalist | 1 |
| Offensive Security Lead | 1 |
| Head of Channel Marketing | 1 |
| Principal | 1 |
| Applied AI Solutions Engineer | 1 |
| Field Technical Lead | 1 |
| Compensation Analyst | 1 |
| Solutions Architecture Leader | 1 |
| Application Security Engineer | 1 |
| Human Resources Specialist | 1 |
| Solutions Architect | 1 |
| Mechanical Data Center Technician | 1 |
| Backend Developer | 1 |
| Senior Research Scientist | 1 |
| Cloud Solution Architect | 1 |
| Data Center IT Technician | 1 |
| Manager, ML Solutions Architecture | 1 |
| ML Solutions Architect | 1 |
| Network Planning Project Manager | 1 |
| Data Center Logistics Specialist | 1 |
| Technical Due Diligence Manager | 1 |
| Data Center Operations Manager | 1 |
| Senior Site Reliability Engineer | 1 |
| IT Support Manager | 1 |
| Technical Support Engineer | 1 |
| Data Engineer | 1 |
| Mechanical Engineer | 1 |
| Data Center IT Manager | 1 |
| Security Product Manager | 1 |
| Data Center Electrical Lead | 1 |
| GTM Recruiting Manager | 1 |
| Security Solutions Engineer | 1 |
| Physical Security Systems Technician | 1 |
| Senior HPC Engineer | 1 |
| Educational Content Author | 1 |
| Customer Engineer | 1 |
| Pricing Director | 1 |
| MEP Engineer | 1 |
| Instructional Designer | 1 |
| Partner Solutions Architect | 1 |
| Senior Software Developer | 1 |
| Forward Deployment Engineer | 1 |
| Financial Controller | 1 |
| Internal Control Business Partner | 1 |
| Data Center Facilities Manager | 1 |
| Group Product Manager | 1 |
| Structured Cabling Design Engineer | 1 |
| Site Selection & Colocation Manager | 1 |
| Product Growth Analytics Lead | 1 |
| IT Risk and Control Manager | 1 |
| Vulnerability Operations Center Lead | 1 |
| Electrical Engineer | 1 |
| Senior System Engineer | 1 |
| Machine Learning Engineer | 1 |
| ML Infrastructure Engineer | 1 |
| Data Scientist | 1 |
| Mechanical Design Engineer | 1 |
| Applied ML Engineer | 1 |
| Deal Initiation and Activation Manager | 1 |
| Operations Specialist | 1 |
| AI/ML Specialist Solutions Architect | 1 |
| HPC Engineer | 1 |
| Accountant | 1 |
| VP of Developer Relations & Community | 1 |
| Solutions Partner | 1 |
| Senior Support Engineer | 1 |
| Network Engineer | 1 |
| Project Development Manager | 1 |
| Backend Engineers | 1 |
| Role level | Active listings |
|---|---|
| Mid-Level | 410 |
| Senior | 63 |
| Manager | 12 |
| Executive | 2 |
| Director | 1 |
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