Senior Hardware Support Engineer

About the position Why work at Nebius Nebius is leading a new era in cloud computing to serve the global AI economy. We create the tools and resources our customers need to solve real-world challenges and transform industries, without massive infrastructure costs or the need to build large in-house AI/ML teams. Our employees work at the cutting edge of AI cloud infrastructure alongside some of the most experienced and innovative leaders and engineers in the field. Where we work Headquartered in Amsterdam and listed on Nasdaq, Nebius has a global footprint with R&D hubs across Europe, North America, and Israel. The team of over 800 employees includes more than 400 highly skilled engineers with deep expertise across hardware and software engineering, as well as an in-house AI R&D team. The role We are looking for a Senior Hardware Support Engineer to own production hardware reliability across large-scale, mission-critical data center environments. This role operates at the intersection of hardware engineering, operations, and vendors, ensuring fleet stability, rapid root cause identification, and continuous improvement of server and platform reliability. You will act as a senior escalation point for complex hardware and firmware issues affecting production systems, driving investigations from symptom to root cause and coordinating resolution across engineering, vendors, and on-site teams. The role requires strong analytical thinking, structured problem-solving methodology, and deep hardware expertise in high-density, performance-critical infrastructure environments. Responsibilities • Leading root cause analysis for complex hardware and firmware failures across production fleets • Aggregating recurring problems and error patterns to identify systemic reliability issues • Acting as the senior escalation point for hardware-related incidents impacting availability or performance • Coordinating with vendors to drive timely diagnostics, RMAs, firmware fixes, and corrective actions • Partnering with internal engineering teams to validate fixes and prevent recurrence • Performing hardware and firmware validation before fleet-wide rollout • Driving structured incident investigations using established IT problem management methodologies • Supporting on-site teams with technical coordination during critical hardware events • Improving hardware observability, failure tracking, and reporting processes • Contributing to long-term hardware reliability strategy and fleet-wide stability improvements Requirements • Strong hands-on expertise with server hardware in data center or large-scale production environments • Proven experience performing root cause analysis of hardware and firmware failures • Deep understanding of server components (CPU, memory, storage, networking, power, BMC) and failure modes • Experience working directly with hardware vendors and engineering teams to resolve production issues • Structured problem-solving skills using formal IT or incident management methodologies • Strong analytical capabilities and ability to interpret logs, telemetry, and error patterns • Experience coordinating technical activities with on-site operations teams • Ability to manage multiple concurrent investigations with production impact • Clear written and verbal communication skills in cross-functional environments Nice-to-haves • Experience in GPU-dense, AI, or high-performance computing environments • Exposure to firmware lifecycle management and large-scale rollout validation • Familiarity with Linux-based production systems and infrastructure tooling • Experience improving fleet-wide hardware reliability metrics at scale Benefits • Comprehensive medical, dental, and vision coverage • 401(k) plan with company contribution • Flexible paid time off • Paid parental leave • Professional development support • Competitive salary and comprehensive benefits package. • Opportunities for professional growth within Nebius. • Flexible working arrangements. • A dynamic and collaborative work environment that values initiative and innovation. Apply tot his job Apply To this Job