IT Infrastructure Engineer – RMA & Hardware Diagnostics

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 RD 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 RD team. The role We are seeking an IT Infrastructure Engineer – RMA Hardware Diagnostics to own advanced hardware troubleshooting and RMA lifecycle management within our production data center environments. This role serves as the escalation point for complex server and firmware-related issues that impact system reliability and fleet availability. You will be responsible for deep diagnostics across enterprise server platforms, performing structured root cause analysis, validating failed components, and managing end-to-end warranty replacement processes with OEM vendors. This is a hands-on technical role with direct impact on hardware reliability, SLA performance, and operational scalability. You will work on-site in one of our data centers, collaborating closely with L1/L2 technicians, infrastructure engineers, and vendors to reduce repeat failures and improve overall hardware quality across the fleet. You’re welcome to work in our Minnesota location. Your responsibilities will include: Perform advanced firmware and hardware diagnostics on enterprise server platforms, including CPU, memory, PCIe devices, GPUs, storage subsystems, and power components Troubleshoot complex hardware failures using system logs, BMC/IPMI interfaces, BIOS diagnostics, and vendor-specific tooling Act as the primary escalation point for L1 and L2 technicians on high-impact hardware incidents Conduct structured root cause analysis and document findings to prevent repeat failures Own the full RMA lifecycle, including validation of failed components, warranty claim creation, vendor coordination, tracking, and resolution Interface directly with OEM vendors to escalate recurring hardware defects and drive corrective action Analyze hardware failure trends and report metrics such as repeat RMA rates and component reliability Develop and standardize diagnostic playbooks, troubleshooting workflows, and hardware validation procedures Validate replacement components prior to redeployment into production environments Collaborate cross-functionally with data center operations, procurement, and engineering teams to improve hardware lifecycle processes Contribute to reducing MTTR and improving fleet-wide reliability through process improvements and knowledge sharing We expect you to have: 5+ years of hands-on experience working with enterprise server hardware in a production data center environment Deep understanding of x86 server architecture, including CPUs, memory, PCIe devices, storage controllers, GPUs, and power subsystems Strong experience performing firmware and BIOS/BMC diagnostics and upgrades Advanced Linux command-line troubleshooting skills, including log analysis and hardware-level diagnostics Experience working with remote management interfaces such as IPMI, iDRAC, iLO, or equivalent Proven experience managing hardware RMA processes and working directly with OEM vendors Ability to conduct structured root cause analysis and document technical findings clearly Familiarity with hardware monitoring systems and failure trend analysis Strong ownership mindset and ability to operate independently in mission-critical environments High proficiency in spoken and written English ... (truncated, view full listing at source)