IT Infrastructure Engineer – RMA & Hardware Diagnostics

Details

Nebius is building a full-stack AI cloud platform supporting developers and enterprises from data and model training through production deployment. The company operates globally, with research and development hubs across Europe, the UK, North America, and Israel.

The role owns advanced hardware troubleshooting and RMA lifecycle management within production data center environments. It serves as the escalation point for complex server and firmware-related issues affecting system reliability and fleet availability. The position is hands-on and based on-site at the Kansas City, Missouri, data center, involving collaboration with L1/L2 technicians, infrastructure engineers, and vendors.

Responsibilities

• Perform advanced firmware and hardware diagnostics on enterprise server platforms, including CPUs, 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 handling high-impact hardware incidents.
• Conduct structured root cause analysis and document findings to prevent repeat failures.
• Own the full RMA lifecycle, including failed-component validation, 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 before redeployment into production environments.
• Collaborate with data center operations, procurement, and engineering teams to improve hardware lifecycle processes.
• Help reduce MTTR and improve fleet-wide reliability through process improvements and knowledge sharing.

Requirements

• 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 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 clearly document technical findings.
• Familiarity with hardware monitoring systems and failure trend analysis.
• Strong ownership mindset and ability to work independently in mission-critical environments.
• High proficiency in spoken and written English.

Additional Qualifications

• Experience performing board-level diagnostics and component-level repair, including SMD rework.
• Familiarity with data center networking equipment and basic network troubleshooting.
• Experience supporting GPU-dense or high-performance computing environments.
• Valid driver's license.

Benefits

• Competitive compensation.
• Career growth and learning opportunities.
• Flexibility and ownership.
• Collaborative and innovative culture.
• Opportunity to work on impactful AI projects.
• International environment and talented teams.
• Equal opportunity workplace with accommodations available during the application process.

Applicants must be authorized to work in the country in which they apply and must provide proof of employment eligibility as a condition of hire.