Senior Data Center Support Engineer

About Nebius: Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI. Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D. Location: Vineland, NJ About The Role Nebius is seeking a Data Center Support Engineer to support large scale bare metal GPU infrastructure powering AI workloads. This role is responsible for operating, troubleshooting, and maintaining production infrastructure across servers, Linux systems, networking, firmware, drivers, and physical data center components. You will serve as a senior technical escalation point between data center technicians, infrastructure engineering, network engineering, systems engineering, and customer facing teams. The ideal candidate is hands on, comfortable in Linux, strong in hardware diagnostics, and able to troubleshoot complex issues across multiple layers of the infrastructure stack. What You’ll Do • Support and troubleshoot production bare-metal GPU infrastructure across Nebius data center environments. • Diagnose high-priority issues across Linux, hardware, firmware, BIOS, drivers, networking, storage, optics, cabling, and physical infrastructure. • Perform hardware diagnostics, component replacement, firmware updates, BIOS configuration, break/fix, and infrastructure maintenance. • Use Linux command-line tools, system logs, BMC data, and hardware health signals to identify root cause. • Partner with data center technicians and engineering teams to coordinate remote troubleshooting, incident response, RCA, and operational recovery. • Troubleshoot network connectivity issues involving TCP/IP, VLANs, DNS, DHCP, switch connectivity, optics, cabling, and link-level failures. • Create troubleshooting guides, runbooks, escalation notes, and knowledge base documentation. • Use scripting or automation to improve support workflows and reduce manual intervention. • Participate in on-call or after-hours support for production infrastructure as needed. What We’re Looking For • 5+ years of experience in data center operations, infrastructure support, systems administration, hardware support, cloud infrastructure, or similar technical environments. • Hands-on experience troubleshooting bare metal servers, Linux systems, hardware components, and networking issues in production environments. • Intermediate Linux command-line proficiency, including service validation, log review, process inspection, network configuration checks, and system diagnostics. • Experience with server hardware diagnostics, component replacement, firmware updates, BIOS configuration, driver troubleshooting, or BMC tools such as iDRAC, iLO, IPMI, Redfish, or similar. • Strong networking fundamentals, including TCP/IP, VLANs, DNS, DHCP, routing/switching concepts, optics, cabling, and link-level troubleshooting. • Experience participating in incident response, escalation handling, root cause analysis, or operational recovery in high-availability environments. • Strong communication and documentation skills, with the ability to work cross-functionally with data center, infrastructure, network, systems, and engineering teams. Nice To Have • Experience with NVIDIA GPUs, GPU server