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# L3 Support Engineer

- **Company:** Nebius Group
- **Location:** Béthune, France
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** BIOS, Linux, Firmware, Python (Programming Language), Scripting, Reliability of Systems, Bare Metal
- **Published:** September 22, 2026
- **Apply:** https://startup.jobs/l3-support-engineer-nebius-8330255

## About the Role

* Strong hands-on experience with datacenter servers and deep Linux troubleshooting.
 * Ability to diagnose across hardware, BIOS/BMC firmware, and Linux (logs, drivers, storage basics, performance triage).
 * Structured incident response experience and clear communication under pressure.
 * Experience driving evidence-based escalations with vendors/R&D.
 * Fluent English (written and spoken).

It will be an added bonus if you have:

 * Strong familiarity with GPU server platforms and tooling (for example: nvidia-smi, dcgmi, Linux logs correlation).
 * Experience with ipmitool and Redfish workflows, firmware lifecycle, and staged rollouts.
 * Scripting skills (bash and basic Python) for log collection, triage automation, and simple reliability analysis.
 * Exposure to OCP-based platforms and ODM manufacturing ecosystems.
 * Experience supporting enterprise bare metal customers under contractual SLAs., Applicants must be authorized to work in the country in which they apply and will be required to provide proof of employment eligibility as a condition of hire.

## Description

We are building our L3 Support Line from scratch to serve as the datacenter center of expertise for servers, firmware (BIOS/BMC), and deep Linux diagnostics across Europe and the US., Deep Technical Investigation (Primary Focus)

 * Lead root cause analysis beyond L2 depth (GPU failures, firmware issues, Linux-level faults, HW/SW interactions).
 * Detect recurring patterns across sites and convert findings into durable fixes.
 * Own technical workstreams during high-severity incidents.

Vendor & R&D Collaboration

 * Build evidence packs and drive escalations with ODM and R&D.
 * Push for firmware, component, and platform-level resolutions.
 * Track outcomes and ensure knowledge flows back to operations.

Firmware & Platform Readiness (BIOS/BMC)

 * Support validation and rollout of firmware updates (risk assessment, staging, rollback planning).
 * Help operationalize platform standards across datacenters.

Knowledge & Enablement

 * Create scalable runbooks, troubleshooting guides, and error catalogs.
 * Turn investigations into playbooks that elevate L1/L2 teams.

Hands-on Support (As Needed)

 * Travel to datacenters for complex troubleshooting, new platform readiness, or incident containment.


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