L3 Support Engineer

L3 Support Engineer – Permanent – France - Data Centres – EUR 80,000–105,000 pa

Our client is rapidly emerging as a leading provider of advanced Cloud & AI infrastructure for global innovators. As they continue to grow, they’re hiring a L3 Support Engineer to join their team based in France. This is a fantastic opportunity for a professional in the data centre sector to advance their career within a globally recognised environment.

What you’ll do:

• 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.
• Push for firmware, component, and platform-level resolutions.
• Track outcomes and ensure knowledge flows back to operations.
• Support validation and rollout of firmware updates (risk assessment, staging, rollback planning).

What you’ll need:

• Relevant experience with data centre 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.