L3 Support Engineer

QCS Staffing Ltd; Hauts-de-France; Sur place; EUR 80 000 - 105 000; Plein temps

Résumé du poste

QCS Staffing Ltd in France is seeking an L3 Support Engineer to join a rapidly growing data centre team, supporting GPU, firmware and Linux reliability.

This role requires deep Linux troubleshooting, hardware BIOS/BMC firmware, and strong incident-response skills to drive vendor escalations and durable fixes.

Qualifications

• Deep Linux troubleshooting across servers, OS, drivers and storage basics.
• Experience diagnosing hardware, BIOS/BMC firmware and Linux interactions.
• Structured incident response and clear communication under pressure.
• Experience driving evidence-based escalations with vendors and R&D.

Responsabilités

• 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).

Connaissances

Linux troubleshooting

Hardware/BMC firmware

Incident response

Vendor escalations

Description du poste

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.

Ready for your next project? Apply today and take the next step in your career.