> Markdown version of [/jobs/ext/2954482-senior-3ls-quality-engineer-system-level-debugging](https://www.wearedevelopers.com/jobs/ext/2954482-senior-3ls-quality-engineer-system-level-debugging). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior 3Ls Quality Engineer: System-Level Debugging

- **Company:** Hp
- **Location:** Barcelona, Spain
- **Contract:** Permanent contract
- **Skills:** Software Debugging, Firmware
- **Published:** September 17, 2026
- **Apply:** https://www.buscojobs.com.es/senior-3-ls-quality-engineer-system-level-debugging-en-barcelona-ID-372274456

## About the Role

You will lead debugging across hardware, OS, firmware, and drivers, and partner with R&D, ODMs, and vendors to drive permanent quality improvements.The role requires expert root-cause analysis, structured problem solving, and the ability to deliver scalable fixes that enhance product reliability.
Strong communication and leadership are essential in a high?pressure environment.

## Description

HP seeks a highly experienced 3LS Engineer to serve as the top escalation authority for the most complex field issues.You will lead debugging across hardware, OS, firmware, and drivers, and partner with R&D, ODMs, and vendors to drive permanent quality improvements.The role requires expert root-cause analysis, structured problem solving, and the ability to deliver scalable fixes that enhance product reliability.Strong communication and leadership are essential in a high?pressure environment.


## Related Videos

- [Debugging in the Dark](https://www.wearedevelopers.com/videos/1658-debugging-in-the-dark)
- [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine)
- [Using AI Without Losing Your Skills](https://www.wearedevelopers.com/videos/2045-using-ai-without-losing-your-skills)
- [Talk to the Duck - Secrets of the Debugging Masters](https://www.wearedevelopers.com/videos/470-talk-to-the-duck-secrets-of-the-debugging-masters)
- [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api)
- [What I learned as a developer from accidents in space](https://www.wearedevelopers.com/videos/642-what-i-learned-as-a-developer-from-accidents-in-space)

## Related Articles

- [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard)
- [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering)
- [AI-Powered Debugging: The Future of Fixing Your Code](https://www.wearedevelopers.com/magazine/553-ai-powered-debugging-the-future-of-fixing-your-code)
- [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)
- [Top Characteristics of a Software Engineer](https://www.wearedevelopers.com/magazine/166-top-characteristics-of-a-software-engineer)
- [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)