> Markdown version of [/jobs/ext/2949200-functional-test-engineer-experience-in-debug](https://www.wearedevelopers.com/jobs/ext/2949200-functional-test-engineer-experience-in-debug). 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).

---

# Functional Test Engineer (Experience In Debug)

- **Company:** Littelfuse
- **Location:** Huelva, Spain
- **Contract:** Permanent contract
- **Skills:** JIRA, Bug Tracking Systems, Bugzilla, C++ (Programming Language), Code Coverage, Continuous Integration, Software Debugging, Firmware, GNU Debuggers, Joint Test Action (IEEE Standards), Python (Programming Language), LabVIEW, Ladder Logic, PCI Express, Subsystems, System Testing, Universal Asynchronous Receiver/Transmitter, USB, Data Logging, Serial Peripheral Interface, Application Specific Integrated Circuits, Git, System-level Testing, Software Version Control
- **Published:** September 16, 2026
- **Apply:** https://www.buscojobs.com.es/functional-test-engineer-experience-in-debug-en-huelva-ID-372122212

## About the Role

Requisitos principales10+ years in system validation, functional testing, ASIC/SoC debug, or related roles
Strong understanding of computer architecture, memory subsystems (DDR, PCIe), and protocols (I2C, SPI, UART, USB)
Scripting and automation in Python, LabView, or Ladder Logic
C/C++ knowledge for firmware or driver debugging
Experience with version control and bug tracking tools (Git, Jira, Bugzilla)
Excellent analytical, problem-solving, and communication skills
Hands-on ASIC or SoC bring-up and post-silicon validation
Exposure to CI pipelines and automated validation frameworks
Experience in highly cross-functional, global engineering teams
Ability to create repeatable debug playbooks and clear documentation
strong communication
analytical mindset
detail-oriented
validation and debugging of system-level scenarios
lab equipment (oscilloscopes, logic analyzers, protocol analyzers, JTAG, PLC, DAC cards)
software debuggers (GDB, logging, tracing tools)

## Description

OverviewAs a Functional Test Engineer, you will validate products against architectural specs and functional requirements, creating validation environments and executing system-level test plans.You will collaborate with hardware, firmware, and software teams to isolate defects, validate fixes, and ensure robust, high-quality products.Your work will span hardware and software domains, driving root-cause analysis and delivering repeatable validation results.You will contribute to automation, tooling, and CI flows to improve efficiency and reliability.This role offers impact through cross-functional collaboration and problem solving in a fast-paced, global engineering environment.Compensaciones / Beneficioscompetitive compensationperformance-based incentivesflexible work arrangementsdevelopment opportunitiesResponsabilidadesSystem Validation & Debug: validate complex system-level scenarios including performance, power, and functional coverageRoot Cause Analysis: own failure analysis from symptoms to resolution across cross-domain interactionsAutomation & Tooling: develop and optimize validation tools, scripts, and infrastructure to boost efficiencyHardware & Software Debug: use lab equipment and software debuggers to diagnose issuesCollaboration: work with Hardware/ASIC Design, Firmware, Architecture, and Software teams to verify fixesDocumentation & Reporting: maintain bug tracking and test coverage records using Jira, Git, or similar systemsRequisitos principales10+ years in system validation, functional testing, ASIC/SoC debug, or related rolesStrong understanding of computer architecture, memory subsystems (DDR, PCIe), and protocols (I2C, SPI, UART, USB)Scripting and automation in Python, LabView, or Ladder LogicC/C++ knowledge for firmware or driver debuggingExperience with version control and bug tracking tools (Git, Jira, Bugzilla)Excellent analytical, problem-solving, and communication skillsHands-on ASIC or SoC bring-up and post-silicon validationExposure to CI pipelines and automated validation frameworksExperience in highly cross-functional, global engineering teamsAbility to create repeatable debug playbooks and clear documentationstrong communicationanalytical mindsetdetail-orientedvalidation and debugging of system-level scenarioslab equipment (oscilloscopes, logic analyzers, protocol analyzers, JTAG, PLC, DAC cards)software debuggers (GDB, logging, tracing tools)