Overview

As 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, integral engineering environment.

Compensaciones / Beneficios

- competitive compensation
- performance-based incentives
- flexible work arrangements
- development opportunities

Responsabilidades

- System Validation & Debug: validate complex system-level scenarios including performance, power, and functional coverage
- Root Cause Analysis: own failure analysis from symptoms to resolution across cross-domain interactions
- Automation & Tooling: develop and optimize validation tools, scripts, and infrastructure to boost efficiency
- Hardware & Software Debug: use lab equipment and software debuggers to diagnose issues
- Collaboration:



work with Hardware/ASIC Design, Firmware, Architecture, and Software teams to verify fixes
- Documentation & Reporting: maintain bug tracking and test coverage records using Jira, Git, or similar systems

Requisitos principales

- 10+ 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)

📌 Functional Test Engineer (Experience in Debug) (España)
🏢 Littelfuse
📍 España