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Qualis LLC • Delft, South Holland, Netherlands
Role & seniority: Hardware & Software System Level Integration & Validation Engineer (mid to senior/lead level; +10 yrs for Senior/Lead, 4–6 yrs for Mid)
Stack/tools: Embedded systems; C/C++; Python and scripting for test automation; hardware testing equipment (oscilloscopes, signal analyzers, multimeters); test automation frameworks; RF/communication knowledge (GNSS, IoT, LoRa, Ethernet, SPI, UART, I2C, LVDS)
Develop validation strategies and test plans/criteria for system and component requirements
Integrate hardware and software, design/execute functional, regression, and performance tests
Build/maintain test infrastructure and automation; troubleshoot issues with cross-functional teams
Master’s degree in Electrical Engineering, Computer Science, or related field
Several years in hardware/software testing, integration, and validation
Strong embedded systems expertise; proficiency in C/C++, Python; experience with test automation
Familiarity with RF/communication components and protocols; hardware testing equipment
Knowledge of unit/functional/regression testing methodologies; strong analytical/problem-solving skills
Experience in GNSS/IoT/LoRa contexts; exposure to ADPLL, filters, LNA, ADC/DAC
Leadership or senior/lead experience; ability to work across hardware, software, systems, algorithms, and applications
Location & work type: Location and work type not specifi
Join our cutting-edge start-up adventure! Who are we? Join the Revolution in GNSS and IoT Connectivity At Qualinx, we’re not just building chips, we’re engineering the future fabric of the connected world. As a pioneering semiconductor scale-up, we’re transforming how devices connect, communicate, and operate through our ground-breaking Digital RF technology. Our mission goes beyond ultra-low power GNSS: we’re redefining what’s possible in adaptive, scalable, and intelligent connectivity for the Internet of Things. Born from deep-tech innovation at TU Delft, our team of visionary engineers and bold thinkers is tackling the toughest challenges in GNSS and IoT, starting with power consumption and expanding into dynamic, context-aware solutions that adapt to any environment or use case. We’ve already achieved what many thought impossible: the world’s most advanced GNSS chipset. But that’s just the beginning. At Qualinx, we believe that the future of connectivity lies in precision, efficiency, and adaptability. Our ambition is to become the invisible thread that seamlessly interconnects billions of devices: powering a smarter, more responsive world. What Sets Us Apart Joining Qualinx is about becoming part of a culture that’s as ambitious as it is authentic. We hold ourselves to high standards, thrive on solving the unexpected, and push boundaries together. But we also know how to enjoy the ride. Our culture is a unique blend of curiosity, team spirit, and a touch of unconventional charm. It’s fast-paced, fun, and grounded in a sober sense of purpose and perspective. Whether we’re deep in design reviews or sharing laughs over lunch, we’re building something meaningful together. At Qualinx, you’re not just contributing to a ground-breaking technology, you’re helping shape a team that’s redefining what it means to work in deep tech. Job Description The Qualinx Hardware and Software System Level Integration and Validation Engineering team work on integrating and testing the combined HW Silicon and the SW components of Embedded Communication SoC Systems to ensure the different components function correctly and meet their requirements. The HW&SW System Level Integration & Validation engineering’s key responsibilities include the definition of the HW&SW SLI&V strategies and plans, the development and the maintenance of the test plans and automation, and the troubleshooting of issues in collaboration with the Silicon Engineering, SW Engineering and Application Engineering teams. The HW&SW System Level I&V essential skills include a strong understanding of embedded and communication systems, experience with C/C++, python and scripting, and familiarity with hardware testing equipment like oscilloscopes and signal analyzers. Responsibilities
Requirements
Familiarity with Wireless Communications: GNSS, BLT, IoT, LoRa Familiarity with communication protocols such as Ethernet, SPI, UART, I2C, LVDS
Familiarity with RF Components: ADC, DAC, ADPLL, Filters, LNA