UWB Connectivity Engineer

Overview Expleo is a global engineering, technology, and consulting service provider that partners with leading organizations to guide them through their business transformation, helping them achieve operational excellence and future-proof their businesses. Expleo benefits from more than 50 years of experience developing complex products in automotive and aerospace, optimizing manufacturing processes, and ensuring the quality of information systems. Leveraging its deep sector knowledge and wide-ranging expertise in fields including AI engineering, digitalization, automation, cybersecurity and data science, the group’s mission is to fast-track innovation through each step of the value chain. With a worldwide presence in 30 countries, our global footprint includes excellence centers around the world, including Romania since 1994. #LI-CI1 Responsibilities Analyze and resolve Ultra-Wideband (UWB) communication issues between smartphones and vehicle ECUs Debug CCC UWB ranging and positioning sessions Investigate Secure Time Stamp (STS) failures, session recovery issues, and timing inconsistencies Analyze and interpret: UWB logs, Session Manager logs, Ranging frames, Diagnostic traces Support CCC Digital Key Release 2 / Release 3 integration activities Investigate BLE ↔ UWB interaction issues during Digital Key operations Troubleshoot: Session drops, Ranging failures, Inconsistent distance measurements, STS mismatches, Recovery sequence failures Support vehicle validation, certification, and compliance activities. Collaborate with BLE, Security, System Architecture, and Validation teams. Contribute to system performance optimization and reliability improvements. Qualifications Strong knowledge of Ultra-Wideband (UWB) protocol Experience debugging secure ranging communication between smartphone and embedded devices Understanding of CCC UWB session architecture Experience analyzing UWB traces, Session Manager logs, Ranging frames, STS index handling, Recovery sequences Strong understanding of UWB concepts: STS (Static / Dynamic), Session configuration, Controller vs Initiator roles, Distance measurement techniques, Timestamping, Synchronization Understanding of CCC Digital Key Release 2 and Release 3. Knowledge of BLE-UWB interactions in Digital Key systems. What do I need before I apply This position implies international relocation for 12 months (France).#LI-AT1 CIM or B2B collaboration (SRL only)