Senior C++ Embedded Software Engineer - Telematics (Qualcomm / Cellular)

Who We Are

We don’t just develop embedded software — we engineer intelligence into products. The Embedded Competence Center at NTT DATA Romania brings together experts in embedded systems, firmware development, and hardware–software integration, delivering robust and high-performance solutions for complex, safety-critical environments. With strong expertise in C/C++, AUTOSAR, real-time operating systems, and communication protocols, we design scalable embedded architectures, integrate software seamlessly with hardware, and ensure compliance with industry standards. Across the industries we support — from Automotive and Industrial Automation to Smart Devices and IoT — we transform reliable embedded technology into a foundation for innovative, dependable products.

What you'll be doing

• API Integration: design and develop high-performance C++ middleware to abstract Qualcomm TelSDK for application layers


• Manage lifecycle of cellular connections (4G/5G), including: Network registration, Handover and Recovery logic


• Platform Integration: Integrate cellular services into OTP Fermi platform, ensuring low latency and efficient resource usage


• Analyze modem logs and signaling using: QXDM and Wireshark


• Performance Optimization: Optimize data throughput and power consumption for SA522 hardware 

What you'll bring along

• Degree in Computer Science, Business Informatics, or a comparable field


• Minimum 5 years of experience in a similar position


• Strong experience with Qualcomm Snapdragon Automotive platforms (SA522, SA515M or similar)


• Hands-on experience with Qualcomm TelSDK: Data Call, SIM and Voice services


• Expert-level C++ (C++14 / C++17 / C++20)


• Experience with: Multithreading, Asynchronous programming and Memory management


• Strong knowledge of 3GPP protocol stack: NAS, RRC, PDCP, RLC, MAC


• Understanding of cellular state machines


• Experience with Embedded Linux (Yocto) and/or QNX


• Experience with IPC mechanisms: D-Bus and Some/IP


• Experience with POSIX APIs


• Experience with eSIM / iSIM management is nice to have


• Knowledge of remote subscription provisioning is nice to have


• Experience in NAD (Network Access Device) architecture is nice to have


• Previous involvement in system/architecture design decisions is nice to have