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

Location: 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. You will contribute to the development of a cutting-edge telematics platform for commercial vehicles. As part of cross-functional feature teams, you will work in an Agile environment (SAFe framework), actively supporting the delivery of features within Program Increments (12-week cycles). This role is ideal for freelancers or independent consultants who are interested in complex automotive embedded systems and enjoy working on high-impact, large-scale development projects. 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 Document What’s in it for you ✔ New beginnings can be a challenge. We promise a smooth integration and a supportive mentor ✔ Pick your working style: choose from Remote, Hybrid or Office work opportunities ✔ Early bird or night owl? Our projects have different working hours to suit your needs ✔ Nobody is born an expert. Sharpen your tech skills with our sponsored certifications, trainings and top e-learning platforms ✔ We want you to stay healthy! Enjoy our Private Health Insurance ⁠– it’s custom-made for you ✔ A clear mind is a healthy mind. Attend individual coaching sessions or go one step further by joining our accredited Coaching School ✔ Make the most of our epic parties or themed events – they’re lovingly designed for our people and their families ✔ NTT DATA recruiters will never ask job seekers and candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties that may try to impersonate NTT DATA recruiters, either in writing or by phone, in an attempt to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will be associated with an @nttdata.com email address. NTT DATA will not use any non-NTT DATA or personal email domains (Gmail, Yahoo, etc.) or personal communication channels (WhatsApp, Facebook etc) at any time during the recruitment process. If you suspect any fraudulent activity, please contact us. NTT DATA Romania is an equal opportunity employer and considers all applicants regardless to race, color, religion, citizenship, national origin, ancestry, age, sex, sexual orientation, gender identity, genetic information, physical or mental disability, veteran or marital status, or any other characteristic protected by law. We are committed to creating a diverse and inclusive environment for all employees. Not the job for you? Perhaps you have a friend who would be a perfect fit. Send them this link! What’s in it for you New beginnings can be a challenge. We promise a smooth integration and a supportive mentor Pick your working style: choose from Remote, Hybrid or Office work opportunities Early bird or night owl? Our projects have different working hours to suit your needs Nobody is born an expert. Sharpen your tech skills with our sponsored certifications, trainings and top e-learning platforms We want you to stay healthy! Enjoy our Private Health Insurance ⁠– it’s custom-made for you A clear mind is a healthy mind. Attend individual coaching sessions or go one step further by joining our accredited Coaching School Make the most of our epic parties or themed events – they’re lovingly designed for our people and their families Make this the place you grow Your unique talent is what matters. NTT DATA Romania is an equal opportunity employer and considers all applicants regardless to race, color, religion, citizenship, national origin, ethnicity, age, gender, sexual orientation, gender identity, genetic information, physical or mental disability, veteran or marital status, or any other characteristic. Document Third parties fraudulently posing as NTT DATA recruiters NTT DATA recruiters will never ask job seekers and candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties that may try to impersonate NTT DATA recruiters, either in writing or by phone, in an attempt to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will be associated with an @nttdata.com email address. NTT DATA will not use any non-NTT DATA or personal email domains (Gmail, Yahoo, etc.) or personal communication channels (WhatsApp, Facebook etc) at any time during the recruitment process. If you suspect any fraudulent activity, please contact us. #LI-CB1 Job Segment: Computer Science, Embedded, Telecom, Telecommunications, Technology, Automotive