Embedded Device Engineer (C++)

Job description

**About Position:** The Embedded Device Engineer supports the TEMS Pocket and TEMS Sense product portfolio through development, device certification (TEMSification), and optimization of mobile devices for network testing. * **Role: Embedded Device Engineer (C )** * **Location: All Persistent Location** * **Experience: 5 to 12 years** * **Job Type: Full-Time Employment** **What You'll Do:** * This role directly supports revenue generation by enabling new device support and ensuring measurement accuracy across all supported mobile chipsets. * Daily work includes Android service development, TEMSification of new smartphones, implementing chipset-specific features for MediaTek/Qualcomm/Samsung, C development for the TEMS Pocket application, and resolving customer-reported device measurement issues. * C/C (embedded systems, USB communication, ALSA audio) * Android OS internals (Magisk, bootloader unlock, root access, custom modules) * Qualcomm QXDM, Samsung, MediaTek diagnostic tools * Git, GitHub Actions CI/CD * Python (scripting, test automation) **Expertise You'll Bring:** * Perform device TEMSification pipeline bootloader unlock, Magisk patching, MAI creation, GLS licensing, testing. * Validate and certify new mobile devices (Samsung, Xiaomi, OnePlus, Motorola, Zebra) for TEMS solutions. * Develop and maintain On-Device Manager (ODM) modules in Java/Kotlin for Android. * Implement mobile chipset-specific features MediaTek settings import/export, Qualcomm RAT lock, Samsung band lock. * Analyze network signaling, protocol behavior, and RF performance across device families * Support chipset integration log mask configuration, modem diagnostics, control functions. * Develop C components for TEMS Pocket/Sense device integration (script converters, iPerf, HTTP testing). * Investigate device-level issues impacting measurement accuracy (DTMF, NSA disconnect, PCAP capture). * Maintain device qualification procedures and TEMSification testing tools. * Ensure comprehensive chipset support across Qualcomm, Samsung, MediaTek, and Apple. * Support customer escalations involving device measurements and network performance accuracy. * Monitor emerging 3GPP standards and Android platform changes (Android 15/16/17 readiness). * Technical background **Benefits:** * Competitive salary and benefits package * Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications * Opportunity to work with cutting-edge technologies * Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards * Annual health check-ups * Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents **Values-Driven, People-Centric \& Inclusive Work Environment:** Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds. * We support hybrid work and flexible hours to fit diverse lifestyles. * Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities. * If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment **Let's unleash your full potential at Persistent - persistent.com/careers** ***"Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind."***