Position Description: 1\. To work on Android smartphone RIL/Modem system development for PRC market. 2\. To develop, analyze, debug and optimize RIL/Modem software as per the product requirements. 3\. Understanding of China cellular carriers’ requirements. 4\. Field/Equipment Log analysis for new features and debugging for 5G/4G/3G/2G/CDMA technologies. 5\. Participate in new feature development and debugging for China carriers’ requirements. 6\. Work closely with internal/external teams to resolve issues found in China lab/field/IOT/carrier test. #Linkedin# #### Position Requirements: 1\. Good understanding of 3GPP 5G/4G/3G/2G and 3GPP2 CDMA systems. 2\. Good understanding of GSMA IR92/IR94 IMS, RCS, VoLTE, VoWIFI, ViLTE, SRVCC and VoNR. 3\. Work experience on Qualcomm SOC's /Tools. 4\. Work experience on C/C++, basic real-time programming concepts, debugging with telecommunications protocol. 5\. Experience and knowledge on CTA and China carrier certification requirements for Product Technical Acceptance with cellular carriers. 6\. Operation and test script development for any of the following physical /protocol layer commercial test equipment for 5G/4G/3G/2G technologies: Annite, R&S, Keysight/Agilent, Spirent, or Anritsu. 7\. Knowledge on android development and RIL (Radio Interface Layer). 8\. Bachelor’s degree in Computer Engineering, Electrical Engineering with 2+ industry experience or 8+ industry experience with lower degree. #Linkedin# We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, religion, sexual orientation, gender identity, status as a veteran, and basis of disability or any federal, state, or local protected class.