L1 Cellular Engineer

Engineering - Software San Diego, California


Position at Samsung Semiconductor, Inc.



Samsung SOC R&D Lab is looking for a Cellular Layer 1 Engineer to join the team to help commercialize their world-class cellular modem software in San Diego. This exciting start-up environment is looking for an engineer with passion, innovation, and energy for the cellular world.



  • Commercialization of Samsung Exynos modem in North American market
  • Analyze user equipment logs from test equipment/field and debugging of 5G/4G technologies
  • Participate towards new feature development and debugging/testing in Layer 1 for latest/legacy wireless technologies (5G/4G)
  • Debug and resolve possible escalated issues from customers
  • Working with off-shore teams to debug and analyze new feature logs
  • Work closely with global protocol team to resolve North America customer issues found in lab/field/IOT/carrier test
  • Ability to take ownership and bring innovations in development of commercial modem software with focus on Layer 1
  • Some travel (domestic & international) may be required



REQUIRED SKILLS  (Education Certificates, Licenses, Travel)

  • BS in Electrical or Computer Engineering with 3+ years wireless communication industry experience is required. MS with 2+ years experience is preferred.
  • Good Programming language (C/C++) coding experience
  • Ability to take ownership and bring innovations in development of commercial modem software
  • Good understanding of 3GPP 5G/4G/3G standard/system
  • Strong understanding of 5G-NR/4G Layer 1 specifications
  • Knowledge of physical layer channels and procedures
  • Ability to analyze crash dumps, debug and fix issues related to throughput
  • Ability to understand and run test scripts on standard Test equipment for wireless testing 



Good understanding of:

  • Telephony and protocol stack services
  • Mobile protocol stack from Layer 1 (Physical Layer) to Layer 3 (RRC)
  • Android platform and services
  • HW abstraction Layer / DSP
  • (R&S/ANITE/ANRITSU/SPIRENT) box for Layer 1 test 



Samsung Semiconductor Inc (SSI), an equal opportunity employer, is a world leader in Memory, System LSI, and LCD technologies. Headquartered in San Jose, California, SSI is a wholly-owned U.S. subsidiary of Samsung Electronics Co., Ltd.- the second largest semiconductor manufacturer in the world and the industry's volume and technology leader in DRAM, NAND Flash, SSDs, mobile DRAM and graphics memory. It is one of the largest providers of system logic, imaging and LED lighting solutions, as well as providing advanced process design and manufacturing for fabless companies. Samsung Semiconductor, Inc. also has a research and innovation center with numerous labs providing product design and research in: logic, memory, image sensors, displays and mobile technologies. In addition, the company supports Samsung Display Company, the largest producer of LCD and OLED displays.