Cellular 5G /4G Physical Layer Firmware Engineer
Cellular 5G /4G Physical Layer Firmware Engineer
Posted on :
02-08-2025
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1 Vacancy
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Job Description
- Implement key 3GPP protocols and control/data path processing algorithms with very tight time latency and energy budgets by interfacing to specialized cellular ASIC hardware. - Examples of processing include 3GPP channels and procedures such as PDCCH PDSCHPBCHPUCCH PUSCH PRACH UL/DL HARQ Tracking loops.- Examples of 3GPP algorithmic areas include: - Channel Estimation - Channel State Feedback - Interference Cancellation - Cell Search and Measurement - Beam Measurement- Work with systems engineers to refine signal processing algorithms for efficient firmware/hardware execution - Work with silicon designers to define HW interfaces processors bus DMA accelerator and memory subsystems. - Specify design and implement the firmware architecture of an innovative mobile wireless communications system. - Assist in the development of pre-silicon emulation systems/virtual platforms and use them for pre-silicon FW design and HW verification. - Evaluate and implement pioneering tools for build formal verification and test.- Define methodologies and best practices.
- Experience with hardware control for physical layer4G/5G data path processing
- Understanding of 5G and 4G 3GPP protocols
- Experience implementing digital signal processing algorithms using special purpose digital signal processing HW.
- Strong understanding of linear algebra and digital signal processing principles.
- Deep understanding of software engineering principles and core computer science fundamentals.
- Fundamental facility with C and C compilers build and source code control tools.
- Significant experience with memory constrained Real Time Operating Systems (RTOS) and concurrent programming.
- Solid understanding of computer architecture with particular emphasis on the HW/SW interfaces of high speed communication subsystems.
- Experience with silicon prototyping emulation systems and virtual platforms.
- Proficiency debugging embedded software systems. Familiarity with UARTs JTAG and oscilloscopes.
- Some mainstream OS application level development and Python or Perl scripting experience.
- - Bachelors degree in electrical engineering electronics and telecommunications computer engineering or computer science is required.
Employment Type
Full Time
Key Skills
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