Embedded 5G/4G Cellular Physical Layer DSP Firmware Engineer
Apple
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Posted 6+ months ago
Key Qualifications
- Minimum BS and 10+ years of relevant industry experience.
- Experience implementing digital signal processing algorithms using special purpose digital signal processing HW
- Understanding of 5G and 4G 3GPP protocols
- 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
- Proven 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
Description
• Design interfaces and call flows for DSP processing
• Lead others toward DSP feature delivery and support
• Implement key 3GPP digital signal processing algorithms with very tight time, latency and energy budgets by interfacing to niche cellular ASIC hardware. 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 powerful tools for build, formal verification and test
Define methodologies and standard processes
Education & Experience
Minimum BS and 10+ years of relevant industry experience.
Additional Requirements
Pay & Benefits
This job is no longer accepting applications
See open jobs at Apple.See open jobs similar to "Embedded 5G/4G Cellular Physical Layer DSP Firmware Engineer" Compa.