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Facebook Layer 1 Firmware Engineer in Austin, Texas

Intro:

Facebook's mission is to give people the power to build community and bring the world closer together. Through our family of apps and services, we're building a different kind of company that connects billions of people around the world, gives them ways to share what matters most to them, and helps bring people closer together. Whether we're creating new products or helping a small business expand its reach, people at Facebook are builders at heart. Our global teams are constantly iterating, solving problems, and working together to empower people around the world to build community and connect in meaningful ways. Together, we can help people build stronger communities - we're just getting started.

Summary:

The Embedded Firmware Engineer will be required to support product development via embedded firmware architecture design, development, integration, HW/SW bring up, troubleshooting and tuning the performance in the lab and field. You will be involved in all phases of the project and work with several engineers, contractors, vendors and cross functional partners to lead platform design and resource dimensioning, protocols and algorithms prototyping, and final development of production quality firmware for advanced communication systems. As an engineer, you will be required to train and mentor others in the firmware and hardware operation, troubleshooting, and performance optimizations.

Required Skills:

  1. Implement 3GPP channels and procedures such as PDCCH, PDSCH, PBCH, PUCCH, PUSCH, PRACH, UL/DL HARQ, and tracking loops

  2. Work with silicon designers to define HW-SW partitioning, processors, bus, DMA, accelerator, and memory subsystems

  3. Specify, design, and implement the firmware architecture of a state-of-the-art wireless communications system

  4. Assist in the development of pre-silicon FW design and HW verification

Minimum Qualifications:

  1. 4+ years of work experience in 4G wireless technology, protocols and networking

  2. Experience with hardware control for physical layer 4G data path processing

  3. Experience in implementation of control/data path processing algorithms with timelines, latency and energy budgets by interfacing with specialized ASIC hardware

  4. Expertise with programming on memory constrained Embedded Systems. Familiarity with UARTs, JTAG, and oscilloscopes

  5. Practical experience with developing firmware for different microprocessors and development tool chains, including embedded systems, OS and device drivers such as Bluetooth, RS-232 UART, SPI, I2C and OS coding

  6. Hands-on problem solver and experience proposing processes, methodologies, and procedures to continuously improve quality

Preferred Qualifications:

  1. Master's degree in Electrical Engineering or Computer Engineering

  2. Exposure to 5G wireless technology is preferred

  3. Experience with FlexRAN SW stack is beneficial

  4. Proven track record in mass production of SOCs with L1SW implementation on Vector DSP platforms with tightly coupled HW accelerators and inline intrinsics

  5. Deep understanding of software engineering principles, and core computer science fundamentals. Fundamental experience with C and C++, compilers, build and source code control tools

Industry: Internet

Equal Opportunity: Facebook is proud to be an Equal Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Facebook is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance or accommodations due to a disability, please let us know at accommodations-ext@fb.com.

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