Job Description

5G/4G Cellular Layer1 Control Firmware Engineer

Santa Clara Valley (Cupertino), California, United States

Hardware

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Summary

Posted: Mar 31, 2021

Role Number:200206200

Do you have a passion for invention and self-challenge? Do you thrive with pushing the limits of whats considered feasible? As part of an elite modem team, youll craft sophisticated leading-edge embedded firmware that deliver more performance in our products than ever before. Youll work across subject areas to transform improved hardware elements into a single, coordinated design. Join us, and youll help us innovate new cellular systems technologies that continually outperform the previous iterations. By collaborating with other product development groups across Apple, youll push the industry boundaries of what wireless systems can do and improve the product experience for our customers across the world. Do you want to have an impact on every single Apple product? As a Cellular Physical Layer Firmware Engineer on this team, you will be at the center of the embedded 5G/4G/multimode cellular firmware effort within a silicon design group responsible for designing and productizing state-of-the-art cellular SoCs. This position requires someone comfortable will all aspects of embedded software development, that thrives in a multifaceted multi-functional organization, is not afraid to debate ideas openly, and is flexible enough to pivot on constantly evolving requirements. We promote innovation and new technology. The people who work here have reinvented and defined entire industries with the Mac, iPhone, iPad, Apple TV, Apple Watch, AirPods, HomePod and a multitude of groundbreaking Accessories. We have done the same with services, including iTunes, the App Store, Apple Music, and Apple Pay. The same passion for innovation that goes into our products also applies to our practices strengthening our commitment to leave the world better than we found it. Join us to help deliver the next amazing Apple product!



Key Qualifications

Key Qualifications

* Hands-on experience with PHY L1 Software/Firmware in 3G/4G and/or 5G.
* Good understanding of software engineering principles, and core computer science fundamentals.
* Proficiency with C and/or C++, compilers, build and source code control tools.
* Experience with memory constrained Real Time Operating Systems (RTOS) and concurrent programming.
* Working knowledge 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.
* Knowledge and experience of Matlab is a plus.



Description

Description

Specify, design, and implement PHY L1 firmware of a state-of-the-art mobile wireless communications system. Implement key scheduling, control processing in tight timeline, latency and energy constraints. Work with Software designers to define interfaces to protocol stack, MAC/RRC and required processor subsystems. Assist in the development of pre-silicon emulation systems/virtual platforms and use them for pre-silicon L1 FW design and verification. Evaluate and implement leading edge tools for build, formal verification and test. Define methodologies and standard methodologies.



Education & Experience

Education & Experience

Bachelors degree in Electrical Engineering or Computer Science is required.



Additional Requirements

Additional Requirements

* Apple is an equal opportunity employer that is committed to inclusion and diversity. We also take affirmative action to offer employment and advancement opportunities to all applicants, including minorities, women, protected veterans, and individuals with disabilities. Apple will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation or that of other applicants.

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