5G/4G Cellular Layer1 Control Firmware EngineerSanta Clara Valley (Cupertino),California,United StatesHardware+ 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**• 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**Bachelor's degree in Electrical Engineering or Computer Science is required.**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.**Apple Footer**Apple is an equal opportunity employer that is committed to inclusion and diversity. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant (Opens in a new window) .Apple will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation or that of other applicants. United States Department of Labor. Learn more (Opens in a new window) .Apple will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law. If you're applying for a position in San Francisco, review the San Francisco Fair Chance Ordinance guidelines (opens in a new window) applicable in your area.Apple participates in the E-Verify program in certain locations as required by law. Learn more about the E-Verify program (Opens in a new window) .Apple is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. Apple is a drug-free workplace. Reasonable Accommodation and Drug Free Workplace policy Learn more (Opens in a new window) .