Senior Cellular RF Firmware Engineer

Apple Inc.; Sunnyvale (CA); On-site; USD 175,000 - 309,000; Full time

Benefits offered by this job

Medical and dental coverage

Employee stock purchase plan

Relocation assistance

Job summary

Apple Inc. in Sunnyvale, CA, is seeking an experienced embedded firmware engineer for RF transceivers.

You will develop and verify real-time control firmware for cellular RF systems, collaborating with hardware, system verification, and IC teams to deliver high-performance wireless solutions. The role emphasizes design, implementation, and verification of embedded software, with close integration to RF silicon and system engineers, and opportunities to contribute to tooling and libraries used in

Qualifications

• BS and at least 10 years of relevant industry experience.
• Strong low-level programming in C/C++, embedded systems proficiency.
• Experience with real-time processing and 32-bit microcontrollers.
• Proficiency in debugging embedded systems using JTAG/ETM tools.
• Excellent Python and shell scripting skills.

Responsibilities

• Specify, design, and implement the RF firmware architecture for a mobile system.
• Develop RF processing algorithms for transceivers and front-end components.
• Implement drivers and control software for RF devices with precise timing.
• Collaborate with RF silicon designers and system engineers on architecture.
• Optimize power for RF circuitry and work with multi-functional teams.
• Develop and maintain Python tooling and libraries for verification.

Skills

C++

C

Assembler

Embedded systems

RT real-time

HW/SW co-verification

32-bit MCU ISR

Python

Shell scripting

Debugging

JTAG/ETM

Education

BS in EE or CS

Tools

Make

CMake

Linux

MacOS

Job description

Apple Inc. in Sunnyvale, CA, is seeking an experienced embedded firmware engineer for RF transceivers.

You will develop and verify real-time control firmware for cellular RF systems, collaborating with hardware, system verification, and IC teams to deliver high-performance wireless solutions. The role emphasizes design, implementation, and verification of embedded software, with close integration to RF silicon and system engineers, and opportunities to contribute to tooling and libraries used in