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

Do you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what’s considered feasible? As part of an elite RF transceiver team, you’ll craft sophisticated innovative embedded firmware that delivers more performance in our products than ever before. Join us and help us innovate new wireless systems technologies that continually outperform the previous iterations!

Description

In this role, you will develop the embedded systems for cellular RF transceivers and radio systems. You will work on the design, implementation as well as verification of our real-time control firmware with all aspects of embedded software development. This position requires a close collaboration with our system engineers, hardware developers, and system verification/integration engineers.

Responsibilities

• Specify, design, and implement the RF firmware architecture of an innovative mobile wireless communications system.
• Design, develop and optimize the RF processing algorithms pertaining to transceiver, RF front end in a cellular system.
• Implement RF device drivers and control software for RF transceivers and front-end components with precise timing requirements.
• Work with RF silicon designers to define RF transceiver architecture and support software computing requirements.
• Work with systems and IC designers to optimize power optimization for all RF circuitry in the cellular system.
• Work with multi-functional teams to handle dependencies while driving the key Radio features.
• Develop and maintain shell scripts and Python infrastructure and contribute to existing libraries for cellular verification.

Minimum Qualifications

• BS and a minimum of 10 years relevant industry experience.
• Excellent skills in low-level programming expertise using C++, C and assembler, embedded systems proficiency, 32-bit micro-controllers ISR, real-time processing, and limited and shared resources.
• Strong skills in computer architecture and HW/SW co-verification.
• Proficiency in debugging embedded software systems and familiarity with JTAG and ETM Trace tools.
• Proficient in Python and shell scripting.
• Excellent problem-solving and analytical thinking skills.

Preferred Qualifications

• Debugging using RTL simulation and SystemC environments as well as target HW.
• Proficiency in debugging embedded software systems and familiarity with JTAG and ETM Trace tools.
• Working experience with compilers and build(Make/CMake) files.
• Experience in improving and maintaining the development and debug environments, tools, and methodologies on Linux/MacOS.

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $175,000 and $308,500, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits.

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote 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.

At Apple, we believe accessibility is a fundamental human right. You’ll find that idea reflected in everything here — in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong.

Learn about accessibility in Apple’s workplace.

Learn about reasonable accommodations for job applicants.

Apple accepts applications to this posting on an ongoing basis.