Apple
Cellular Layer-1 Control Software Development Engineer, Wireless Technologies & Ecosystems
$129K–$225K
Sunnyvale, California · Full-time · Posted Sep 1, 2026
- Experience
- 0–5+ years of relevant industry experience.
- Education
- Bachelor’s and/or Master’s degree in Computer Science, Computer Engineering, Electrical Engineering, or related field.
About the job
Designs and implements embedded PHY/Layer 1 control software and firmware for cellular communications systems in Apple products.
What you'll do
- Specify, design, and implement PHY/Layer 1 control software and firmware.
- Implement scheduling and control processing within latency, timing, and energy constraints.
- Support pre-silicon emulation and verification, evaluate tools for build, formal verification, and testing, and define methodologies and standards.
What they ask for
- Bachelor’s and/or Master’s degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field.
- Strong understanding of software engineering principles using C and/or C++, RTOS, and concurrent programming.
Nice to have
- Understanding of cellular uplink procedures, computer architecture and high-speed communications HW/SW interfaces, or experience with silicon prototyping, emulation, and virtual platforms.
- Experience with software verification, hardware validation, automation, and embedded-system debugging tools.
Pay
$129,300 and $225,300 (base salary range)
Tools
C, C++, Real Time Operating Systems (RTOS), JTAG debuggers, system simulators, spectrum analyzers, oscilloscopes
Model-written summary · the original posting is authoritative