Apple
Cellular Software Development Engineer - L1C
Found: January 23, 2026
This role is based in Bengaluru, Karnataka, India.
What you'll do:
Design, implement, verify and integrate Cellular Layer 1 control firmware for an innovative mobile wireless communications system. Develop key scheduling and control algorithms, while meeting deadlines, and optimizing code for cycle, latency, and energy efficiency. Collaborate with global teams and colleagues to optimize solutions.
Responsibilities:
- Bachelors of Science or equivalent experience in Electrical Engineering or Computer Science with 2-8 years of relevant proven experience.
- In-depth hands-on experience with real-time, embedded cellular 3G/4G/5G PHY L1 Software/Firmware.
- Strong understanding of software engineering principles using C and/or C++, Real Time Operating Systems (RTOS) and concurrent programming.
- Excellent debugging and troubleshooting skills with hands-on experience in the analysis of system wide issues.
Minimum Qualifications:
- Familiar with 4G/5G procedures such as RACH, CDRX, RF Control, SAR and RF Power control.
- Solid understanding of embedded real-time control, communications, information theory, estimation, adaptive filtering, control loops.
- Experience with emulation systems, and virtual platforms.
- Experience in SW verification and HW validation utilizing scripting and/or automation frameworks.