Modem System Test Engineer - Wireless Technologies and Ecosystems at Apple

Department: Software and Services

Compensation · Listed in posting

$129,300 – $225,300

Location: Sunnyvale, California
Type: Other
Level: not_specified
Posted: Sep 22, 2026

Description

Apple is seeking a cellular systems test engineer to design and execute 5G NR system-level tests, analyze protocol and physical-layer diagnostics, develop Python-based test automation, and collaborate with baseband, firmware, RF, and platform teams. The role also involves contributing to test infrastructure and evaluation platforms, with a master’s degree in a relevant engineering or computer science field and hands-on cellular protocol or physical-layer experience required.

Required Skills

5G NR
Python
Test automation
Root-cause analysis
Machine learning
OFDM
Channel coding

Additional Information

Minimum Education: Master’s degree in Electrical Engineering, Computer Engineering, Telecommunications, Computer Science, or a related field
Required Previous Experiences: Hands-on experience implementing, debugging, or validating cellular protocol stacks or physical-layer modules using commercial test equipment or open-source wireless testbeds
Preferred Qualifications: Experience applying machine learning frameworks such as PyTorch or TensorFlow to wireless communications problems
Familiarity with 3GPP standardization workflows or beyond-5G/6G physical and MAC layer research
Exposure to wireless test equipment or RF interface protocols
Translation Company Name: Apple

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