Apple
System Test Engineer, 5G/6G Wireless Interoperability - Wireless Technologies and Ecosystems
$175K–$308K
San Diego, California · Full-time · Posted Aug 6, 2026
- Experience
- 3+ years of hands-on experience in wireless system testing, interoperability testing, or protocol validation.
- Education
- Master's degree (MS) in Electrical Engineering, Computer Engineering, Telecommunications, or a related field.
About the job
Validates 5G and emerging 6G wireless interoperability on Apple devices through system-level testing, automation, and cross-functional issue resolution.
What you'll do
- Design and execute interoperability test plans across commercial and lab networks.
- Analyze protocols and physical-layer behavior, investigate failures, and drive defects to resolution.
- Develop automated test frameworks and AI/ML-assisted diagnostics; collaborate with carrier, chipset, and internal engineering teams.
What they ask for
- Master's degree in Electrical Engineering, Computer Engineering, Telecommunications, or a related field.
- 3+ years of hands-on experience in wireless system testing, interoperability testing, or protocol validation.
- Deep knowledge of 3GPP standards, including 5G NR physical layer (FR1 and FR2/mmWave), RRC, NAS, and related protocols.
- Proficiency in scripting and automation (Python, shell, or similar); experience with AI/ML tools for test data analysis, anomaly detection, or tool development.
Nice to have
- Experience with 6G research concepts, carrier interoperability testing, 5G core architecture, iOS or embedded debugging, RF performance testing, or CI/CD pipelines.
- Familiarity with lab test equipment such as network emulators, protocol analyzers, and signal analyzers.
Pay
$175,000 and $308,500 (base salary)
Tools
5G NR, 6G, 3GPP, Python, shell, AI/ML, RRC, NAS
AI focus
Build AI/ML-assisted diagnostic tools and use AI/ML tools for test data analysis, anomaly detection, or tool development.
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