Systems Design Engineer
Core
Evaluate and test Apple cellular products (iPhone, iPad, Apple Watch) in the field to identify and root-cause performance issues across network technologies.
Role type
Senior IC systems design engineer (cellular/wireless)
Builds
Cellular performance validation for Apple hardware
Domain
Consumer electronics + wireless communications
Deliverable
production ML models
Required skills
Wireless communication protocols (GSM, CDMA, WCDMA, LTE, 5G), Digital Signal Processing, Python, MATLAB, Machine Learning (supervised learning, regression, anomaly detection), RF log analysis, Statistical channel modeling, Protocol layer debugging (PHY, MAC, RLC, PDCP)
Preferred skills
N/A
Technologies
Python, MATLAB, GSM, CDMA, WCDMA, LTE, 5G
Responsibilities
Evaluate unrelease Apple products in the field across different network technologies; Perform end-to-end testing of cellular technologies including test plan preparation and field testing; Analyze device logs to root-cause issues from protocol layers (PHY/MAC/RLC/PDCP) or application layers; Create tickets and provide analysis to cross-functional teams to resolve bugs; Participate in design reviews and technical meetings; Drive issues to closure through partnership with development teams.
Seniority
Senior, hands-on IC
