
Wireless Systems Engineer
Required skills
- wireless technologies
- wireless performance
- cellular
- WiFi
- GNSS
- Test automation
- Python
- AI tools
Nice to have
- RF systems
- wireless systems
- physical layer wireless algorithms
- baseband logs
- antenna performance
- modem performance
Role summary
Apple is seeking a Wireless Systems Engineer to join its System RF organization. This role involves hands-on research and development focused on wireless performance, analyzing factors impacting user experience such as antenna, modem, SAR, RF algorithms, and interference. The engineer will collaborate with cross-functional teams to drive improvements in antenna, wireless algorithms, and system-level design. A Master's degree in Electrical or Telecommunications Engineering, strong understanding of cellular, WiFi, or GNSS technologies, and test automation experience with Python are required. Preferred qualifications include 3+ years of RF/wireless systems experience, background in physical layer wireless algorithms, and baseband log analysis.
Description
The job role will entail wireless performance research focused primarily on understanding how various factors like antenna performance, modem performance, SAR, RF algorithms, user interaction with device, channel conditions, co-ex and interference will impact wireless performance and in turn the end user experience. You will use these findings to work with cross-functional teams to help drive antenna, wireless algorithms and system level design and architecture changes.
Minimum Qualifications
Masters degree in Electrical or Telecommunications Engineering or equivalent. Strong understanding of cellular, WiFi or GNSS technologies. Test automation experience. Python preferred and fluency with AI tools.
Preferred Qualifications
3+ years industry experience in RF and/or wireless systems. Experience working on physical layer wireless algorithms. Strong background in wireless communications. Capturing and analyzing baseband logs to root cause performance issues.
Sample Apple interview questions
- 1
Design a typeahead box for a search engine
system designmedium - 2
Design a rate limiter
system designmedium - 3
Architect a key-value store for distributed systems.
system designmedium - 4
Design a system to schedule jobs in a distributed environment
system designmedium - 5
What is an API and how does it work?
technicalmedium
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