
RF System Integration Engineer — Cellular Technology
Required skills
- RF System Integration
- Cellular Technology
- RF automation testing
- RF lab equipment
- test setups
- C/C++
- system-level software development
- RF test automation systems
- Python
- MATLAB
Nice to have
- LTE
- 5G NR
- agentic workflows
- data processing
- complex technical problems
- technical direction
Role summary
Apple's System RF team seeks an experienced RF System Integration Engineer to lead the development and optimization of RF automation testing systems for cellular products. This role involves technical leadership, driving system architecture, and hands-on problem-solving in RF. The ideal candidate will have deep RF fundamentals, extensive experience with RF lab equipment and C/C++ system-level development, and a proven track record in designing RF test automation systems. Proficiency in data processing tools like Python or MATLAB is also required. The role emphasizes operating with autonomy on complex, ambiguous technical challenges.
Description
You will take a technical leadership role within a hands-on development team, driving engineering rigor, creativity, and innovation across multiple product lines. We're looking for a seasoned engineer who can operate independently in ambiguous problem spaces, define solutions that don't yet exist, and raise the bar for the team around them.
Minimum Qualifications
Demonstrated depth in RF fundamentals and communications theory sufficient to independently diagnose novel RF impairments without guidance. 5+ years hands-on experience with RF lab equipment, including having specified or architected test setups, not just operated them. 6+ years professional experience in C/C++ system-level software development, including having designed and shipped non-trivial systems (not just feature work). Proven experience designing or leading development of RF test automation systems or frameworks, end-to-end. Working proficiency with data processing/statistical analysis tools (e.g., Python, MATLAB, or equivalent) applied to RF/test data at scale. Experience operating with significant autonomy on ambiguous, cross-functional technical problems, with a track record other engineers can point to.
Preferred Qualifications
Deep experience with current/emerging Cellular standards (LTE, 5G NR, etc.). Track record designing and shipping RF test solutions/systems from scratch. Experience mentoring or leading small technical efforts. Experience using agentic workflows for software development and data processing. Strong verbal and written communication skills. 6+ years of relevant industry experience in RF engineering, test systems, or wireless communications. Track record of owning complex technical problems end-to-end, from architecture through delivery. Experience mentoring engineers and influencing technical direction across teams.
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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