职位描述：
Summary：
Are you passionate about changing the world? As a member of our multifaceted group, you will have the outstanding and rewarding opportunity to craft upcoming products that will delight and encourage millions of Apple’s customers every single day. We have a critical impact on getting high quality functional products to millions of customers quickly, and we are hiring all levels from junior to senior roles.
Imagine what you could do here. At Apple, new insights have a way of becoming phenomenal products, services, and customer experiences that delight millions of customers every day.
Apple System RF team is looking for a Radio Frequency (RF) System Integration Engineer who will be responsible for developing and optimizing RF automation testing systems used on Apple’s products including iPhones, Macs, iPads, Apple Watch and more with different wireless technologies. You will become part of a hands-on development team that furthers engineering finesse, creativity, and innovation.
Description：
Candidate will contribute to a multifaceted software suite based on C/C++.
Candidate will develop algorithms and solutions to validate and characterize RF/Wireless system performance.
Candidate will develop new features to improve the RF automation testing system.
Candidate will build script for the RF test data analyzing and processing.
Candidate will analyze results in conjunction with multi-functional teams to identify and root cause issues.
职位要求：
Minimum Qualifications：
Bachelor degree or equivalent experience in Engineering or Computing is required
Strong fundamentals and proven experience in programming with one or more of the following: C, C++, or Objective-C.
Good solid understanding of RF fundamentals.
Good understanding and experience with testing of RF metrics for different technologies.
Good knowledge of the current wireless RF standards (e.g. Cellular, WiFi, Bluetooth, NFC, etc.)
Strong verbal and written communication skills in English.
Preferred Qualifications：
Maser/Ph.D. degree or equivalent experience in Engineering or Computing is preferred
Excellent understanding of Cellular Protocols for LTE/5G especially at the PHY layer is preferred.
Proven understanding of Python, Perl or Ruby is a plus.
Knowledge or exposure of calibration algorithms (e.g. Tx power, XO, RSSI, Envelope tracking, IQ mismatch, etc.)
Knowledge of RF lab equipment including: spectrum analyzers, vector signal generators, power sensors, switch controllers, combiners, etc. is a plus.
Good understanding and experience with testing of RF metrics for different technologies.
招聘部门：
Apple Hardware
工作地点：
Shanghai, Shanghai, China
注意：为了确保您掌握真实的招聘信息，上述信息均为原始内容。我们的“面试建议”和“模拟面试”均基于原始招聘信息设计和提供。
面试建议：
Apple的RF系统集成工程师职位是一个极具挑战性的角色，要求应聘者不仅具备扎实的编程能力，还需要对RF系统和无线通信技术有深入的理解。这个职位的核心在于开发和优化RF自动化测试系统，确保Apple产品的无线性能达到最高标准。面试官会特别关注你在C/C++编程方面的经验，以及你对RF测试和无线技术的实际应用能力。 为了在面试中脱颖而出，建议你重点准备以下几个方面的内容：首先，确保你对C/C++编程有深入的理解，并能举例说明你在项目中如何使用这些语言解决实际问题。其次，复习RF基础知识，尤其是与无线通信相关的核心概念。此外，准备好讨论你过去在RF测试或无线技术方面的项目经验，特别是如何与跨职能团队合作解决问题的案例。最后，如果你有使用Python或其他脚本语言的经验，也要准备好相关的示例，展示你在数据分析和自动化测试方面的能力。
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