> Markdown version of [/jobs/ext/225866-wireless-systems-performance-engineer-wireless-technologies-ecosystems](https://www.wearedevelopers.com/jobs/ext/225866-wireless-systems-performance-engineer-wireless-technologies-ecosystems). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

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# Wireless Systems Performance Engineer, Wireless Technologies & Ecosystems

- **Company:** Apple Inc.
- **Location:** San Diego, CA, United States
- **Experience:** Expert
- **Salary:** $139,500.0 - $258,100.0
- **Contract:** Permanent contract
- **Skills:** 4G (Telecommunication), Universal Mobile Telecommunications Systems, LTE (Telecommunication), Artificial Intelligence, Apple Products, Protocol Stack, Computer Networks, Software Debugging, Log Analysis, Machine Learning, Signal Processing, Software Engineering, TCP/IP, Scripting, Data Layers, Information Technology, Wireless Technologies, Software Performance
- **Published:** May 29, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=ce19b7fb581f4626

## About the Role

Do you have experience in Telecommunications RF engineering?, Do you have a Master's degree?, Masters degree in Electrical Engineering or Wireless Communications preferred.

Experience in the design, validation and bringup of wireless communication systems with expertise in cellular systems preferred.

Strong technical background in 5G-NR/LTE/UMTS (3G/2G) physical layer and protocols.

Deep understanding of Wireless communications, adaptive signal processing, data layers, TCP-IP protocol and end 2 end data network performance.

Experience in applying AI/ML techniques on real-world data sets to tackle sophisticated engineering problems.

Minimum Qualifications

Bachelors degree in Electrical Engineering, Computer Science, or related field.

5+ years of experience in the job offered or related occupation.

Experience in wireless communication protocols and systems.

Deep understanding of wireless standards: (including but not limited to 3GPP 5G-NR/5GC, LTE, IP, TCP/UDP) and their application from end to end product performance.

Experience with 4G/5G network emulators and major infra vendor equipment.

Experienced with scripting and developing performance automation tools and software.

## Description

The candidate will engage with lab characterization as well as field log analysis. This is an extraordinary opportunity to interact with multiple engineering-groups, vendors and suppliers. Develop expertise in wireless communication system/software/hardware/RF requirements and define the power/performance KPI for the product. Also, will act as a liaison between technology and product engineering teams as a gatekeeper of end user facing quality. Opportunity to bring in fresh ideas to evangelize the 4G/5G technology across Apple's new product introductions, services and ecosystem initiatives, and work towards design wins in a data driven way from prototyping to commercialization.","responsibilities":"Lead and drive performance validation and benchmarking of cellular & connectivity products.

Comprehend the technical feature set, software design, and develop comprehensive performance-focused test plans to evaluate data, application, and voice performance in various Apple products.

Debug, analyze, and troubleshoot with logs across all layers of the baseband protocol stack (L1/L2/L3) to identify issues impacting overall product performance.

Understand the HW architecture in cellular product, power consumption and trade offs between various design parameters when it comes to performance & power.

Drive systems and software performance beyond the lab test phase by ensuring user experience remains solid throughout the product's lifecycle.

Drive & debug open issues.


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