CareerPlan

Modem System Test Engineer - 6G/5G Data and Networking

San Diego, California, United States of AmericaFull-time$93k–$140k2026-09-17 → 2026-11-10
Based in United States

Core

Validating end-to-end functionality and system-level performance for modem networking and data protocol features across mobile, automotive, IoT, and broadband platforms.

Role type

System Test Engineer (6G/5G Data and Networking)

Builds

End-to-end data features, protocols, and system performance for global deployment.

Domain

Wireless telecommunications, 6G/5G, Data Networking

Required skills

System-level test strategy development, 3GPP specification analysis, Log analysis and debugging, Root cause investigation, Feature integration support, Performance evaluation (CPU/NPU)

Preferred skills

Wireline and wireless data protocols (TCP/UDP, IPv4/IPv6, DHCP, DNS, SIP, RTP), Embedded operating systems, C/C++/Python programming, AI/ML concepts in digital communications

Technologies

6G/5G, WiFi 7/8, Ethernet, 3GPP, C, C++, Python, UNIX/Linux, Windows

Responsibilities

Develop and execute system-level test strategies and test plans for data features. Define key data performance indicators and evaluate system performance. Analyze 3GPP specifications and translate them into validation scenarios. Perform log analysis, debugging, and root cause investigation. Support feature integration, certification, and commercialization.

Seniority

Mid-level, hands-on IC