Mobile 4G/5G Field Test Engineer

Judit Inc.; Plano (TX); On-site; USD 55,000 - 83,000; Full time

Job summary

Judit Inc. is hiring on behalf of a global technology leader in consumer electronics, semiconductors, and mobile communications for a temporary, contract position in Plano, TX.

You’ll test mobile devices on live 4G LTE and 5G networks, developing and running test plans, analyzing protocol behavior and device logs, and recommending ways to improve device performance. The role focuses on field work, LTE/5G testing, and RF engineering collaboration.

Qualifications

• 0–3 years of experience.
• Strong knowledge of 4G/5G air-interface and call-processing technologies and network architecture, focused on the Radio Access Network (RAN).
• Solid understanding of end-to-end LTE and 5G network architecture.
• Good knowledge of 5G NSA and SA.
• Verbal and written communication, problem-solving, customer-service, and interpersonal skills.
• Ability to work independently and manage your time.

Responsibilities

• Develop and execute test strategies and plans that validate device (UE) functionality on 4G/5G air-interface and call-processing technology.
• Perform LTE and 5G field protocol testing with mobile handsets on live networks, including detailed analysis of 4G and 5G protocols.
• Analyze customer requirements, convert them into system requirements, and capture detailed design for the development team.
• Support product and feature performance analysis and evaluate new product and software releases.
• Analyze and troubleshoot issues reported from customer labs, field sites, and the production network.
• Evaluate and trend key KPIs, run trials, and provide optimization guidelines to improve device performance.
• Set up test plans that meet deadlines based on requests from the project lead.
• Identify risk items based on issues found during testing.

Skills

4G/5G air-interface

RAN knowledge

LTE/5G end-to-end architecture

Verbal & written communication

Independent work/time management

Field testing

Education

Associate degree or higher in a technical field

Tools

QXDM

QCAT

Wireshark

Modem diagnostic monitors

Job description

Judit Inc. is hiring on behalf of a global technology leader in consumer electronics, semiconductors, and mobile communications for a temporary, contract position in Plano, TX.

You’ll test mobile devices on live 4G LTE and 5G networks, developing and running test plans, analyzing protocol behavior and device logs, and recommending ways to improve device performance. The role focuses on field work, LTE/5G testing, and RF engineering collaboration.