We are seeking an experienced Field Test Engineer IV to support wireless network testing and validation efforts across Wi-Fi, 5G NR, and LTE technologies. This role focuses on hands-on field testing, drive testing, network performance analysis, and RF troubleshooting to improve coverage, latency, throughput, and overall user experience. The ideal candidate has a strong background in wireless technologies, test automation, and network optimization.
Roles and Responsibilities
- Conduct field and drive testing for Wi-Fi, 5G NR, and LTE networks to validate performance and reliability.
- Design, execute, and maintain test plans and test cases for real-world network validation.
- Automate testing workflows across iOS and Android devices, including tethered and rooted device configurations.
- Collect, analyze, and interpret drive test data, subscriber experience metrics, and network KPIs.
- Monitor network performance using internal dashboards and OEM diagnostic tools.
- Identify, troubleshoot, and resolve RF and network performance issues affecting coverage, latency, and throughput.
- Perform root cause analysis and recommend corrective actions to improve network quality.
- Collaborate with cross-functional engineering and operations teams to resolve network issues.
- Utilize tools such as Accuver XCAL/XCAP, TEMS, and Meritek for data collection and post-processing.
- Prepare technical reports, document findings, and provide actionable recommendations for network optimization.
Required Qualifications
- Bachelor's degree in Engineering or a related technical discipline (or equivalent practical experience).
- 4+ years of experience in RF engineering, wireless testing, or field testing.
- Strong knowledge of 5G NR, LTE, and Wi-Fi technologies.
- Hands-on experience with drive testing and field data collection.
- Experience with Android Debug Bridge (ADB) and device-level troubleshooting.
- Proficiency in automating testing across iOS and Android devices, including rooted and tethered configurations.
- Familiarity with networking protocols including DNS, DHCP, TCP/UDP, QUIC, QCI, and 5QI.
- Experience using wireless testing and post-processing tools such as Accuver XCAL/XCAP, TEMS, and Meritek.
- Strong understanding of network performance metrics, RF analysis, and user experience optimization.
- Excellent analytical, troubleshooting, communication, and problem-solving skills.
Preferred Skills
- Experience with wireless network optimization and performance tuning.
- Ability to analyze large datasets and translate findings into actionable improvements.
- Experience working in fast-paced wireless operations or telecommunications environments.