Wireless Test Engineer

2 weeks ago

San Diego, United States Zenex Partners Full time

Job Title: Wireless Test Engineer ( Lab Environment )

Rate: $65 per hour

Location: San Diego headquarters (Onsite, 5 days per week)

Experience Level: Less than 7 years

Company: VerticalEngineering

Description:

As a Wireless Test Engineer at VerticalEngineering, you will play a crucial role in supporting 5G/4G lab Testing IOT activities for various infrastructure vendors. You will be responsible for participating in new 5G/4G feature validation in a lab environment, conducting 5G/4G wireless testing for function or performance, and assisting in modem power measurement and benchmarking. Additionally, you will contribute to test planning, script development, and automation, as well as reproduce customer and field issues in the lab. Some travel may be required to support lab, field, or IOT testing activities.

Responsibilities:

  • Support 5G/4G lab IOT activities for different infra vendors.
  • Participate in new 5G/4G feature validation in a lab environment with network emulators and infra-vendor drops.
  • Plan and develop test scripts for 5G/4G feature testing and automation.
  • Conduct 5G/4G NR FR2/FR1 RF testing.
  • Reproduce customer and field issues in the lab environment.
  • Measure modem power consumption and benchmark performance.
  • Travel occasionally to support lab, field, or IOT testing.
  • Assist with lab, field, and certification activities including log analysis, test execution, regression testing, bug tracking, and automation.
  • Apply wireless protocol knowledge to debug and test Samsung 5G/4G/3G/2G modem product lines.

Requirements:

  • Master's or Bachelor's degree with 2-7 years of industry experience in wireless communication.
  • Hands-on experience with 5G/4G lab IOT testing on NW infras like Ericsson, Nokia & Samsung.
  • Deep understanding of various modem protocol layer stack – L1, MAC, RRC, PDCP for LTE/5G.
  • In-depth knowledge of LTE/5G NR NSA/SA features.
  • Experience in mobile device testing with KeySight/Anritsu/R&S test equipment for protocol, data performance & RF.
  • Experience in measuring/analyzing Days-of-Use (DoU) power consumption data (modem perspective) and identifying optimization areas.
  • Hands-on experience with UE and NW log analysis, log post-processing with mobile device logging tools.
  • Hands-on experience with test equipment and UE automation, with a preference for Python knowledge.
  • Understanding of the 3GPP RAN#4/5 test specifications, especially for 5G FR1 & FR2 (NSA and SA), LTE, LTE-A, as well as US carrier and network vendor test requirements.
  • Hands-on experience with defect tracking tools e.g., JIRA.

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