4G/5G RAN Test Engineer IV- Staffing

Circet USA•Plano, TX

About The Position

We are seeking a 4G/5G RAN Test Engineer IV with in-depth expertise in testing, validating, and optimizing Radio Access Network (RAN) systems for 4G and 5G networks. With a strong background in both hardware and software testing, experienced in end-to-end network testing, performance evaluation, troubleshooting, and ensuring the successful deployment of RAN technologies. Adept at developing test plans, automating test procedures, and analyzing test results to ensure high-quality, reliable network performance. Proven ability to work in a fast-paced, dynamic environment with a focus on achieving optimal network quality and user experience.

Requirements

Undergraduate Degree in engineering with 12+ years of directly related experience is required. A Masters with 10 to 12 years’ experience is preferred
Bachelor’s Degree is EE/CS is required
Good understanding on 4G & 5G concepts such as DL/UL scheduling, LTE power control, Beamforming fundamentals, MIMO,ENDC.
Working experience in analyzing SA and NRDC features.
Deep knowledge of L1 and L2 layer protocol analysis.
Good understanding on UE, RAN 3GPP specification.
Good understanding of Inter vendor configurations and IOT scenario
Experience with system testing activities such as feature validation, test description documentation, parameter optimization, performance analysis, test strategy creation, problem troubleshooting
Strong knowledge in 4G& 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network
Good understanding of overall Wireless systems with emphasis on PHY, MAC, RLC, RRC and PDCP layers
Working experience in Lab testing and IOT testing is preferred
Experience in EMS systems, managing network elements, software upgrades, MOP verification
Experience with test tools including protocol analyzers, XCAL/QXDM, Wireshark, Channel Emulator, Spectrum Analyzers, Signal Generators, etc.
Ability to travel sporadically during the project

Nice To Haves

Experience with ongoing 3GPP Rel 16 & 17 activities is a beneficial
Experience with SW development is beneficial
Understanding of 3GPP systems: Core and RAN networks

Responsibilities

Responsible for development of product validation, feature validation, systems and performance analysis, customer review sessions for LTE & 5G RAN products focusing on Air interface, E2E performance, and Call Processing.
Responsible for building test plans for new 3GPP features and validating in lab.
Responsible for L1 and L2 layer protocol analysis from UE and RAN side.
Analyzing the product and feature requirements, converting them into system test cases and execution to ensure product meets customer spec.
Aid in product & feature performance analysis, evaluation of new product & SW releases
Perform detailed analysis of 4G& 5G Wireless Protocols
Responsible for analyzing and troubleshooting the issues
Educate our customers on new products and services both individually and in a team environment.
Lead junior engineers in lab on Test execution and system integration.
Ensures that customer commitments are achieved according to plan.
Works closely with various support organizations, logistics, and cross- functional teams to achieve successful new product roll-outs and developments.