5G/LTE RAN Testing

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5G/LTE RAN Testing

Posted on 09 Dec 2022


  • Bangalore

Duties & Responsibilities:

  • Identifying test strategy and test plan development for 4G and 5G eNodeB/gNB product for end to end validation.
  • Provide leadership in definition of testing strategies for release features validation.
  • Preparation test plans as per requirements, customer requirements and 3GPP specs.
  • Preparing lab test setups and equipment need planning for end to end feature validation.
  • Execution of test plan in the lab environment and mimic field scenarios in the lab.
  • Leading technical staff of 8 to10 members team.
  • Track and prepare status report of testing activities like test testing results, test case coverage, required resources, defects discovered and their status, performance baselines etc.
  • Ensure that any risks associated with the agreed test strategy and the system test plan are clearly documented and described to the Project teams/Business users and the Testing teams.

Skills Required:

  • Experience in LTE 4G, 5G eNodeB/gNB testing.
  • Strong knowledge in 5G and 4G air interface, call processing technologies and network architecture specifically focused on Radio Access Network
  • Must have: Hands-on experience in LTE Access stratum protocols (MAC, RRC, RLC, and PDCP)
  • Experience with LTE core system interfaces and protocols such as S1-MME, S1-U, S6a, S11, S5/S8, Rx, NAS, S1-AP, RRC, GTPv2c, GTP-U, SGs-AP is desired
  • Working experience in LTE Mobility, SON, OAM, performance, soak and KPIs validation.
  • Understanding of 3GPP systems: Core and RAN networks
  • Excellent Understanding of 3GPP standards
  • Expertise in creating test plans for system level, subsystem level and feature level testing
  • Experience in LTE UE simulators (Aeroflex,etc) , core network simulators usage.
  • Understanding of Software development and testing Life cycle
  • Good Knowledge in TCP/UDP, IP protocols and understanding of basic OSI model
  • Good understanding of Wireless Operators end-end Network
  • Good knowledge on QA & Test methodology and solution manager.
  • Strong team player and out of the box thinker
  • Trains team members on technology and project related aspects.
  • Good appreciation of software testing engineering principles.
  • Awareness to Agile process.
  • Well versed with debugging tools – QXDM, QCAT, Wireshark, etc.
  • Good log analysis skills to point out problem scenarios.
  • Testing in Unix/Linux environment
  • Automation experience preferred.