SYSTEM VERIFICATION ENGINEER • BANGALORE, INDIA • OFFICE BASED Airspan is a US-based provider of ground-breaking, disruptive software and hardware for 5G networks and a pioneer in end-to-end Open RAN solutions interoperable with other vendors. As a result of our innovative technology and significant R&D investments to build and expand our 5G solutions portfolio, Airspan is well positioned with Open RAN, private networks, fixed wireless access (FWA) and CBRS solutions, providing solutions to Tier 1 mobile network operators to deploy their networks of the future, today. With over 1 million cells shipped to 1,000 customers in more than 100 countries, Airspan has global scale. For more information visit https://airspan.com/ Main Purpose of Job: End to end 4G/5G RAN system validation. Key Responsibilities: Identifying test strategy and test plan development for 4G eNodeB product for end-to-end validation. Responsible for System-validation, feature validation and performance analysis, customer review sessions for LTE products focusing on Air interface, E2E performance, and Call Processing with excellent understanding of HW-SW architecture. Provide 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. Track and prepare status report of testing activities like test testing results, test case coverage, 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. Aid in product & feature performance analysis, evaluation of new product & SW releases. Education UG: B.Tech/B.E. in Any Specialization PG: Any Postgraduate Skills & Experience Experience in LTE 4G, 5G eNodeB/gNB testing. Strong knowledge in 4G air interface, call processing technologies and network architecture specifically focused on Radio Access Network Experience with test tools including protocol analysers, E500, XCAL/QXDM, Wireshark, Keysight Channel Emulator, Spectrum Analysers, Signal Generators, etc. Must have: Hands-on experience in LTE Access stratum protocols (MAC, RRC, RLC, and PDCP) . Working experience in LTE Mobility, SON, OAM, performance, soak and KPIs validation. Excellent Understanding of 3GPP standards and understanding of 3GPP systems: Core and RAN networks. Expertise in creating test plans for system level, subsystem level and feature level testing. Experience in LTE UE simulators (Amarisoft, 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. Awareness to Agile process and 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. Experience Band 6-8 year Person Specification 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.
