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.
