Senior Engineer, R&D
CommScope Inc.
Bangalore, Karn, In
4d ago

We are looking for an individual who is having 10 to 12+ years experience in telecom software testing, preferably in 4G / 5G enodeB / gNB protocols.

Candidate should be capable of leading 4G and 5G RAN features / system validation, debugging issues, analyzing the logs. Should have E2E knowledge and capable of guiding other team members.

Duties & Responsibilities :

  • Should be capable of carring out technical reviews and guide the team on technical aspects.
  • Should interact with cross functional teams on technical issues and track it for logical closure.
  • 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.
  • Should be capable of preparing the test plans as per requiremetns, customer requirements and 3GPP specs.
  • Should possess Problem solving skills and identify the issues with minimal effort.
  • Should be capable of tracking Test execution and report of testing activities like test results, test case coverage
  • Skills Required :

  • Strong knowledge of 4G / 5G RAN based on 3GPP standards.
  • Experience in LTE 4G, 5G enodeB / gNB testing.
  • Must have : Hands-on experience in LTE / 5G Access stratum protocols (MAC, RRC, RLC, and PDCP)
  • Experience with LTE / 5G core system interfaces and protocols is desired
  • Working experience in LTE / 5G Mobility, SON, OAM, performance, soak and KPIs validation.
  • Experience in testing of advanced LTE / 5G features like 256 QAM, Carrier Aggregation, MIMO, Beam Forming, LAA.
  • Experience in testing Virtualization, Orchestration and management is essential.
  • 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 / 5G UE simulators (Aeroflex, Prisma 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.
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