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4G/5G Tester

Sunnyvale/San Jose, CA
Position Role/Tile: 4G/5G Tester
Location: Sunnyvale/San Jose, CA.

JD for Testing
  • Working knowledge of LTE / LTE-A, 5G, 3GPP specification, and air interface protocols (MAC, RLC, PDCP, RRC, NAS)
  • Demonstrated knowledge and experience in RF techniques and air interface protocols.
  • In-depth knowledge of 4G and 5G NR FR1/FR2 cellular radio standards, and lower level protocols (L1/L2/L3).
  • Good understanding of call flow procedures, and wireless RAN / Core network architecture.
  • Experience with mobile device testing, UE conformance testing, and RF conformance testing.
  • Excellent customer support skills and experience is strongly desirable.
  • Minimum 5 years' experience in a telecommunications role.
  • Degree in telecommunications or other relevant engineering field.
Skill matrix need to be shared along with submission with Years of experience
•            LTE UE protocol stack knowledge e.g NAS, RRC, PDCP, RLC, MAC, PHY layers
•            Knowledge of LTE, NR NSA, SA call flows
•            IMS/VoLTE knowledge
•            Any lab testing experience on 5G/LTE protocol testing.
•            Deep knowledge on 5G/LTE UE logs analysis.
•            Experience on test equipment e.g Anritsu, R&S, Keysight
•            LTE knowledge on Attach, cell reselection, LTE Handover, IRAT Handover, carrier aggregation, HARQ, BSR, ARQ, TTI Bundling, paging, throughput analysis, DRX/CDRX, Channels, frames, transmission modes, Client, SRVCC etc

Central Business Solutions, Inc,
37600 Central Ct.
Suite #214
Newark, CA 94560.
Central Business Solutions, Inc(A Certified Minority Owned Organization)
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Central Business Solutions, Inc
37600 Central Court Suite 214 Newark CA, 94560
Phone: (833)247-8800 Fax: (510)-740-3677

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