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Posted 10 July, 2026

WAN Telephony engineer

NR Consulting - India
Bangalore, Karnataka, IN Full Time
Reference: 26-15760-2220-1
Title: WAN Telephony engineer
Location: Bangalore
Exp: 4-10 Years

Job Description:

=9 Responsibilities

  • Develop & customize AOSP Telephony Framework
  • Work on RIL (RILJ, RILC) and modem integration
  • Debug issues: call drops, data issues, network registration, certification issues
  • Handle LTE/5G data (WAN), roaming, network selection
  • Develop IMS features (VoLTE, VoWiFi, ViLTE, VONR)
  • Work with Qualcomm modem platforms
  • Analyze logs: logcat, radio logs, QXDM, TCP
  • Support carrier certification (PTCRB, GCF, Telecommunication & Telecommunication)
=9 Required Skills
  • Strong in Android Telephony Framework & RIL
  • Experience in AOSP customization & debugging
  • Knowledge of LTE / 5G / IMS
  • Programming: Java, C, C++
  • Experience with modem logs & debugging tools .
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