Senior Cellular Device Tester

3 days ago

Tiruppur, Tamil Nadu, India beBeeCertification Full time ₹ 1,50,00,000 - ₹ 2,00,00,000
Cellular Certification Testing Engineer

Job Overview:

We are seeking an experienced Cellular Certification Testing Engineer to join our team. This role is responsible for the testing and certification of cellular devices, ensuring compliance with industry standards.

Key Responsibilities:

  • Test and certify cellular devices to ensure compliance with 4G/5G protocol, RF, and application-level functionalities.
  • Lead and execute certification testing processes including PTCRB, GCF, FCC, and carrier certifications (AT&T, Verizon, TMO, etc.).
  • Design and implement automation test scripts and frameworks for cellular device testing (using Python or other scripting languages).
  • Conduct regression, stability, IOT (Interoperability Testing), and field testing using test tools and automation setups.
  • Debug and analyze logs using QXDM, QCAT, QTRACE, Wireshark, and similar tools.
  • Collaborate with cross-functional teams including development, QA, certification labs, and carrier teams to address and resolve test issues.
  • Maintain detailed documentation for test plans, test cases, defect logs, and certification reports.
  • Stay up to date with the latest 3GPP standards, carrier requirements, and certification processes.

Required Skills & Qualifications:

  • 4 to 8 years of hands-on experience in 4G/5G mobile device testing and certification.
  • Experience with PTCRB, GCF, FCC, and at least one US carrier certification process.
  • Strong understanding of LTE, LTE-A, 5G NR (NSA/SA), VoLTE, VoNR technologies.
  • Proficiency in using test tools such as Anritsu, Keysight, R&S, Spirent, etc.
  • Experience with automation testing frameworks and scripting languages (preferably Python, but Shell, Perl, or JavaScript also valued).
  • Hands-on experience with log analysis tools (QXDM, QCAT, etc.) and debugging protocol/RF issues.
  • Good understanding of 3GPP protocol stack, network signaling, and call flows.

Preferred Qualifications:

  • Experience working with major chipset vendors (Qualcomm, MediaTek, etc.).
  • Prior work on test automation frameworks for embedded/mobile device testing.

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