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Senior Cellular Protocol Specialist

2 weeks ago


Kolkata, West Bengal, India beBeeCertification Full time ₹ 70,00,000 - ₹ 1,30,00,000
Cellular Certification Engineer Wanted">

Seeking a skilled Cellular Certification Engineer with experience in both manual and automation testing for cellular protocols, along with hands-on expertise in certification processes such as PTCRB, GCF, FCC, and carrier certifications.

The ideal candidate will be responsible for leading device testing, automation framework development, and managing end-to-end certification cycles.

  • Perform manual and automated testing of 4G/5G protocol, RF, and application-level functionalities.
  • Lead and execute certification testing processes including PTCRB, GCF, FCC, and carrier certifications.
  • 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.

Key Requirements:

  • 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.

Knowledge of test case management tools and CI/CD tools Jenkins Git