Cellular Certification Testing Engineer(4G/5G)

3 weeks ago

Bengaluru, Karnataka, India L&T Semiconductor Technologies Full time
Job Description

Job Title: 4G/5G Cellular Certification Testing & Automation Testing Engineer.

Location: Bangalore

Experience: 4 to 8 Years

Join Time: Immediate to 30 Days.

Job Summary:

We are seeking a skilled 4G/5G Cellular Certification Testing 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 (e.g., Verizon, AT&T, T-Mobile). The candidate will be responsible for leading device testing, automation framework development, and managing end-to-end certification cycles.

Key Responsibilities:

- 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 (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 & Experience:

- 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)

  • Cellular Certification Testing Engineer(4G/5G)

    2 weeks ago

    Bengaluru, Karnataka, India L&T Semiconductor Technologies Full time

    Job Title: 4G/5G Cellular Certification Testing & Automation Testing Engineer.Location: Bangalore Experience: 4 to 8 Years Join Time: Immediate to 30 Days.Job Summary:We are seeking a skilled 4G/5G Cellular Certification Testing Engineer with experience in both manual and automation testing for cellular protocols, along with hands-on expertise in...

  • Cellular Certification Testing Engineer(4G/5G)

    2 weeks ago

    Bengaluru, Karnataka, India L&T Semiconductor Technologies Full time

    Job Title: 4G/5G Cellular Certification Testing & Automation Testing Engineer.Location: BangaloreExperience: 4 to 8 YearsJoin Time: Immediate to 30 Days.Job Summary:We are seeking a skilled 4G/5G Cellular Certification Testing Engineer with experience in both manual and automation testing for cellular protocols, along with hands-on expertise in certification...

  • Cellular Certification Testing Engineer(4G/5G)

    3 weeks ago

    Bengaluru, Karnataka, India L&T Semiconductor Technologies Full time

    Job Title: 4G/5G Cellular Certification Testing & Automation Testing Engineer. Location: Bangalore Experience: 4 to 8 Years Join Time: Immediate to 30 Days. Job Summary: We are seeking a skilled 4G/5G Cellular Certification Testing Engineer with experience in both manual and automation testing for cellular protocols, along with hands-on expertise in...

  • Cellular Certification Testing Engineer(4G/5G)

    4 days ago

    Bengaluru, Karnataka, India L&T Semiconductor Technologies Full time ₹ 15,00,000 - ₹ 25,00,000 per year

    Job Title: 4G/5G Cellular Certification Testing & Automation Testing Engineer.Location:BangaloreExperience:4 to 8 YearsJoin Time:Immediate to 30 Days.Job Summary:We are seeking a skilled4G/5G Cellular Certification Testing Engineerwith experience in bothmanual and automation testingfor cellular protocols, along with hands-on expertise in certification...

  • Cellular Protocol Test Engineer

    2 weeks ago

    Bengaluru, Karnataka, India beBeeCellularProtocolTestEngineer Full time ₹ 1,50,00,000 - ₹ 2,50,00,000

    We are seeking a highly skilled Cellular Protocol Test Engineer to lead our 4G/5G testing efforts. The ideal candidate will have hands-on experience with manual and automated testing of cellular protocols, RF, and application-level functionalities.Key Responsibilities:Perform manual and automated testing of 4G/5G protocol, RF, and application-level...

  • 4G/5G, GoLang

    2 days ago

    Bengaluru, Karnataka, India Capgemini Full time ₹ 9,00,000 - ₹ 12,00,000 per year

    At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world's most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and...

  • L3-4G/5G - Development

    4 days ago

    Bengaluru, Karnataka, India Rakuten Symphony Full time ₹ 15,00,000 - ₹ 25,00,000 per year

    Key Responsibilities: Designing and developing 4G/5G innovative products and features on a virtualized architecture, focusing on 5G-CU. Debugging and fixing customer issues. Working closely with System Architect team and other RD teams.Key Skills, Experience:Good Knowledge and Experience in developing 5G-CU systems: CUCP, CUUP, NGAP, XnAP, E1AP, F1AP, RRC,...

  • Cellular Software Development Engineer

    2 weeks ago

    Bengaluru, Karnataka, India Apple Full time ₹ 1,50,000 - ₹ 28,00,000 per year

    Join the Wireless Technologies and Ecosystems (WTE) team and be part of a best-in-class team of engineers, working with multi-functional teams to drive innovation and develop products used by millions worldwide. We are looking for a highly reciprocal individual who can excel in a high-paced environment. Be ready to make something extraordinary when you come...

  • Cellular Software Development Engineer

    2 days ago

    Bengaluru, Karnataka, India Apple Full time US$ 1,25,000 - US$ 1,75,000 per year

    Do you have a passion for invention and self-challenge? Do you thrive on pushing the limits of what's considered feasible? As part of a world-class modem team, you'll craft sophisticated groundbreaking embedded firmware that delivers more performance in our products than ever before. You'll work across fields to transform improved hardware elements into a...

  • Cellular Protocol Specialist

    2 weeks ago

    Bengaluru, Karnataka, India beBeeProtocol Full time ₹ 1,50,00,000 - ₹ 2,50,00,000

    **Job Title:** Cellular Protocol EngineerWe are seeking a skilled engineer to lead device testing, automation framework development, and manage end-to-end certification cycles for cellular protocols. The ideal candidate will have experience in both manual and automated testing of protocol functionalities, as well as hands-on expertise in certification...