4G LTE / NB-IoT Layer-2 Developer

Location : Gurgaon (On-site) Experience : 5-10 Years Salary : Up to ₹20 LPA

Job Type : Full time

Job Summary

Key Responsibilities

- Design, develop, and maintain LTE/NB-IoT Layer-2 protocol features, including eDRX, PSM, and Coverage Enhancement .
- Develop and optimize MAC layer scheduling algorithms, resource allocation, and Quality of Service (QoS) mechanisms.
- Analyze, troubleshoot, and resolve Layer-2 protocol issues using logs, traces, and protocol analyzers.
- Collaborate with Layer-1 and Layer-3 teams for seamless end-to-end feature integration.
- Ensure implementation complies with applicable 3GPP standards (Release 15/16/17/18) .
- Participate in architecture discussions, code reviews, design documentation, and test planning.
- Improve system throughput, latency, and overall network reliability.
- Support interoperability testing, field testing, and customer issue resolution.

Required Skills & Qualifications

- 5-10 years of experience in LTE protocol stack development.
- Strong understanding of LTE/NB-IoT and 5G NR architecture and protocol stack.
- Hands-on experience in LTE Layer-2 (MAC, RLC,



PDCP) development.
- Good knowledge of 3GPP Release 15/16/17/18 specifications.
- Strong programming skills in C/C++ .
- Experience with multithreading and concurrent programming.
- Excellent debugging and analytical problem-solving skills.
- Experience with Wireshark , protocol analyzers, and log analysis tools.
- Working knowledge of Git, Jenkins (CI/CD), and JIRA .

Preferred Skills

- Experience with hardware-based testing tools such as TM500 or UE Simulators .
- Familiarity with protocol analysis tools such as QXDM and QCAT .
- Experience working in Agile software development environments.

Why Join Us?

- Work on cutting-edge LTE, NB-IoT, and next-generation wireless technologies.
- Collaborate with experienced telecom engineers on impactful products.
- Competitive compensation package up to ₹20 LPA .
- Opportunity to work on challenging protocol stack development and performance optimization.

Pay: ₹1,000,000.00 - ₹2,000,000.00 per year

Work Location: In person

📌 4g Lte / Nb-iot Layer-2 Developer (Gurugram)
🏢 Teknovyra Solutions
📍 Gurugram