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Urgent! L2 Engineer - MAC Layer Job Opening In Bengaluru – Now Hiring MaimsD Technology

L2 Engineer MAC Layer



Job description

<p><p><b>Job Description :</b> Layer 2 (L2)/MAC Scheduler Engineer<br/><br/><b>Location :</b> Bengaluru, India<br/><br/><b>Experience Range :</b> 2 - 9 years<br/><br/>We are seeking a skilled and dedicated Layer 2 (L2)/MAC Scheduler Engineer to join our development team in Bengaluru.

This role is crucial for designing, implementing, and optimizing the core scheduling functionalities of our base station (eNodeB/gNB) products for both LTE (4G) and 5G networks.<br/><br/><b>Responsibilities :</b></p><p><br/>- Design and Implementation : Develop, implement, and maintain high-performance Layer 2 (L2) and MAC Scheduler functionalities for LTE and 5G NR base station software.<br/><br/>- Base Station Scheduling : Design and optimize advanced resource allocation, traffic shaping, power control, and Quality of Service (QoS) mechanisms within the Base Station Scheduling framework.<br/><br/>- 3GPP Protocol Implementation : Implement and debug various L2 protocol layers, including RLC, PDCP, and related control plane procedures.<br/><br/>- RRC Integration : Collaborate with L3 teams on the integration and testing of RRC sequences and control plane messages that interact with the L2 layer.<br/><br/>- Performance Optimization : Analyze real-time performance of the scheduler and implement optimizations for throughput, latency, and capacity.<br/><br/>- Debugging and Analysis : Conduct in-depth analysis of system performance issues using network monitoring and logging tools, including log analysis and specialized tools like QCAT and Viavi.<br/><br/>- Standards Compliance : Ensure all L2 and MAC Scheduler implementations strictly adhere to 3GPP LTE and 5G standards.<br/><br/>- Testing : Develop unit and integration tests, and actively support system integration and field testing activities.<br/><br/><b>Required Skills and Expertise :</b><br/><br/><b>Mandatory Technical Skills :</b></p><p><br/>- Wireless Standards : Mandatory expertise in LTE (4G) and 5G wireless communication systems, with a deep focus on the Layer 2 protocols (MAC, RLC, PDCP).<br/><br/>- eNodeB/gNB Focus : Demonstrable and relevant experience must be specifically on the Base Station (eNodeB/gNB) side of the protocol stack.<br/><br/>- L2/MAC Scheduler : Expertise in L2/MAC Scheduler design, algorithms, and implementation for wireless base stations.<br/><br/>- Programming Languages : Strong proficiency in C/C++ for developing high-performance, real-time wireless software.<br/><br/>- Base Station Experience : Hands-on development experience with commercial or research-grade Base Station Scheduling systems.<br/><br/>- Control Plane : Working knowledge of RRC sequences and procedures and their interaction with the L2/MAC layers.<br/><br/><b>Core Competencies :</b></p><p><br/>- Debugging Tools : Practical experience with network analysis and logging tools for wireless systems, including log analysis, and familiarity with specific tools like QCAT and Viavi (or similar industry-standard tools).<br/><br/>- Real-time Systems : Experience developing software for embedded, multi-threaded, and real-time operating environments.<br/><br/>- 3GPP Knowledge : Solid understanding of relevant 3GPP LTE and 5G standards and specifications for Layer 2.<br/><br/><b>Qualifications :</b></p><p><br/>- Bachelor's or Master's degree in Electrical Engineering, Computer Science, or a related field.<br/><br/>- 2 to 9 years of relevant professional experience in L2/MAC software development for wireless base stations (eNodeB/gNB/gNB-DU/CU).</p><br/></p> (ref:hirist.tech)


Required Skill Profession

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