Lead - L2 Protocol Development & Design

Job Description

Choosing Capgemini means choosing a place where you’ll be empowered to shape your career, supported by a collaborative global community, and inspired to reimagine what’s possible. Join us in helping leading Consumer Products and Retail Services (CPRS) organizations unlock the value of technology and drive scalable, sustainable growth.

Your Role

As a Lead for L2 Protocol Development & Design, you will be instrumental in designing and optimizing Layer 2 protocol stack components for next-generation wireless communication systems. You will lead the development of MAC, RLC, PDCP, and SDAP layers for 5G NR UE modem protocol stacks, ensuring compliance with global standards and delivering high-performance, scalable solutions.

In this role, you will:
· Lead the design, development, and optimization of L2 protocol stack components (MAC, RLC, PDCP, SDAP) for 5G NR.
· Architect and implement high-performance, scalable solutions aligned with 3GPP specifications.
· Drive end-to-end design reviews, performance analysis, and enhancements for L2 layers.
· Collaborate with RRC, PHY, and higher-layer teams to ensure seamless integration and interoperability.
· Define and maintain protocol specifications, design documents, and test plans.
· Analyze and resolve complex issues related to data transmission, QoS, scheduling, and reliability.
· Mentor and guide junior engineers, fostering technical excellence within the team.
· Stay updated on 3GPP releases, emerging technologies, and industry best practices for L2 protocols.
· Participate in customer discussions, technical workshops, and contribute to roadmap planning.

Your Profile

· 12+ years of experience in wireless communication systems with strong expertise in Layer 2 protocols (MAC, RLC, PDCP, SDAP) for 5G NR.
· Deep understanding of L2 protocol architecture and functionality for UE modem protocol stack.
· Hands-on experience in 5G NR protocol development and optimization.
· Strong knowledge of 3GPP specifications (Rel-15 onwards).
· Proficiency in C/C++ programming for embedded systems and protocol debugging tools.
· Familiarity with simulation environments and test frameworks for protocol validation.
· Exposure to multi-threaded programming, real-time operating systems, and performance optimization.
· Knowledge of QoS management, data integrity, and security mechanisms in L2 protocols.
· Excellent problem-solving, analytical, communication, and leadership skills.
· Bachelor’s/Master’s degree in Electronics, Telecommunications, or related field.
· Passion for innovation and ability to drive technical excellence in complex projects.

What You’ll Love About Working Here

We value flexibility and support our employees with remote work options and adaptable schedules to maintain a healthy work-life balance. Our inclusive culture brings together diverse professionals committed to growth, innovation, and excellence. You’ll have access to continuous learning opportunities and certifications in emerging technologies like cloud and AI.

About Us

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 engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.