Lead - RRC 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 RRC Protocol Development & Design, you will play a critical role in architecting and optimizing advanced wireless communication protocols for next-generation networks. You will lead the design and development of RRC layers for 5G and Non-Terrestrial Networks (NTN), ensuring compliance with global standards and delivering high-performance solutions for UE modem protocol stacks.

In this role, you will:

• Lead the design, development, and optimization of RRC protocols for 5G/NTN systems.
• Architect and implement protocol stack components aligned with 3GPP specifications.
• Conduct end-to-end design reviews, performance analysis, and enhancements for RRC layers.
• Collaborate with cross-functional teams (Layer 2/Layer 3, PHY, MAC) for seamless integration.
• Define and maintain protocol specifications, design documents, and test plans.
• Analyze and resolve complex issues related to mobility management, session handling, and signaling.
• Incorporate NTN-specific features into RRC design in collaboration with system architects.
• Mentor and guide junior engineers to foster technical excellence.
• Stay updated on 3GPP releases, emerging technologies, and industry best practices.
• 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 RRC protocol development and design.
• Deep understanding of RRC protocol architecture, signaling flows, and state machines.
• Hands-on experience in 5G NR and NTN protocol development for UE protocol stack.
• 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 L2/L3 protocols and interaction with RRC.
• 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.