Layer L3 IRC284668

Description

Year of Exp- 12-15 year

Location- Bangalore

Requirements

4G System Development: Strong knowledge and experience in developing
components for 4G (LTE) systems.
● Key 4G/5G Protocols:
● RRC (Radio Resource Control): Managing connections, mobility, and
radio resources.
● PDCP (Packet Data Convergence Protocol): Header compression,
ciphering, integrity protection.
● S1AP (S1 Application Protocol): Control plane interface between
eNB and MME/S-GW.
● X2AP (X2 Application Protocol): Control plane interface between
eNBs for handover.
● SON (Self-Organizing Networks): Automation of network
configuration and optimization.

● 3GPP Specifications: Well-versed in the official 3GPP technical
specifications.
● Programming Language:
● C/C++: Expertise in programming.
● 4G/5G Layer 3 Procedures
● Attach: Initial network access.
● Handover: Mobility management between cells.
● Re-Establishment: Recovering lost connections.
● Carrier Aggregation (CA): Combining multiple carriers for increased
bandwidth.
● EN-DC (E-UTRAN New Radio – Dual Connectivity): A key 5G NSA
(Non-Standalone) feature allowing simultaneous connection to LTE
and 5G NR.
● L3 data path skills – GTPU, DPDK & VPP expertise
● Linux Environment:
● Programming & Debugging: Strong skills on Linux.

6

● OS Concepts: Good understanding of Inter-Process Communication
(IPC), Processes, Threads, and Multithreading.

● Containerization Experience with Kubernetes, Pods, and Docker for
deployment and orchestration.

Job responsibilities

4G System Development: Strong knowledge and experience in developing
components for 4G (LTE) systems.
● Key 4G/5G Protocols:
● RRC (Radio Resource Control): Managing connections, mobility, and
radio resources.
● PDCP (Packet Data Convergence Protocol): Header compression,
ciphering, integrity protection.
● S1AP (S1 Application Protocol): Control plane interface between
eNB and MME/S-GW.
● X2AP (X2 Application Protocol): Control plane interface between
eNBs for handover.
● SON (Self-Organizing Networks): Automation of network
configuration and optimization.

● 3GPP Specifications: Well-versed in the official 3GPP technical
specifications.
● Programming Language:
● C/C++: Expertise in programming.
● 4G/5G Layer 3 Procedures
● Attach: Initial network access.
● Handover: Mobility management between cells.
● Re-Establishment: Recovering lost connections.
● Carrier Aggregation (CA): Combining multiple carriers for increased
bandwidth.
● EN-DC (E-UTRAN New Radio – Dual Connectivity): A key 5G NSA
(Non-Standalone) feature allowing simultaneous connection to LTE
and 5G NR.
● L3 data path skills – GTPU, DPDK & VPP expertise
● Linux Environment:
● Programming & Debugging: Strong skills on Linux.

6

● OS Concepts: Good understanding of Inter-Process Communication
(IPC), Processes, Threads, and Multithreading.

● Containerization Experience with Kubernetes, Pods, and Docker for
deployment and orchestration.

What we offer

Culture of caring. At GlobalLogic, we prioritize a culture of caring. Across every region and department, at every level, we consistently put people first. From day one, you’ll experience an inclusive culture of acceptance and belonging, where you’ll have the chance to build meaningful connections with collaborative teammates, supportive managers, and compassionate leaders. 

Learning and development. We are committed to your continuous learning and development. You’ll learn and grow daily in an environment with many opportunities to try new things, sharpen your skills, and advance your career at GlobalLogic. With our Career Navigator tool as just one example, GlobalLogic offers a rich array of programs, training curricula, and hands-on opportunities to grow personally and professionally.

Interesting & meaningful work. GlobalLogic is known for engineering impact for and with clients around the world. As part of our team, you’ll have the chance to work on projects that matter. Each is a unique opportunity to engage your curiosity and creative problem-solving skills as you help clients reimagine what’s possible and bring new solutions to market. In the process, you’ll have the privilege of working on some of the most cutting-edge and impactful solutions shaping the world today.

Balance and flexibility. We believe in the importance of balance and flexibility. With many functional career areas, roles, and work arrangements, you can explore ways of achieving the perfect balance between your work and life. Your life extends beyond the office, and we always do our best to help you integrate and balance the best of work and life, having fun along the way!

High-trust organization. We are a high-trust organization where integrity is key. By joining GlobalLogic, you’re placing your trust in a safe, reliable, and ethical global company. Integrity and trust are a cornerstone of our value proposition to our employees and clients. You will find truthfulness, candor, and integrity in everything we do.

About GlobalLogic

GlobalLogic, a Hitachi Group Company, is a trusted digital engineering partner to the world’s largest and most forward-thinking companies. Since 2000, we’ve been at the forefront of the digital revolution – helping create some of the most innovative and widely used digital products and experiences. Today we continue to collaborate with clients in transforming businesses and redefining industries through intelligent products, platforms, and services.