5G gNB Layer 2 - Layer 3 Developer

Nokia

5G gNB Layer 2 and Layer 3 Developer at Nokia advancing telecommunications. Collaborate on L2/L3 development with systems engineers and hardware teams in a hybrid work environment.

Posted 6/16/2026full-timeDallas • Texas • 🇺🇸 United StatesMid-LevelSenior💰 $105,000 - $195,000 per yearWebsite

Tech Stack

Tools & technologies

LinuxRTOS

About the role

Key responsibilities & impact

Develop and optimize 5G NR Layer 2/Layer 3 functionalities including MAC, RLC, PDCP, RRC, and NGAP.
Implement advanced L2 scheduling algorithms, HARQ mechanisms, and efficient buffer management.
Collaborate on the development of UE and gNB L2/L3 stacks, ensuring robust protocol compliance and performance.
Optimize network performance by enhancing throughput, reducing latency, and improving handover processes.
Debug and troubleshoot protocol stack behaviors using logs and advanced tracing tools.
Integrate and test L2/L3 software with the physical layer (PHY) and core network (5GC) to ensure seamless operations.

Requirements

What you’ll need

3+ years of experience in 5G NR or LTE RAN development (L2/L3)
Bachelor's or Master's Degree in Computer Science, Electrical Engineering, Telecommunications, or a related field.
Strong programming skills in C, C++, and experience with multi-threaded and real-time systems.
Deep understanding of MAC, RLC, PDCP, RRC, NGAP protocols.
Experience with L2 scheduling, HARQ, QoS, and mobility management.
Familiarity with 3GPP (Rel-15 and later) specifications.
Strong debugging skills with tools like Wireshark, TShark, QXDM, or similar.
Experience in real-time OS (RTOS) or Linux kernel networking stack.
Knowledge of DPDK, VPP, or other high-performance packet processing frameworks is a plus.
Experience in O-RAN, Open RAN, or vRAN architectures is a plus.

Benefits

Comp & perks

Flexible work arrangement
Professional development opportunities
Chance to work on groundbreaking projects that set new industry standards

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

5G NRL2/L3 developmentCC++multi-threaded systemsreal-time systemsMACRLCPDCPRRC