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Layer Three Communications Jobs (NOW HIRING)

Join our Strategy and Technology Space Communication Solutions team as a 5G gNB Layer 2 and Layer 3 (L2/L3) Developer and play a pivotal role in advancing 5G technology! Collaborate closely with ...

5G gNB Layer 2 and Layer 3 Developer

Coppell, TX · Hybrid

$50.50 - $65.25/hr

Join our Strategy and Technology Space Communication Solutions team as a 5G gNB Layer 2 and Layer 3 (L2/L3) Developer and play a pivotal role in advancing 5G technology! Collaborate closely with ...

... Layer 3 dynamic routing, overlay and control-plane protocols (e.g., OSPF, BGP, EIGRP, VPN, EVPN ... · Strong communication skills, both written and verbal, with the ability to convey technical ...

... * 3 years of experience in developing and optimizing Layer 2 and Layer 3 protocols for 4G/5G UE ... Effective communication and teamwork abilities. * Ability to work independently and manage tasks ...

Acquisition, analysis, documentation, implementation, scheduling, and support of layer 1 to layer 3 communications hardware, software, and their facilities. * Design advanced MPLS networks for both ...

Acquisition, analysis, documentation, implementation, scheduling, and support of layer 1 to layer 3 communications hardware, software, and their facilities. * Design advanced MPLS networks for both ...

... communication is essential. What You'll Do * Access and navigate network devices to perform ... Apply engineered Layer 3/Layer 4 routing architecture across enterprise routing and switching ...

Network Engineer

MD · On-site

$105K - $114K/yr

Support enterprise Layer 2 and Layer 3 network environments. * Coordinate with vendors to resolve ... Strong analytical, troubleshooting, communication, and customer service skills. How you will wow us:

New

Network/Data Engineer - Senior

Atlanta, GA · On-site

$100K - $137K/yr

Responsible for the management of the interoperability between Cisco and Juniper Layer 3 Platform ... Support Systems, and Data Communications Network Technology platforms. * Advanced WAN ...

Network/Data Engineer - Senior

Lake Mary, FL · On-site

$90K - $124K/yr

... and communications projects involving TCP/IP and related protocol connectivity for networks ... Juniper Layer 3 Platform, through the use of alarm and ticket systems, individual designed ...

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How much do layer three communications jobs pay per year?

As of Jul 17, 2026, the average yearly pay for layer three communications in the United States is $96,327.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,000.00 and $117,500.00 per year, depending on experience, location, and employer.
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5G gNB Layer 2 and Layer 3 Developer

5G gNB Layer 2 and Layer 3 Developer

Nokia

Coppell, TX • On-site

$105K - $195K/yr

Full-time

Posted yesterday


Nokia rating

8.6

Company rating: 8.6 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

6th of 82 rated telecommunications companies


Job description


Join our Strategy and Technology Space Communication Solutions team as a 5G gNB Layer 2 and Layer 3 (L2/L3) Developer and play a pivotal role in advancing 5G technology! Collaborate closely with systems engineers, testers, and hardware teams in a hybrid work environment, tackling challenges in 5G NR L2/L3 development. You'll contribute to a forward-thinking team that drives innovative technology solutions, shaping the future of mobile communication. Enjoy a flexible work arrangement, professional development opportunities, and the chance to work on groundbreaking projects that set new industry standards. Join us in creating lasting value in the world of telecommunications!
Responsibilities
  • 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.

Qualifications
You have:
  • 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.

It would be nice if you also had:
  • 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.

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