Developer Cloud RAN Baseband L2

5 days ago

Ottawa, Ontario, Canada Ericsson Full time
Join our Team

About this opportunity:

We are looking for a 5G Cloud RAN Developer to join the existing Cloud RAN DU Baseband function development. Your role will include development activities such as: 3gpp spec implementation, algorithm design and implementation, test design, requirement analysis, tools design, system design, and product documentation.

What you will do:

  • Implement NR Scheduler function and 3GPP Standards related to RRM, MAC, RLC, PDCP
  • Contribute to development of RRM functions such as beamforming, massive MIMO, carrier aggregation, dynamic spectrum sharing, scheduling, link adaptation, power optimization in L2 scheduler
  • Full-stack virtualization of the 5G NR DU on COTS HW
  • Develop embedded real time software development running in cloud-based infrastructure
  • Systemization, implementation and testing of 5G Cloud RAN Baseband features related to L2 scheduler in CR DevOps
  • Troubleshooting BB scheduler and L2 stack
  • Contribute to the architectural evolution of the BB L2 Scheduler SW
  • Design new algorithms for baseband features, systemize the solution, implement in the product, and help with testing the solution in the lab, over the air, and in operator's network
  • Other areas that you may contribute to:
  • Realization of machine learning base solutions in Ericsson Cloud RAN products
  • Work with Kubernetes pods and docker containers on the far edge
  • Define requirements, lab setup, and test cases; analyze and characterize the result and customer trouble reports.
  • Work on open interfaces (e.g F1, X2/Xn, A1, 01, LLS...)

The skills you bring:

  • BSc, MSc, or PhD degree in Computer Science or Electrical Engineering with strong background in wireless communications and minimum 3 years of experience in software/system engineering in telco
  • Proficiency in C/C++ and embedded programming
  • Familiarity with Python, MATLAB, Bash, JSON, YAML, XML, protobuf, gRPC
  • Detailed knowledge of Linux
  • Solid understanding of NR & LTE 3GPP specifications, especially in the areas of Radio Resource Management, MAC/RLC/PDCL/Physical Layer, and Mobility.
  • Experience in developing/implementing RAN features such as beamforming, massive MIMO, carrier aggregation, dynamic spectrum sharing, scheduling, link adaptation, power allocation, energy efficiency, etc.
  • Experience with real time embedded development
  • Familiarity with cloud native applications (Microservices, Docker, Helm, Kubernetes)
  • Familiarity with open specifications such as ORAN
  • Familiarity with Machine Learning techniques such as reinforcement learning, federated learning, transfer learning, deep learning, etc.
  • Familiarity with software content management tools such as git and CI/CD tools such gerit, jenkins, gitlab, spinnaker

​Why join Ericsson?

At Ericsson, you ́ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what ́s possible. To build solutions never seen before to some of the world's toughest problems. You ́ll be challenged, but you won't be alone. You ́ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

What happens once you apply?
Click Here to find all you need to know about what our typical hiring process looks like.

​Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we nurture it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity and Affirmative Action employer, learn more.

If you need assistance or to request an accommodation due to a disability, please contact Ericsson at

DISCLAIMER: The above statements are intended to describe the general nature and level of work being performed by employees in this position. They are not an exhaustive list of all responsibilities, duties and skills required for this position, and you may be required to perform additional job tasks as assigned.

Primary country and city: Canada (CA) || Ottawa

Job details: Developer

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