5G Cloud RAN Developer

2 weeks ago

Ottawa, Ontario, Canada Ericsson Full time

About this role:

We are seeking a skilled 5G Cloud RAN Developer to join our team. Your primary responsibility will be to design and implement software solutions for our Cloud RAN Baseband function.

Main responsibilities:

  • Implement NR Scheduler function and 3GPP Standards related to RRM, MAC, RLC, PDCP
  • Develop 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 running in cloud-based infrastructure
  • Systemize, implement, and test 5G Cloud RAN Baseband features related to L2 scheduler in CR DevOps
  • 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

Requirements:

  • 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 as gerit, jenkins, gitlab, spinnaker

About us:

At Ericsson, you will have an outstanding opportunity to use your skills and imagination to push the boundaries of what's possible. You will be challenged, but you won't be alone. You will be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

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