François Beugin

Expert RAN Engineer

Hello, I’m François BEUGIN and I’m an Expert RAN Engineer with 6 years’ experience in 4G/5G network optimization, IoT integration, and Python-driven data analysis. Skilled in testing, validating, and deploying advanced 4G/5G features in live and lab environments to boost KPIs and network performance. I had the opportunity to work on diverse topics and more recently on 5G Standalone, Network Slicing and VoNR.

I am most skilled in: Python, Mobile Networks and Data Analysis

Skills

5G NR
4G LTE
NB-IoT / LTE-M
Nemo, XCAL, QxDM
Python
LaTex
Java
French
English
Korean

Experience

Jan 2024 - Present (2 yrs 1 mos)

Paris • France

SFR

https://www.sfr.fr/

Expert RAN Engineer

  • Led RAN integration and validation of 5G SA, VoNR and Slicing in both lab and live networks.
  • Coordinated testing of 4G/5G new features and conducted KPI analysis in live environments.
  • Delivered network optimization for NB-IoT & LTE-M, improving performance KPIs.
  • Oversaw large-scale drive-test data analysis, producing reports and dashboards.
  • Provided and performed acceptance test case
  • Configured wireless equipment (base station and controller)
  • Acted as technical lead for troubleshooting and defect resolution, ensuring end-to-end RCA
  • Led RAN integration of 4G and 5G Energy Saving Features to reduce cost and carbon footprint

Tools: Python Accuver XCAL

Oct 2019 - Oct 2023 (4 yrs 1 mos)

Paris • France

Huawei France

https://www.huawei.com/fr/

Wireless Network Engineer

  • Managed system integration testing and validation of 4G/5G features across multi-vendor environments.
  • Designed and implemented automated configuration tools, accelerating test preparation and reducing errors.
  • Led the integration of the NB-IOT & LTE-M technologies from RAN Vendor side
  • Participated in the Site Design during the initial 5G Deployement
  • Collaborated with customers and internal teams on test protocol development for mobile radio equipment
  • Coordinated defect handling and troubleshooting with customer engineering teams.

Tools: Python Keysight Nemo Genex Probe

Mar 2019 - Sep 2019 (7 mos)

Paris • France

Bouygues Telecom

https://www.bouygues.com/en/activities/telecoms/bouygues-telecom/

Radio System Engineer Intern

In order to upgrade and calibrate the 4G simulator and develop the 5G simulator, my main missions during this internship are :

  • Identify the main data sources that can be used to calibrate the 4G simulator (probes, network counters, …) and select and process the relevant data.
  • Identify sources of information about 5G networks.
  • Analyze packets exchanged between the mobile and the radio access network using QxDM

Tools: Python Anaconda Packages QxDM

Jul 2017 - Aug 2017 (2 mos)

Arques • France

Arc France

https://www.arc-intl.com/eng/

Industrial Placement

  • Worked on the assembly line, assisted the mechanical technicians.
  • Management of anomalies, failures
  • Compliance with the hours, health and safety rules (equipment, personal protection, etc.)

Education

2016 - 2019

Brest - Rennes • France

IMT Atlantique (former Telecom Bretagne)

https://www.imt-atlantique.fr/en

General Engineering MSC Course - Networks and Telecommunications specialty

  • General knowledge in Physics and Signal Processing
  • Majors: Computer Science and Network
  • Subjects: Mobile Network • IoT • Big Data • Databases

February - June 2018

Seoul • South Korea

Seoul National University

https://en.snu.ac.kr/

Exchange Semester - Master-level Degree

During this exchange I could follow the following courses:

  • Data Mining
  • Advanced Digital Integrated Circuits
  • Microeconomics
  • Compiler Optimization

2014 - 2016

Lille • France

Lycée Faidherbe

https://www.faidherbe.org/

Preparatory Classes

Two-year undergraduate intensive course

  • Mathematics
  • Physics
  • Engineering Science

Projects at IMT Atlantique

Tools for measuring the characteristics of a wireless network

End of studies project at IMT Atlantique.

Creation of throughput measurement and analysis tools on a communicating vehicle

Tools: Python Flask Raspberry Pi

Project at IMT Atlantique

Mobile app deployment project : Development of a back-end server with a REST API

Tools: Python Django

Hobbies

Alongside my interests in programming and mobile networks some of my other interests and hobbies are:

  • 🕹️ Gaming
  • 🏓 Table Tennis
  • 🎴 Bridge
  • ☕ Coffee Tasting