Senior RAN Developer Engineer – Paris, France


Broadband Software Integration (BB-SWI) team is in charge of integrating modem, drivers and application features in order to build Sequans final 4G and 5G products. The team is also responsible for deploying integration test platform in order to track, debug issues seen on the product, during lab and field testing.



  • Strong contributions on developments related to RAN (3GPP layers 1/2/3, 4G and 5G) deployed in Sequans simulation test platform. Submission to other people in the team for testing.
  • Deploying test cases defined by 3GPP standards and solving identified issue during such deployments.
  • Writing and performing system integration tests plans in order to test specific features in modem not covered by test cases from the standard.
  • Maintaining continuous integration platform from Sequans (all deployed tests need to be introduced in CI)
  • Improving of simulation test platform tools, in order to improve debugging capabilities (logger, fatal tracking, etc.)
  • Capability to move on HW testing environments



  • Ability to design, develop and unit test features embedded in Radio Access Network especially at L1/L2 levels (4G and 5G)
  • Ideally knowledge on Open Air interface RAN software (L1/L2)
  • Ability to understand and investigate interaction of various SW blocks and their application in a wireless environment including protocol procedures
  • QA methodology (test plans, tests reports…)
  • Good knowledge in embedded SW development
  • Good knowledge in mobile communication protocols (LTE, NR), especially on 4G and 5G layers 1. and 2
  • Good Knowledge in C and C++, Python, Linux, git & gitlab, administration tools
  • Ideally knowledge in TTCN language, FAPI interfaces, Open Air Interface Environments


  • Engineering degree with 10 year professional experience in telecom domains
  • knowledge in embedded software development, especially on 4G/5G layers 1/2
  • Fast learning capabilities, highly motivated, self-starter, autonomous, flexible.
  • Interested in challenges of new technologies
  • Ability to work in a fast moving and multicultural environment
  • Team player, commitment & customer focus
  • Excellent written and oral communications skills, fluent English                                                                                                                                                                                                                                                                                                                                                                                                       

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