Rhox

Senior Expert Support to Datalink Test Facilities

Closes on 30/10/2026
Brétigny-sur-Orge, France
Starts on 01/12/2026
Remuneration: 3.750 - 4.800 EUR/mo gross+ extralegal advantages ·Freelance also possible

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We're looking for a senior datalink specialist to operate and maintain an ATM datalink test facility. You'll support ATN B1 interoperability testing and prepare ATS-B2 services for deployment.

What you'll do

  • Operate, maintain and configure ATN routers, end systems and test tools.
  • Plan and run interoperability tests and validation campaigns.
  • Analyse datalink logs and investigate technical issues.
  • Support ANSPs, airlines, CSPs and avionics manufacturers.
  • Validate ATS-B2 services and support CP1/AF6 implementation.
  • Document procedures and transfer knowledge for future testing capabilities.

What you bring

  • Eight years' experience with ATM datalink systems, ATN architecture, CPDLC and ADS-C services.
  • Five years in interoperability testing, validation campaigns and technical investigations.
  • Five years operating, maintaining or configuring test facilities or validation platforms.
  • Experience with ATN routers and ATN end systems.
  • Five years supporting ANSPs, airlines, CSPs or manufacturers.
  • Two years drafting technical reports, procedures and technical specifications.
  • Two years with ATS-B2 services, CP1/AF6 activities and associated standards.
  • Knowledge of CM applications, IP , communication systems and network architectures.
  • Knowledge of ICAO ATN architecture and ATN protocol suite, and EUROCAE ATN B1 and ATS B2 Interoperability standards.
  • University degree in Computer Science, Telecommunications, Aeronautical Engineering or an equivalent technical discipline.
  • , B2.

Nice to have

  • /Unix administration in operational or testing environments.
  • Knowledge of ICAO, EUROCAE, RTCA and AEEC datalink standards.
  • Knowledge of datalink deployment and operational environments.
  • Knowledge transfer, transition and handover experience.
  • Postgraduate qualification or specialisation in Air Traffic Management, Communications Systems or Network Technologies.
  • , B2.

Good to know

  • Travel may be required.

What's next?

The people who do well here are the ones who saw themselves in this description. Not because they match every line, but because the mission felt right for them.

We are actively hiring for this position. Applications are reviewed by our team, and matching profiles receive a call to discuss the role in detail.

It takes under a minute to apply. Your email, your CV. That is all we need to start the conversation.