Technology and Master Planning Expert - SESAR 3 Joint Undertaking (S3JU) (Brussels)

About this position

The summary below is published by SESAR 3 Joint Undertaking (S3JU) on the official vacancy notice. Our own analysis — salary realism, comparable openings, career trajectory, language profile — follows further down the page.

Contract and working arrangements

Hiring unit: SESAR Joint Undertaking.

Position details

Reference

SN023

Vacancy Notice

Download PDF

Last Verified

23 July 2026

Position overview

This is the official EU Careers listing for Technology and Master Planning Expert at SESAR 3 Joint Undertaking (S3JU) based in Brussels (Seconded National Expert). The vacancy reference is SN023. The role falls under the Science And Research domain.

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## Open Vacancies

### Join the SESAR Joint Undertaking!

We regularly post job opportunities on this page for those looking to contribute to the future of European air traffic management. Explore our current openings and consider joining our dynamic team.

Learn more about our structure and team by viewing the [SJU’s Organigramme](https://www.sesarju.eu/our-staff).

If you don’t see a vacancy that matches your profile, we welcome spontaneous applications. Please submit your Europass CV in English, along with a motivational letter, to: [spontaneous-cv@sesarju.eu](mailto:spontaneous-cv@sesarju.eu).

For recruitment enquiries, contact us at: [hr@sesarju.eu](mailto:hr@sesarju.eu).

Useful Documents:

[Specific privacy notice – Recruitment of temporary agents and contract agents within the SJU](https://www.sesarju.eu/sites/default/files/documents/jobs/Privacy%20notice%20-%20Recruitment%20of%20temporary%20and%20contract%20agents%20and%20renewal%20of%20their%20contracts.pdf)

[Specific privacy notice –](https://www.sesarju.eu/sites/default/files/documents/jobs/Privacy%20statement%20-%20Recruitment%20of%20TAs%20and%20CAs.pdf)[Selection of Temporary Agents, Contract Agents, Seconded National Experts and trainees](https://www.sesarju.eu/sites/default/files/documents/jobs/Privacy%20statement%20-%20selection.pdf)

## Open Posts

### Secondment Notice - Technology & Master Planning Expert (ref. SN023)

[Vacancy notice](https://www.sesarju.eu/sites/default/files/documents/jobs/Secondment%20Notice%20-%20Technology%20%26%20Master%20Planning%20Expert%20SJU_SN023.pdf)

[Commission decision on secondment of national experts](https://www.sesarju.eu/sites/default/files/documents/jobs/ANNEX%20II_Commission%20Decision%20C(2008)6866.pdf)

[Declaration of honor](https://www.sesarju.eu/sites/default/files/documents/jobs/SN023_Declaration_of_Honor_Technology%20%26%20Master%20Planning%20Expert.docx)

[Extension of application deadline](https://www.sesarju.eu/sites/default/files/documents/jobs/Cover%20letter_Secondment%20Technology%20%26%20Master%20Planning%20Expert_SN023_Extension%20Deadline.pdf)

[Annex to extension](https://www.sesarju.eu/sites/default/files/documents/jobs/ANNEX%20I_SJU_SN023_2026_Technology%20%26%20Master%20Planning%20Expert-EXTENSION%20DEADLINE.pdf)

Deadline for applying extended to : 30 September 2026, 14.00 CET

* * *

## Traineeship

The SESAR JU actively participates in the [European Commission’s Blue Book Traineeship Programme](https://traineeships.ec.europa.eu/index_en), welcoming trainees twice a year. Our intake aligns with the programme’s calendar, with sessions beginning in March and October. This initiative provides trainees with hands-on experience and the opportunity to contribute to our team’s work.

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Application timeline

This vacancy was first listed on 26 May 2026, 57 days ago.

The application deadline is 30 September 2026, 68 days from today. Late applications are not accepted, so submit through the official EU Careers portal well in advance.

Last verified against the EU Careers feed on 23 July 2026.

Where to learn more

For headcount, mission, and other open vacancies at SESAR 3 Joint Undertaking (S3JU) see the SESAR 3 Joint Undertaking (S3JU) institution page; for the cost of living, correction coefficient, and other postings in Brussels see our Brussels location page; for related vacancies in the Science And Research field browse our Science And Research domain page.

New to EU careers? Our beginner's guide walks through entry routes, EPSO competitions, and what to prepare. For application logistics see application tips and EPSO competitions.