CNS Service Engineer - F/M

ESSP

Madrid, ESonsitePosted Jun 22, 2026

About the role

Created in 2009, ESSP is a young and dynamic company, a pan European service provider, certified by EASA (the European Union Aviation Safety Agency) to deliver safety-critical services. Our mission is to operate and provide Communication, Navigation and Surveillance (CNS) services, among which, the main one is, the EGNOS service (the European Geostationary Navigation Overlay Service), on behalf of the EUSPA (the European Agency for Space).

ESSP Corporate Video: https://www.youtube.com/watch?v=ZkszX-ptzAY

ESSP Website career: https://www.essp-sas.eu/human-resources/careers/

If you have 3 years of experience in aeronautical communications, with special focus in data link (DLS) and/or satellite technologies (SATCOM/Iris ESA Program), then this position is for you!

By joining us, you will support ESSP technical activities focused on Service Provision in the on-going projects (i.e.: Satellite Communications/Iris) and activities linked toCNS (Communication Navigation Surveillance) Services.

Missions

Technical support in different activities and deliveries related to CNS Services projects (e.g. data link communications), mainly to:

Contribution to technical arcquitecture definition;

Contribution to service modelling and concept of operations characterization based on applicable regulatory framework and standards;

Contribution to technical studies and assessments of different technologies (SATCOM/Iris European Space Agency programme,VHF DataLink Mode 2 (VDLm2)), state of the art for CNS;

Service provision requirements definition;

Contribution to service validation test campaign.

Participation in technical meetings related to CNS projects;

Participation/Contribution to international fora related to CNS (i.e: Eurocontrol, SESAR, etc.);

Contribution to reporting for CNS projects highlighting the current status of activities, next steps, issues/risks identified;

Technical contribution in the preparation of potential tenders related to CNS areas in line with ESSP business strategy.

PROFILE

Relevant knowledge in CNS/ATM technologies, especially focused on datalink technologies (ACARS: Aircraft Communication Addressing and Reporting System, VDL Mode 2, SatCom, Aeronautical Telecommunication Network such as ATN/OSI, ATN IPS)

Good understanding of European regulation (such as, but not limited to, Single European Sky regulatory framework and European Union Aviation Safety Agency (EASA) regulation) as well as applicable standards (ICAO, EUROCAE, RTCA, ARINC…)

Good understanding of datalink communication services supporting ACARS-based applications, ATN-B1, ATS-B2 & ATS-B3

Good capacity of analysis, synthesis and reporting

Team player spirit

Good Level of English (B2) - CEFRL

Spanish (desirable)

Ability to assume responsibilities

Proactiveness/initiative

Other preferable skills:

Understanding of satellite-based controller/pilot datalink supporting air traffic management communications

Good understanding of ICAO Aviation System Block Upgrade and Global Air Navigation Plan

Knowledge of datalink avionics

Deep understanding of datalink communication services supporting ACARS-based applications, ATN-B1, ATS-B2 & ATS-B3

JOB REQUIREMENTS

Language: English (B2 – C1) – CEFR and Spanish (desirable)

Engineering degree or equivalent

Minimum 6 years of experience in aeronautical communications, with especial focus in data link (DLS) services and applications, and/or satellite technologies (SATCOM/IRIS ESA Program).

Experience in international and multi-stakeholder projects

Available for regular travels mainly in Europe

Human Resources information:

1st interview is held by the direct manager of the position you applied for (technical interview)

2nd interview is held by HR department

Element of package of remuneration:

Variable: bonuses based on objectives

Teleworking: up to 3 days/week

Health insurance, Life Insurance

Saving plan

Tickets Restaurant

Sustainable Mobility Package: Home/Office travels reimbursement if car sharing or bicycling

29 holidays (for full-time year)

Please send your application file only by email to the following address: recrut@essp-sas.eu

Job Location: Madrid (Spain)

Type of Contract: Full time - Permanent Contract

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