About this role
X Secure Connectivity System Architecture Engineer Job Requisition ID: 19698 Date Posted: 28 October 2026 Closing Date: 11 November 2026 23:59 CET/CEST Publication Method: Internal & External Noordwijk, NL Grade Band: A2 - A4 Location ESTEC, Noordwijk, Netherlands Description Secure Connectivity System Architecture Engineer in the System Architecture Section in the Secure Connectivity System Office within the Secure Connectivity Department in the Directorate of Connectivity and Secure Communications. The ESA Programme Related to EU Secure Connectivity, hereinafter referred to as "Secure Connectivity", is intended to support the effective development and validation of the EU Secure Connectivity governmental infrastructure and the services provided by it, as well as the validation and demonstration of services based on the commercial infrastructure developed by the contractor(s) delivering the EU Secure Connectivity governmental infrastructure. The System Architecture Section in the Secure Connectivity System Office is responsible for all systems engineering tasks to support the effective design and development of the overall Secure Connectivity system of systems.
Duties
Reporting to the Head of the Secure Connectivity System Architecture Section, you will be responsible for the definition, consolidation and update of the overall IRIS² system architecture. You will work at various levels: the system level to define the functional and logical architecture, and the segment level to ensure consistency in the architecture flow-down and the physical architecture. Your tasks and responsibilities will include: - following up the definition, analyses and consolidation of the end-to-end system architecture, system behaviour, concept of operations, and system scenarios and use cases. This will include unclassified and classified aspects, for which close coordination with the Secure Connectivity security team will be requi...