Are you a System Administrator or IT Specialist looking for an opportunity to work on one of Europe's key space programmes?
Would you like to contribute to the maintenance and operation of the Galileo Ground Segment in an international and mission-critical environment?
We are looking for a Galileo Ground Segment Maintenance & System Administrator to join our team in Madrid and support the daily operations, maintenance, and continuous improvement of the infrastructure supporting the Galileo programme.You will work closely with the project team and multiple stakeholders, supporting operational activities, anomaly management, software releases, configuration management, and on-site test campaigns.ABOUT USESYEN is an engineering company offering services to the Space Industry, working with major international Customers and Agencies such as EUSPA and ESA.
Since ****, we have played an active role in major European Space Programmes, including Earth Observation, Navigation and Secure Satcom.Our team has a solid track record in providing Ground Segment services across major European Space Programmes.
ESYEN operates in Italy, Germany, France and Spain, with a strong commitment to innovation and quality of service.WHAT WE LOOK FORDegree in Systems Engineering, Cybersecurity Engineering, IT Infrastructure, or a related technical field is preferred.Minimum 1–2 years of professional experience in one or more of the following areas:System AdministrationIT MaintenanceSoftware Maintenance / Help Desk ServicesIT Infrastructure SupportNetwork SupportPrevious experience in the space sector, and particularly with Galileo,



will be considered an advantage.Technical SkillsBasic knowledge of Linux and Windows operating systemsBasic knowledge of networking conceptsExperience with IT infrastructure maintenanceExperience in software installation and maintenanceKnowledge of virtualisation technologies is considered an advantageAbility to troubleshoot and investigate technical and operational issuesFamiliarity with configuration and maintenance proceduresProactive and structured approach to problem solvingAbility to work effectively in a team and in an operational environmentGood communication and coordination skillsAbility to interact with customers and multiple project stakeholdersStrong attention to detail and commitment to following established proceduresFluent English, both written and spokenFrench is considered an advantageWillingness to work in an on-site environmentEligibility for security clearance is required.WHAT YOU WILL DOAs a Galileo Ground Segment Maintenance & System Administrator, you will support the daily operation and maintenance of the Galileo Ground Segment, ensuring compliance with established configuration management, maintenance, and operational procedures.Operations & MaintenanceProvide daily technical support to project operationsEnsure compliance with established configuration management, maintenance, and operational proceduresSupport the identification, investigation and mitigation of operational problemsMonitor and follow up on anomalies,



maintenance activities, and corrective and preventive actionsSupport on-site coordination activities aimed at identifying and resolving operational issuesParticipate in Anomaly Review Boards (ARBs) and support customer-facing activitiesMonitor the status of anomalies and ensure appropriate follow-up of corrective and preventive actionsManage Change Control Requests (CCRs)Prepare the required deployment and release documentationSupport configuration management activities and ensure that changes are properly documented and implementedSoftware Releases & Data ActivitiesCoordinate software release activitiesSupport operational data extraction and analysisContribute to the preparation and execution of deployment activitiesSupport on-site test campaignsAssist with the preparation and execution of operational and maintenance activitiesCollaborate with project teams and relevant stakeholders to ensure successful implementation of planned activitiesCONTRACT & BENEFITSThe successful candidate will be offered a full-time contract, with a competitive salary package reflecting skills and experience and aligned with the company's salary scale.Additional benefits include:Team-building and extracurricular activitiesFlexible working hours, where compatible with project requirementsOpportunities for professional growth within the project and across ESYENWORK LOCATIONMadrid – GSMC-ES, SpainThis is a full-time, on-site position.Salary range: €30,000 - €55,000 gross annual salary, depending on relevant experience and qualifications.The offer is open to candidates of all genders in compliance with Law No. ****** and Law No. ******.
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📌 Galileo System Administrator (Madrid)
🏢 ESYEN
📍 Madrid