CeleresCeleres is a high-tech company, committed to the design, integration, and operation of complex, mission-critical applications and systems throughout the world. We perform turnkey projects, engineering services and product development for our customers, developing state-of-the-art systems in the Space, Aerospace, Energy, Scientific Facilities and Defense and Security sectors. ¿Tiene las cualificaciones y habilidades adecuadas para este trabajo? Descúbralo a continuación y pulse en "solicitar" para ser considerado. With a end-to-end approach, we seamlessly navigate the entire service cycle, from meticulous validation and ongoing maintenance to effective obsolescence management.

Job description
Celeres is a high-tech engineering company specialising in the design, integration and operation of complex, mission-critical systems and applications worldwide. We deliver turnkey projects, engineering services and advanced technological solutions across the Space, Aerospace, Energy, Scientific Facilities and Defence & Security sectors. Our end-to-end approach covers the entire system lifecycle, from initial design and development to validation, maintenance and obsolescence management. The role: With extensive experience in the space industry, Celeres develops launch vehicle systems, including the Ariane family, as well as Ground Control & Command systems for launchers and Earth observation satellites, serving both civil and military applications. We are looking for a Senior Engineer for Ground Segment Development to join our engineering team and contribute to the development of a mission control centre for a European spacecraft. In this role, you will be involved in the design, integration and configuration of space mission control and data preparation systems based on the EGS-CC (European Ground Systems – Common Core)



architecture, supporting the monitoring and control of the spacecraft. Position activities: Your main responsibilities will include: System Integration & Configuration: Integrate, configure and customize EGS-CC components to develop mission-specific ground control systems (EGSE/MCS).
Software Development & Extension: Develop custom adapters, plugins and extensions within the Java/OSGi framework to adapt EGS-CC functionalities to specific space mission requirements. Data Modelling: Define, validate and maintain mission database models using the EGS-CC Conceptual Data Model (CDM) and Eclipse Modeling Framework (EMF).
Verification & Testing: Perform Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT) and end-to-end validation of mission control systems. Technical Documentation: Prepare and maintain design documentation, Interface Control Documents (ICDs), test plans and procedures in accordance with space software engineering guidelines. Technical Leadership & Mentoring: Act as a subject matter expert on EGS-CC standards and technologies, providing technical guidance to junior engineers and collaborating with ESA and industry consortium stakeholders. RequirementsYour profile: Degree in Computer Engineering, Telecommunications Engineering or a related technical discipline. At least 5 years of professional experience in software engineering.



Strong proficiency in Java development and component-based modular architectures using OSGi (Apache Karaf/Felix).
Experience with Model-Driven Engineering, particularly Eclipse Modeling Framework (EMF), Eclipse RCP and XML/JSON data modelling schemas. Solid understanding of ECSS standards, particularly ECSS-E-ST-70-41 and Packet Utilisation Standard (PUS), as well as spacecraft telemetry and telecommand (TM/TC) processing. Familiarity with modern Web UI technologies, including ReactJS, Redux and TypeScript. Experience with DevOps practices, Docker and CI/CD pipelines. Strong analytical and problem-solving skills, particularly when troubleshooting complex middleware and distributed software architectures. Ability to work effectively in multicultural, multi-company engineering teams and international project environments. High level of English (B2). Nice to have: At least 3 years of direct experience working with the EGS-CC kernel, EGS-CC web components or CDM modelling tools. Previous experience working on European space programmes. Knowledge of ground segment systems and spacecraft mission operations. What do

we offer
? Stability: A full-time position with a permanent contract. Challenging projects: The opportunity to work on cutting-edge technological projects with international impact. Work-life balance: Adaptable

working hours
and a hybrid working model. Professional growth: Access to exclusive discounts on training programmes with UOC and opportunities for continuous learning and development. Flexible

benefits:
A Flexible Compensation Plan tailored to your needs, including Ticket Restaurant and the option to purchase additional holidays. xiphteb Wellbeing & workplace: Modern, well-connected headquarters in Barcelona, with a welcoming working environment

📌 Senior Engineer for Ground Segment development (Barcelona)
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