Location: Madrid / Toulouse (main office in Arganda del Rey) ️ Modality: Hybrid (60% on-site) ✈️ Frequent travel: 2–3 short trips per month (1 to 4 days) across European countries Are you ready to take on a key role in the design and operation of space mission control systems? At Exceltic, we are looking for a Senior Software Engineer specialized in Mission Control Systems (MCS) to support the definition, development, and integration of complex mission operations infrastructure for next-generation space programs. ️ Main Responsibilities Analyze and perform trade-offs on Ground Segment requirements, with flow-down to Mission Control Systems (MCS) and Supervision systems. Define Mission & Control requirements for both space infrastructure and service layers. Design the high-level software architecture for: ▪ Space mission operations and control ▪ Supervision, telemetry, and reporting systems Define implementation and testing strategies for MCS-related software subsystems. Provide technical oversight to subcontractors regarding: ▪ Architecture and design reviews ▪ Requirements compliance ▪ Development and validation processes Support the integration of subcontracted components into the full Ground Segment system. During operations, act as the technical point of contact for anomaly resolution and mission-critical troubleshooting. Requirements 3 to 5 years of relevant experience in Mission Control Systems, Ground Segment software, or similar roles. Strong knowledge of: ▪ Linux OS fundamentals ▪ Networking and distributed systems ▪ Virtualization and cloud platforms Experience in satellite communications and mission operations. Background in technology project management. Familiarity with ESA environments and tools (preferred). EU nationality and willingness to undergo EU Secret Clearance. Fluent in English (written and spoken); any other European language is a plus. Living the Exceltic experience means: ✅ Working on pioneering space projects in a multidisciplinary and multicultural environment. ✅ Enjoying a flexible compensation plan. ✅ Balancing professional ambition with personal well-being. ✅ Being part of a team that values your ideas and supports your growth. About Exceltic… Exceltic is a leading company in engineering and technology consulting, with operations in aerospace, rail, energy, IT, and industry. We are more than 500 professionals strong, with offices in Madrid, Barcelona, Valencia, and Bilbao, and projects across five continents. Join us and help shape the future with Exceltic! Ready to be part of the mission? Apply now via LinkedIn or send us your CV!