We are looking for a ​Ground Segment System Engineer​ on behalf of and in support to our client for their location in ​Arganda del Rey (Madrid), Spain or Noordwijk, The Netherlands​​.

The successful candidate will contribute to ground segment architectures supporting satellite fleet operations, mission planning, telemetry and telecommand, network management, and service delivery. The role requires a strong understanding of satellite operations and the interfaces between spacecraft, mission control systems, communications networks, and terrestrial infrastructure.

You will work with multidisciplinary engineering teams, satellite operators, system integrators, and technology suppliers to deliver reliable, scalable, and secure solutions for next-generation satellite communication services.

Please note, the successful candidate will be employed by ATG Europe (or one of its subsidiaries). Furthermore, upon selection, they will be subject to a general security screening performed by an external provider (further information will be provided at interview stage).

The successful candidate will be tasked with, but not limited to:

Ground Segment Systems Engineering

- Define and maintain ground segment system requirements, architectures, functional specifications, and interface control documents;

- Translate mission and operational needs into system-level requirements and technical solutions;

- Support end-to-end system design, including interfaces between satellites, ground stations, mission control, network management, and service delivery platforms;

- Manage technical interfaces across system elements, suppliers,



and external stakeholders; conduct trade-off analyses and architecture reviews.

Mission Control Systems (MCS)

- Specify, integrate, and validate Mission Control Systems supporting satellite constellation operations;

- Support telemetry and telecommand (TM/TC), satellite monitoring, command execution, anomaly management, and operational procedures;

- Contribute to mission planning, fleet management, automation, and operational workflow optimization;

- Integrate spacecraft control systems with ground infrastructure and operational tools.

Network Management Systems (NMS)

- Support the design and integration of Network Management Systems for satellite communication networks;

- Work on network configuration, monitoring, fault management, performance management, and service assurance;

- Coordinate interfaces between satellite network management, gateways, ground infrastructure, and terrestrial IP networks.

- Support large-scale, multi-satellite communication architectures and their operational dependencies.

Integration, Verification and Validation

- Develop system verification strategies, test plans, test procedures, and acceptance criteria;

- Coordinate integration and testing across software, hardware, network, and operational subsystems;

- Support Factory Acceptance Tests (FAT),



Site Acceptance Tests (SAT), System Integration Tests (SIT), and end-to-end validation;

- Investigate anomalies, perform root-cause analysis, and support corrective actions;

- Maintain traceability between system requirements, implementation, and verification evidence.

Operations and Continuous Improvement

- Support commissioning, operational readiness, and transition to routine constellation operations;

- Identify opportunities to improve system availability, automation, scalability, and operational efficiency;

- Contribute to system evolution, software upgrades, and integration of new constellation capabilities;

- Apply appropriate engineering standards, configuration management, cybersecurity, and lifecycle processes.

ATG is dedicated to diversity and inclusion and is an equal opportunity employer. Regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, age, handicap, or any other reason protected by relevant state or municipal legislation, we are pleased to consider all eligible candidates for employment.

At ATG Science & Engineering S.L., we are firmly committed to equal opportunities and respect for diversity.

The Equality

Plan and active policies promote to foster an inclusive environment, free from discrimination. Regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, age, handicap (+33% certificado de discapacidad), or any other reason protected by relevant state or municipal legislation, we are pleased to consider all eligible candidates for employment,

📌 Ground Segment System Engineer for IRIS² (Madrid)
🏢 ATG Europe
📍 Madrid