Job Description:
We are looking for a Technical Lead to join a cutting-edge space project focused on Quantum Key Distribution (QKD) in Low Earth Orbit (LEO) .
In this role, you will act as the technical authority on behalf of TPZ, ensuring end-to-end system coherence across space, ground, and user segments , while leading requirements engineering, system design, and validation activities under the ECSS framework.
You will play a key role in shaping the technical backbone of a highly innovative mission, contributing directly to secure communications of the future.
Key Responsibilities
Systems Engineering
Lead and oversee system engineering activities, including high-level design of the complete LEO QKD system. Ensure technical and functional consistency across space segment (platform and quantum payload), ground segment (GCS, OGS, KMS), and user segment. Define and maintain the end-to-end system architecture and product tree. Requirements Engineering
Lead the identification, analysis, and consolidation of mission and subsystem requirements (Ground Control Segment).



Coordinate the definition of preliminary cybersecurity requirements across all segments. Support the definition of Mission Simulator requirements. Design & Development
Lead the design of Ground Control Segment subsystems and the integration of the Quantum Uplink Node and its interfaces. Contribute to the Mission Simulator design. Integration, Verification & Validation (IVV)
Define and supervise IVV plans at system and subsystem levels. Oversee verification documentation and test plan development. Ensure consistency between requirements, design, simulations, and test results. Operational Concept (CONOPS)
Lead the definition and evolution of the end-to-end operational concept. Oversee key management processes, including generation, distribution, and demand planning. Coordinate mission planning and orchestration across space and ground segments. Technical Coordination
Act as the cross-functional technical aut

📌 Technical Lead – Satellite QKD System (Barcelona)
🏢 Leonardo
📍 Barcelona