Senior Spacecraft Systems Architect

ALTEN in London is seeking an experienced System Architect to define and oversee the technical architecture of a major spacecraft mission. You will shape end-to-end system design and ensure seamless integration across electrical, mechanical, RF, software, thermal, and payload domains.

You will lead system-level concept development, maintain baselines, and produce detailed specifications. The role requires space industry expertise, MBSE tooling knowledge, and the ability to coordinate across

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