**Description**

Leidos is seeking a **Principal** **Software Architect** to join the **Air Traffic Business Area within the Homeland Sector** , supporting the development of the Leidos Common Automation Platform (L-CAP) and Common Baseline. L-CAP is a mission-critical, future-ready automation solution built on a hybrid cloud data mesh architecture. As a member of a large-scale, Scaled Agile software development organization, you will play a central role in shaping next-generation air traffic automation capabilities by bridging mission needs, systems engineering rigor, and Agile software delivery.

In this role, you will serve as the Software Architect and lead the design and evolution of scalable, secure, and high-performance systems. This role combines deep technical expertise with strategic thinking, guiding engineering teams in building robust architectures that align with business goals. This position is intended for experienced practitioners who can balance inno...