**Job Description**
**Job Summary**
As a **Senior Principal Data Analytics Engineer** at **BAE Systems** , you will occupy a Mission Critical role at the intersection of software engineering, data analytics, and business intelligence. You will be responsible for supporting and implementing the technical vision for how we transform raw data into actionable insights, moving beyond simple pipelines to build sophisticated, production-grade analytics layers.
You will lead the transition toward a modern, self-hosted analytics infrastructure, ensuring that our data is not only accessible but also high-quality, governed, and ready for high-stakes decision-making. You will ensure that our data architecture adheres to stringent security protocols and regulatory requirements with a secure-by-design approach to data democratization.

**Key Responsibilities**

+ **Advanced Data Modeling:** Design and maintain complex data models within a **Medallion Architecture** , specia...