Overview

We are a diverse, collaborative engineering services provider with a strong focus on national security programmes. As the Principal Systems Engineer in our Advanced Engineering Delivery & Consultancy practice you will work on high‑profile projects that protect the UK across land, sea, air and critical national infrastructure. The role offers genuine variety—from early concept design through integration and delivery—as well as the opportunity to lead technical teams, guide decision‑making and ensure that all components fit seamlessly into the larger system.

Your work will be underpinned by Model‑Based Systems Engineering (MBSE) and will support design, analysis and verification activities using modern digital methods. You will collaborate with stakeholders at every level, from engineers to senior leaders, and provide clear technical communication to non‑engineers and decision‑makers.

We offer flexible, remote‑first working policies and an inclusi...