Principal System Engineer

Senior & Principal Systems Engineers - Complex Safety-Critical Systems South Buckinghamshire / Middlesex / Berkshire / West London (Hybrid) When the margin for error is zero , the engineering has to be exceptional. We’re supporting a world-renowned engineering business entering an exciting growth phase after securing several major programmes of work. As part of this expansion, we’re looking for experienced Systems Engineers — from Senior through to Principal level — who want to apply their expertise to some of the most advanced and safety-critical mechanical and electronic systems in the world. You’ll be joining a team where Systems Engineering is at the core of everything — from concept definition and architecture design through to verification, validation, and long-term in-service support. What makes this different? The projects you’ll work on are mission-critical — integrating complex mechanical, electrical, and software systems that must perform flawlessly every time. You’ll have the scope to shape architectures, lead technical governance, and influence product strategy across multi-disciplinary teams. Model-Based Systems Engineering (MBSE) is central to how this organisation designs, validates, and sustains its systems — and they’re investing heavily in advancing this capability. You’ll bring: Experience in Systems Engineering within high-integrity environments such as Aerospace & Defence / Space Systems / Safety-Critical Automotive / Transportation Services / Industrial Automation / Robotics / Mechatronics / Marine Subsea Systems etc Expertise in requirements management, architecture definition, and verification planning. Experience using SysML/UML and MBSE tools. The ability to lead technically — mentoring others while guiding system-level decisions. If you’ve been waiting for a role where your decisions genuinely safeguard lives, this is it. For a confidential discussion about the projects, structure and progression available, message me directly or apply here.

Location: Uxbridge, UK, GB

Posted Date: 11/5/2025