Principal Structural Engineer (Defence & Security) Remote (UK) with occasional site visits | Permanent | Up to £75,000 (DOE) | Security Clearance required A leading organisation working on high-impact Defence & Security programmes is looking for a Principal Structural Engineer to take technical ownership across complex, safety-critical projects. If you enjoy solving challenging engineering problems, leading teams, and seeing designs through from concept to construction, this is a strong step-up opportunity with real autonomy and influence. What you'll be doing Leading and delivering complex structural engineering work across multiple projects Acting as the senior technical authority, providing guidance, direction, and design assurance Managing and supporting design teams, including mentoring engineers Coordinating with multidisciplinary stakeholders (clients, contractors, internal engineering teams) Producing and reviewing technical reports, calculations, and design documentation Ensuring all work is delivered to required safety, quality, and compliance standards What we're looking for Significant experience delivering structural design in complex engineering environments Comfortable taking ownership as a technical lead / principal engineer (design authority mindset) Strong stakeholder management and the ability to communicate clearly at all levels Degree (or equivalent) in Structural Engineering (or a closely related discipline) Must be a British national and able to obtain/hold the appropriate UK security clearance (or already security cleared)