Job Description Principal Engineer Contract EC&I Staffordshire Outside IR35 Role:Principal Engineer (Electrical Control & Instrumentation - EC&I) Location:Hybrid Stafford office (3 days/week) & remote (2 days/week). Commutable from Stoke, Stafford, Cannock, Lichfield, Telford, Uttoxeter, Stone. Occasional customer site visits. Contract Duration:6-month contract IR35 Status:Outside IR35 Day Rate:£500 - £585 per day Clearance:Must hold a British passport (no dual nationality accepted) and be eligible for SC Security Clearance. The Role We are seeking an experiencedPrincipal EngineerorLead Engineerto manage and lead project teams, delivering essential Electrical Control & Instrumentation (EC&I) systems within thenuclear defence sector. This crucial contract role (Outside IR35) requires a professional with robust leadership skills to initiate, oversee, and lead all engineering activities across assigned projects. You will act as the primary point of contact for high-levelstakeholder engagement and management. Key aspects of the Principal Engineer role include 1. Project Leadership:Taking full charge of and leading project teams delivering electrical control systems, industrial software, and electrical safety systems. 2. Engineering