Overview Location: Staffordshire based Working Pattern: Hybrid Sector: Special Purpose Machinery / Highly Regulated Engineering We are seeking an experienced Principal EC&I Engineer to take technical ownership of complex special purpose machinery projects. This is a senior, hands‑off leadership role suited to someone comfortable operating with autonomy, managing projects from concept through to manufacture, commissioning and handover. While nuclear or highly regulated industry experience is desirable, we are equally open to senior EC&I professionals from a special purpose machinery background who understand high‑integrity systems, safety‑critical design and regulated delivery environments. Key Responsibilities Full technical ownership of EC&I work packages for complex machinery systems Translate design input requirements into compliant, buildable engineering solutions Lead and mentor EC&I engineers and designers across project lifecycles Deliver projects to agreed cost, quality and programme constraints Produce and approve EC&I deliverables including schematics, calculations, FDS, software documentation, cable schedules and test documentation Act as the senior EC&I interface across mechanical, manufacturing, commissioning and client teams Ensure compliance with UK H&S legislation and applicable industry standards Support manufacturing through to site installation, testing and client handover Lead and participate in design reviews, HAZOPs and technical assurance activities Manage change control, technical risk and variation identification Essential Experience & Skills Degree qualified in Electrical / Control Engineering (or equivalent experience) Significant senior‑level EC&I experience within special purpose machinery, automation or complex engineered systems Proven ability to run projects independently with minimal supervision Experience working in highly regulated environments (nuclear, defence, pharma, oil & gas, etc.) Strong knowledge of electrical design, control systems and instrumentation Confident technical authority capable of making and defending engineering decisions Experience leading engineering teams and interfacing with multiple disciplines Desirable Nuclear industry exposure Chartered Engineer or working towards Knowledge of functional safety standards (e.g. IEC 61508) Why This Role? This is a true Principal‑level position - not a hands‑on design support role. You will be trusted to own projects, shape technical direction and deliver high‑value engineered solutions with minimal oversight. Ready to take the next step in your career? Apply now and make your impact count Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Progressive please visit www.progressiverecruitment.com Progressive Recruitment, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales