Senior CE&I Engineer - Safety Systems / Engineered Protection Systems
51-55ph Inside IR35
Hybrid - 3 Days Warrington Office / 2 Days Remote
We're seeking a Senior CE&I Engineer to join the MSSS SEP Machines project at Hinton House, Warrington – supporting the delivery of complex, safety‑critical systems for one of the UK's leading nuclear programmes. This is an exciting opportunity to play a key role in the design and substantiation of engineered protection systems, contributing directly to the SEP1 Design Justification Report. You'll be part of a collaborative, high‑performing team tackling some of the most technically challenging CE&I problems in the sector.
The Role
* Deliver work packages across a broad CE&I scope on all three SEP Machines.
* Produce and/or check safety system deliverables supporting nuclear safety cases.
* Develop and review functional safety design substantiation for systems up to SIL1, in line with IEC 61508.
* Provide fit‑for‑purpose design solutions, ensuring alignment with cost, schedule, and quality targets.
* Communicate effectively with stakeholders, integrators, and project teams across disciplines.
Essential Experience
* Nuclear experience is essential – Sellafield project experience highly desirable.
* Preferred CEng/IEng status (or equivalent).
* Proven background in Functional Safety and Safety Case substantiation.
* Working knowledge of CDM, PUWER, BS13849/62061, BS7671, and UKCA/CE requirements.
* Skilled in checking engineering drawings and applying relevant standards.
Desirable
* Experienced in design risk assessments, method statements, and O&M documentation.
* Familiar with PLC/SCADA systems and industrial network architecture.
* Strong problem‑solving ability with an evidence‑ and risk‑based engineering mindset.
Location: Hinton House, Warrington (Hybrid – 3 Days Office / 2 Remote)
Rate: 51‑55 per hour (Inside IR35)
Sector: Nuclear – Engineered Protection Systems
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