Job Title: Senior EC&I Design Engineer Location: Sellafield, Cumbria, UK Job Type: Permanent Overview I am currently recruiting for a Senior Electrical, Control & Instrumentation (EC&I) Design Engineer to join a leading engineering team supporting critical projects at Sellafield. This role offers the opportunity to work on highly regulated, safety‑critical systems within one of the UK's most complex and secure environments. You will play a key role in the design and delivery of EC&I systems across a variety of projects, ensuring compliance with stringent industry and regulatory standards. The position involves close collaboration with multidisciplinary teams, including regular interfacing with commissioning teams to ensure seamless transition from design through to implementation and operation. Key Responsibilities

Lead and deliver EC&I design activities for complex, high‑integrity systems Produce and review technical documentation including:

Control system architecture Wiring diagrams and loop drawings Instrument specifications and data sheets Functional design specifications (FDS)

Ensure all designs comply with relevant industry standards, safety cases, and regulatory requirements Interface closely with commissioning teams to support testing, validation, and system handover Participate in design reviews, HAZOPs, and safety assessments Provide technical guidance and mentorship to junior engineers where required Liaise with stakeholders, clients, and multidisciplinary teams to ensure project alignment

Key Requirements

5+ years' experience as an EC&I Design Engineer Background in highly regulated industries such as nuclear, oil & gas, chemical, or similar Experience working within strict regulatory and safety frameworks Proven ability to produce high‑quality design documentation Strong communication skills and experience working with commissioning teams

Desirable Skills & Experience

Previous experience working on nuclear sites or Sellafield projects Familiarity with relevant standards (e.g., IEC, BS, safety integrity levels – SIL) Experience with functional safety and safety lifecycle processes Chartered Engineer status or working towards accreditation

What's on offer

Opportunity to work on nationally significant projects Collaborative and safety‑focused working environment Career progression and professional development opportunities

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