Senior C&I Engineer – Functional Design

Responsibilities

• Lead the development of C&I functional specifications for systems across the RR SMR plant
• Capture, structure and define plant control functions and translate them into implementable system requirements
• Support the development of the plant operating philosophy and ensure functional requirements align with overarching plant needs
• Develop well‑defined functional designs that articulate complex system interactions and dependencies
• Collaborate with C&I architects, system owners, plant engineering teams and modelling & simulation teams
• Lead work packages, including work breakdown, planning and delivery
• Support technical decision‑making and ensure alignment across multidisciplinary teams
• Produce clear functional documentation, diagrams, descriptions and structured design justifications
• Contribute to verification and validation of functional designs and requirements
• Present functional designs and decisions to technical and non‑technical stakeholders
• Mentor and support junior engineers within the C&I function

Requirements

• Experience of power plant operation and control, or equivalent industrial experience in system/plant control
• Strong understanding of control theory and its application to complex systems
• Experience producing functional designs and specifications for C&I systems
• Knowledge of C&I lifecycle activities including V&V, commissioning and maintenance
• Understanding of designing systems resilient to faults (redundancy, diversity, defensive design principles)
• Knowledge of key C&I standards such as IEC 61508, IEC 61513 and IEC 61226, or equivalents from other safety‑critical industries
• Strong systems engineering capability, including requirements management, interface management and structured problem‑solving
• Experience with MBSE and requirements tools such as Capella (preferred), DOORS or Polarion
• Degree in electrical, control, instrumentation, systems engineering or related technical discipline (or equivalent experience)

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