Principal EC&I Engineer

Millbank Holdings; Pippin Street; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading UK nuclear engineering organization is seeking a Principal EC&I Engineer to oversee the design and delivery of complex Electrical, Control, and Instrumentation (EC&I) systems across major nuclear projects. This role emphasizes technical leadership and safety compliance. The ideal candidate will have a degree in Electrical Engineering, extensive EC&I experience in regulated industries, and preferred Chartered Engineer status. This position offers a hybrid work model based in the UK.

Qualifications

• Degree in Electrical Engineering or related discipline.
• Chartered Engineer (CEng) status preferred or in progress.
• Extensive experience in EC&I system design and delivery.

Responsibilities

• Lead design and implementation of EC&I systems across nuclear projects.
• Provide technical guidance and act as subject-matter expert.
• Ensure compliance with regulatory, safety, and quality standards.

Skills

EC&I system design

Technical leadership

Stakeholder management

Project delivery

Education

Degree in Electrical Engineering

Chartered Engineer status (CEng)

Tools

PLCs

SCADA

Instrumentation technologies

Power distribution systems

Job description

Job Title: Principal EC&I Engineer

Locations (Hybrid): Warrington, Preston, Hull
Hours: 37.5 hours per week
Rate: £63.00 - 81.00 per hour (Umbrella / PAYE)
Duration: 12 months minimum (ongoing likely)
Clearance: Ideally SC cleared but not essential (must be able to obtain BS clearance)

About the Company

We are a leading UK nuclear engineering organisation, delivering solutions across decommissioning, new build, defence, and operations. We are at the forefront of nuclear innovation, combining technical excellence with a culture of safety, compliance, and collaboration.

Role Overview

We are seeking a Principal EC&I Engineer to lead the design and delivery of complex Electrical, Control, and Instrumentation (EC&I) systems across major nuclear projects. This role provides technical leadership, mentorship, and strategic direction while ensuring compliance with safety, quality, and regulatory standards.

Key Responsibilities

• Lead the design, development, and implementation of EC&I systems across nuclear projects.
• Provide technical expertise and guidance to engineering teams and act as a subject‑matter expert.
• Ensure EC&I solutions meet regulatory, safety, and quality standards.
• Oversee project progress, resolve technical issues, and make strategic decisions.
• Collaborate with internal teams, external contractors, and regulatory bodies.
• Mentor junior engineers and support continuous technical development within the team.
• Manage stakeholders effectively, aligning technical solutions with project objectives.

Requirements

• Degree in Electrical Engineering, Control Engineering, or related discipline.
• Chartered Engineer (CEng) status preferred or working towards it.
• Extensive experience in EC&I system design and delivery within regulated industries (nuclear, energy, or defence).
• Strong knowledge of PLCs, SCADA, instrumentation technologies, and power distribution systems.
• Proven track record of leadership, project delivery, and stakeholder management.
• Understanding of nuclear safety standards, regulatory compliance, and technical governance.
• Security Clearance: Must be able to achieve and maintain SC clearance.

Equal Opportunities

Millbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from under‑represented groups to apply.

We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate.