Principal EC&I Engineer

Principal EC&I Engineer - Nuclear Infrastructure

Location: Glasgow (Hybrid - ideally 2 days per week on site)
Contract: 12‑month contract
Security Clearance: ability to obtain SC clearance

We are supporting a major UK nuclear infrastructure programme in the appointment of a Principal EC&I Engineer to act as Electrical Lead.

This is a senior, hands‑on leadership role, responsible for the delivery of nuclear safety‑implicated EC&I design across new infrastructure works within a highly regulated environment.

Key Responsibilities

Act as Electrical Lead for scheme design on nuclear safety‑implicated infrastructure.
Lead and coordinate EC&I design activities including:
HV and LV power systems
Traditional building services electrical design
Specialist communications and control systems
Provide day‑to‑day leadership for a team of 5-6 electrical engineers, ensuring alignment with programme milestones.
Ensure the team is working on the right activities at the right time, maintaining technical quality and schedule adherence.
Produce technical scopes, including resource loading, to support design changes and client requests.
Manage design assumptions, technical risks, and interfaces.
Control and manage design change processes in line with nuclear governance requirements.
Deliver design outputs fully aligned with client, regulatory and nuclear safety expectations.

Required Experience

Proven experience in EC&I design leadership within building services or infrastructure environments.
Experience working on nuclear or highly regulated projects (defence, rail, utilities, pharma also considered).
Strong understanding of HV/LV systems, building services electrical design and associated standards.
Demonstrable experience leading multi‑disciplinary engineering teams.
Comfortable working within formal change control and assurance frameworks.
Eligible for UK SC Clearance.

Why Apply?

High‑profile, long‑term nuclear infrastructure programme.
Clear leadership remit with real influence over technical delivery.
Flexible hybrid working arrangements.
Strong contract length and continuity.Please click 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

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 | OC(phone number removed) England and Wales
Only candidates based in UK and eligible to work in UK are allowed