Role Overview

We are looking for a proactive and experienced Site Engineer to support the delivery of high-voltage (HV) and extra-high-voltage (EHV) substation projects. Acting on behalf of the design team, you will oversee the coordination and implementation of engineering designs on site — ensuring accuracy, feasibility, and alignment with project specifications across contestable and private works up to 132kV.

This is a hands-on role based primarily on construction sites, supporting the successful execution of a portfolio of complex infrastructure projects.

What will you be doing?

You will be responsible for:

Leading engineering input and coordination on site for HV and EHV substation projects

Acting as the key site contact for design-related matters, liaising between the design office, contractors, and project teams

Overseeing the implementation of the design packages issued for construction. The design packages include:

Main connection and protection single-line diagrams

Cable route designs and cable installation plans

Switchgear and transformer specifications

CT, VT, and battery charger sizing

Cable sizing and multicore termination schedules

Small power and lighting system layouts

Control room, switchroom, and substation layouts

Ensuring site activities align with:

EP engineering standards and procedures

UK legislation, industry standards, and client requirements

DNO/IDNO policies and technical specifications

Supporting the issue, clarification, and resolution of technical design documentation on site

Managing multiple live projects across various UK locations

What are we looking for?

Experience working for or with an ICP, DNO, or IDNO

Site-based project experience in EHV substation delivery up to 132kV

Strong understanding of UK and DNO infrastructure projects

Familiarity with BSEN and ENA standards

Proficiency in interpreting technical drawings

Comfortable working on active construction sites with regular travel

Strong communication, coordination, and problem-solving skills

Why join us?

At Ethical Power we are more than just a team, you’ll find a culture that values collaboration, celebrates diverse perspectives and supports growth every step of the way. Our benefits package is competitive, our work environment is flexible and our commitment to work life balance means you’ll thrive professionally and personally. We set ourselves ambitious objectives and strive to work according to our values of Innovations, Progress and Excellence.

We know that a diverse and inclusive team drives innovation, collaboration, and a deeper connection to our communities. We are actively dedicated to building a workplace where every team member can thrive and feel empowered to be their true selves. We welcome applications from all backgrounds and encourage you to bring your unique perspectives to Ethical Power. Together, we can create a better, more inclusive future for all.