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