Mechanical Supervisor (NG Substations)

  • Winshall
  • 28/04/2026
Contract Construction Site Manager

Job Description

Winshall are seeking a Mechanical Site Supervisor to join the company to work on hV substation projects across the UK.

The role involves installation in a high-voltage environment, adhering to National Grid safety standards. You will be responsible for the supervision of site activities and assisting the site manager to ensure compliance with:

  • Health, safety and environmental requirements
  • Quality procedures
  • Programme compliance
  • Site documentation procedures
  • Site records

You will need to complete quality documentation, ensure daily inspections are carried out and assist with site inductions. You must have previous experience working on National Grid projects.

  • Requirements also include
  • SSSTS/SMSTS and National Grid Competent Person
  • Strong communication skills are required along with problem solving abilities and anticipating complications.
  • You are expected to have a good understanding of computer literacy
  • Rate neg plus working away allowance