Site Supervisor - National Grid Substation (TP137)

Location: Cowley, Oxford

Our client, a leading organisation within the UK power and infrastructure sector, is currently seeking an experienced Site Supervisor to support works on a National Grid substation project in Cowley, Oxford. This is an excellent opportunity for a highly competent professional with proven experience in high-voltage environments.

As a Site Supervisor, you will be responsible for overseeing on-site operations, ensuring all works are delivered safely, efficiently, and in line with National Grid standards and project requirements.

Candidates must hold the following certifications and competencies:

• TP137 - National Grid Competent Person / Site Supervisor
• EUSR or CSCS (Supervisor Level)
• SMSTS (Site Management Safety Training Scheme) or SSSTS
• Temporary Works Coordinator (TWC) or Temporary Works Supervisor (TWS)
• NGET Substation Competencies, including (where applicable):
  • SR 163
  • Impressed Voltage Management Training
  • National Grid Person Authorisation
• HSG47 - Avoiding Danger from Underground Services
• Asbestos Awareness
• First Aid at Work (or Emergency First Aid minimum)

• Full UK driving licence
• Flexible approach to working hours, including weekends or extended shifts if required
• Strong ability to collaborate with client teams, designers, and multiple contractors
• Proven experience working within National Grid or high-voltage substation environments

• Location: Cowley, Oxford
• Start Date: Immediate (urgent requirement due to client instruction)
• Rate: -450 per day (Umbrella)

If you meet the above criteria and are available for an immediate start, we encourage you to apply today or contact us for more information.