Maintenance Assistant - Substations

National Grid; Melksham; On-site; GBP 32,000 - 39,000; Full time

Benefits offered by this job

Company vehicle from home to work

Job summary

National Grid is seeking a Maintenance Assistant to inspect and maintain high-voltage equipment across substations. You will travel between sites in a company vehicle, enable access for contractors, and perform routine checks following digital work instructions on an iPad.

The role suits practical, outdoors‑oriented individuals who work to targets and safety procedures, with a full UK driving licence and the ability to live within 30 minutes of Gloucester or Melksham.

Qualifications

• Experience inspecting and maintaining equipment in an industrial/operational setting.
• Able to work to targets and safety procedures with attention to detail.
• Can operate a laptop and iPad to follow digital work instructions.
• Full UK driving licence and live within 30 minutes of Gloucester or Melksham.

Responsibilities

• Inspect and maintain high-voltage equipment across substations.
• Provide access for third-party contractors and coordinate on site.
• Perform site routines and condition monitoring following digital work instructions on an iPad.
• Travel between substations using the company vehicle and use tools confidently.

Skills

Industrial environment

Safety procedures

Attention to detail

Digital devices (iPad/laptop)

UK driving licence

Tools

iPad

Laptop

Company vehicle

Job description

Join National Grid and start a career in the electricity industry?

We're looking for a practically skilled, can-do individual to join our team as a Maintenance Assistant on high-voltage equipment. No two days are the same - you'll be out in the field, travelling between substations in a company electric vehicle, inspecting and maintaining the equipment that keeps the UK’s power flowing. From spotting early signs of wear to providing access on sites for 3rd party contractors. You'll live within 30 minutes travel of Gloucester GL2 9PF or Melksham SN12 7QF.

This is a role for people who like to work outdoors, think on their feet, and take pride in doing the job right. You'll undertake site routines and condition monitoring of substation equipment by following digital work instructions on an iPad, use tools with confidence, and know how to spot when something’s not quite right. It can be repetitive, but always important. We'll give you everything you need - training, tools and PPE, and the support to build a long-term career in the energy sector. All you need to bring is practical know-how, reliability, and a willingness to learn.

Qualifications, Skills and Experience

• Worked in an industrial or operational environment, have practical skills for inspecting/checking equipment.
• Can work on your own to targets and deadlines, experience of working to safety procedures.
• Keen eye for detail - flagging when something’s not right.
• You can use a laptop and iPad - to follow digital work instructions.
• Full UK driving licence.
• You live within 30 minutes of Gloucester GL2 9PF or Melksham SN12 7QF.

Desirable

• Mechanical/electrical or general engineering experience.

Pay and Benefits

• A starting package of £35,194 pa + Bonus + Paid overtime + company vehicle from home to work.
• 37 Hours - Monday to Friday.
• Generous contributory pension scheme totalling up to 18%.

• 26 days annual leave plus 8 statutory days.