Administration Assistant - Substation

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At National Grid, we don’t just keep the lights on — we power possibilities. We’re looking for an organised and proactive Administrative Assistant to support our South East Substations team, working closely with the Head of Substations and colleagues across Planning, Projects, Compliance & Safety.

In this role, you’ll be at the heart of our operations, coordinating travel and accommodation, managing databases and spreadsheets, preparing clear and engaging presentations, and using Power BI to turn data into meaningful insights. You’ll also help organise meetings, from agendas to minutes, and follow up on actions, ensuring everything runs smoothly. While based at either Nursling Substation near Southampton or Lovedean Substation near Portsmouth, you’ll occasionally travel to sites across our region from Hampshire to Kent.

Requirements:

We’re after someone who thrives in a busy environment and enjoys helping a team succeed. If you are:

• A confident communicator — both written and verbal — with a friendly, professional approach.
• Exceptionally organised, with a sharp eye for detail and the ability to juggle priorities.
• Skilled in Microsoft Office (Excel, PowerPoint, Word, Outlook), and experienced with Power BI.
• A quick learner who embraces new processes and technology.
• Able to work flexibly and meet deadlines without losing your sense of humour.
• Holder of a full UK driving licence.

Pay and Benefits:

• £33,323 to £35,283 pa + Bonus + Contribution Pension total up to 18%.
• 37 Hours per week Monday to Friday
• 26 days annual leave plus 8 statutory days.
• For more company benefits click the link - Benefits | National Grid Careers

At National Grid, we value different perspectives and believe that great work happens when people feel respected, supported, and empowered. You’ll find a secure role, opportunities to develop, and a collaborative environment where you can thrive. If you’re ready to use your organisational skills to help keep the country moving, we’d love to hear from you.

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