Executive Assistant jobs in United Kingdom

MWH Treatment would like to strengthen their Business support team with an Office Administrator on a temporary basis, based in our Hattersley office. You’d play a key part in ensuring the smooth running of our office and help the Executive Assistant (EA) with a variety of admin tasks.

• Mail: Sorting, scanning, filing and franking mail, including postal runs to the local post office.
• General Office: Oversee day‑to‑day tasks including coffee machine upkeep, creating office passes for new starters, maintaining and ordering office supplies, including groceries and stationery, and answering telephone professionally and courteously.
• Courier: Arrange company‑wide courier services using Inxpress software.
• Assistance: Help the EA with tasks such as expenses and time sheets for the senior leadership team.
• Archiving: Managing and processing company archives.
• Meetings: Coordinate meeting room bookings and order lunches for meetings and events as required, and book external meeting rooms when needed.
• Additional Tasks: Performing other ad hoc duties as required such as running office events/charity days, ensuring the office environment remains clean, tidy, and well‑presented, and operating internal systems and software (training provided).

This is more than just an admin role… it’s a chance to be at the heart of our Head Office and help shape a great workplace.

Contract: Temporary until 18th February 2026

Hours: 37.5 per week (Monday–Friday, 9:00am–5:00pm)

Location: Head Office, Hattersley, Greater Manchester

• Works on their own initiative
• Previous experience in a similar role
• Strong IT skills (particularly with Microsoft applications – Word/Excel)
• Excellent attention to detail
• Clear communication skills
• Adaptable and flexible

• Experience with event coordination
• Experience with courier systems