Administrator - Part time

Help us make a difference as an Administrator.

A quick look at the role
We’re looking for a dedicated and detail-oriented Key Account Administrator to support our hazardous waste management services for Hinkley Point C. Working closely with our Cardiff team, HPC Operations, and client stakeholders, you’ll ensure all hazardous waste service requests are managed efficiently and compliantly.

Hours: Monday to Friday, 20 hours per week. You can spread your hours flexibly across the week, but we require site presence each weekday.

Your core responsibilities

• Handle incoming calls and emails promptly and professionally, ensuring excellent customer service.
• Accurately process hazardous waste service requests and ensure data is correctly uploaded into systems.
• Work with clients and colleagues to achieve first-contact resolution where possible.
• Build and maintain strong working relationships with internal and external stakeholders.
• Track client service activity to ensure accurate invoicing and timely reporting.
• Support internalisation and improvement projects in line with both client and company goals.

Our essential requirements

• Minimum GCSE (or equivalent) in Maths and English.
• Strong computer literacy, with solid experience in Microsoft Excel.
• Proven experience in a customer service or administrative environment.
• Excellent communication, time-management, and organisational skills.
• A proactive and adaptable approach with the ability to multitask and meet strict deadlines.

And here’s why you’ll love it at Biffa.

• Ongoing career development, training and coaching – Because if you don’t grow, we don’t grow.
• Competitive salary.
• Generous pension scheme.
• Retail and leisure discounts.
• Holiday and travel discounts.
• Life cover.

Changing the way people think about waste.

At Biffa, we love working with waste. Whether we’re turning it into sustainable power, finding new ways to recycle it or simply keeping it off the streets, we believe every day is an opportunity to improve the lives of millions. It’s a view that’s shared by our 11,500+ people around the country, who trust us to provide them with a career that’s always rewarding, often challenging, but never dull. And it’s why we’re the UK’s No. 1 choice for business waste management.

Dedicated to diversity.

Being inclusive is core to our culture at Biffa; we believe different ideas, perspectives and backgrounds are key to developing a creative and effective working environment that represents our communities and generates the best outcomes for colleagues, customers and stakeholders, which is why you’ll find us championing diversity, equity and inclusion at every turn.