Sales Administrator

Powered by Water, Driven by Purpose
SES Business Water provides water and wastewater services for businesses across England and Scotland. Our customers include major high street retailers, supermarkets, hospitality and leisure, local and national government, NHS, independent schools, manufacturing, food processing and an international airport.
We’re proud to be part of Pennon Group, a leader in the UK water sector, working towards a greener future. Our goals? As well as lowering our carbon footprint, we’re working with partners to plant 300,000 trees, restore peatlands and supporting farmers and landowners to improve water quality and wildlife.
Whether you’re starting out or seeking a new challenge, our scale and ambition create opportunities for you to shape your own career.
Ready to make a splash? Join our team today.
Sales Administrator & Customer Retention Specialist
We’re looking for a highly organised and customer-focused individual to support our sales team and manage customer retention across our B2B client base.
Key Responsibilities
Support the full sales cycle, including documentation, contracts, and onboarding handovers
Act as a point of contact for customers and TPI partners, handling queries and ensuring excellent service
Maintain CRM pipeline and produce sales reports and forecasts
Provide administrative support across sales, contracts, and commission processing
Manage customer renewals, reduce churn, and conduct retention activity
Identify upsell/cross-sell opportunities and handle customer accounts proactively
What We’re Looking For
Strong understanding of sales processes
Excellent communication and telephone skills
Highly organised, proactive, and customer-focused
Confident using Microsoft Office (Excel skills a plus)
Why Join Us?
Join a fast-paced, collaborative team where you’ll play a key role in driving customer satisfaction and business growth.
Ready to make a difference? Join us as our Sales Administrator and help create a workplace where people thrive.
We believe in rewarding our people for their hard work and dedication. As our Sales Administrator, you'll enjoy:
Competitive Salary – Based on experience and skills
Annual Bonus Scheme – Recognising company performance
Pension Scheme – Helping you plan for your future
Flexible Working Options – We value work-life balance and offer flexible hours and hybrid working where possible
Healthcare Benefits – Access to employee assistance programs
Employee Discounts – On various products and services
Annual Leave – Take time to recharge with our holiday entitlement
Closing Date: 11th June 2026
We may close this vacancy early if we receive a high volume of applications. We encourage you to apply as soon as possible.
Please note that the successful candidate will be subject to a mandatory DBS check as part of the onboarding process.
Be yourself, we like it that way. Together, we will build a culture of belonging, where inclusion is instinctive. Diversity is our strength and a reflection of our communities. We care, we value everyone, we celebrate uniqueness.
Our core values, which are essential to our success, are:
Be Rock Solid - Build trust and be trusted. Be the one we all look to and can depend on.
Be You - We want you to bring your best everyday. Be yourself and make your mark in your individual way.
Be the Future - Embrace change. Drive Progress. Own the challenge.

- Division
- SES Business Water
- Department
- Sales and Marketing
- Locations
- Redhill
- Yearly salary
- £28,000 - £30,000
About Pennon Group
Founded in 1989, Pennon is a FTSE 250 listed company and one of the leading businesses in the UK water sector.
Serving a population of c.3.5million people and c.380,000 business customers, we're committed to supporting the lives of people and the places they love for generations to come.