Water Treatment Key Account Manager

Water Treatment Account Manager - Berkshire

Ref: 4238Tuesday 3 November 2026

£45,000 - £65,000

An established international Water Treatment company is looking to recruit an experienced Key Account Manager to manage and develop a portfolio of industrial Water Treatment customers across Slough, London and the South East.

The successful candidate will be responsible for managing existing client relationships, identifying opportunities for additional business and providing technical support across a range of industrial Water Treatment applications.

This is an excellent opportunity for an experienced Water Treatment Account Manager, Sales Engineer or Technical Sales professional looking to join a well-established organisation with a strong market presence and opportunities for career development.

Key Responsibilities

  • Manage and develop an established portfolio of industrial Water Treatment accounts throughout the designated territory.
  • Build and maintain strong relationships with existing customers, ensuring high levels of service and customer retention.
  • Identify and develop new business opportunities within existing accounts and prospective customers.
  • Provide technical advice and support relating to industrial Water Treatment programmes.
  • Carry out regular site visits, technical surveys and customer reviews.
  • Monitor and optimise chemical treatment programmes for cooling towers, steam boilers and closed-loop systems.
  • Analyse water treatment results, identify potential problems and recommend appropriate corrective actions.
  • Prepare technical proposals, quotations and commercial agreements.
  • Work closely with service engineers and technical support teams to ensure customer requirements are met.
  • Achieve agreed sales, revenue and account growth targets.
  • Maintain accurate records of customer activity, sales opportunities and account performance.

Experience & Qualifications

  • Previous experience in industrial Water Treatment is essential.
  • Experience managing customer accounts or developing business within the Water Treatment industry.
  • Strong technical knowledge of cooling towers, steam boilers, closed systems and associated chemical treatment programmes.
  • An understanding of water chemistry, corrosion control, scale prevention and microbiological control.
  • Commercial awareness with the ability to identify and develop sales opportunities.
  • Excellent communication, relationship management and negotiation skills.
  • Ability to work independently and manage a regional customer portfolio.
  • A relevant technical or scientific qualification would be advantageous.
  • Full UK driving licence.

Applications are welcomed from experienced Water Treatment Account Managers, Technical Sales Engineers and Service Chemists looking to progress into a more commercially focused role.

Salary & Benefits

  • Competitive basic salary, £45K - £55K
  • Performance-related bonus.
  • Company car.
  • Opportunity to work with an established international Water Treatment organisation.
  • Ongoing technical training and career development.
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