Senior Key Account Manager

Company: The MSS Group
Apply for the Senior Key Account Manager
Location: Cardiff
Job Description:

MSS Water, part of the RSK Group, are recruiting for a Senior Key Account Manager to join the team based in Cardiff, UK. This is a full-time, permanent position.

Key Responsibilities

  • Mentor and provide guidance to Key Account Managers and Junior Key Account Managers, helping them to develop their skills, knowledge, and strategies for managing key accounts effectively.
  • Ensure the fulfillment of contractual obligations, surpassing client expectations and maintaining high standards of service.
  • Oversee the Profit & Loss (P&L) of key accounts, ensuring financial health and profitability.
  • Manage and supervise the daily operational activities of key accounts, aligning with contractual requirements and financial objectives.
  • Assist in coordinating and facilitating internal and external audits, ensuring compliance with industry standards, including Legionella Control Association guidelines.

Qualifications and Experience

  • Experience in mentorship and development of account management teams, fostering a culture of learning and professional growth.
  • Extensive experience and deep understanding of the water and chemical treatment industry.
  • Experience in assisting with internal and external audits, including knowledge of standards set by bodies like the Legionella Control Association.
  • Proven team management and leadership skills.

Salary and Benefits

  • Car allowance
  • Salary sacrifice for purchase of electric vehicles
  • Smart Health/digital GP service
  • Permanent additional day’ annual leave for 5, 10 & 15 years – MSS
  • For the year only – additional day’ annual leave for 10, 20, 30, 40 & 50 years – RSK
  • Cycle to work scheme.
  • Wellbeing ambassadors – network of internal mental health first aiders
  • Gym/lifestyle discounts
  • Bereavement counselling
  • Life assurance – 3 x annual salary payment for death in service

RSK Group is an equal opportunities employer.

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Posted: June 12th, 2026