WCS Group leads the Water Treatment and Water Hygiene division of Marlowe Critical Services. We are the UK's largest water safety specialist providing mandatory water, environmental, heating/cooling and related water engineering safety and compliance - nationally. We get the best water treatment and hygiene jobs because we employ the best people. So, were always recruiting, training and investing in existing and new talent.

At a glance


800+ staff


33+ of the top 100 UK universities


7,000+ customers


25% of all UK commercial swimming pools


3,000+ major industrial sites


7 sports stadia including Premiership


8 UK airports


2,500+ NHS sites and care homes


15,0000 social houses

You don't have to be a water engineer to work here.

Our administrators, project managers, contract managers, sales, marketing, laboratory, warehouse and service staff work on customer needs up and down the country including many famous buildings.


Our culture, core values and career pathways.

What sets WCS Group apart is our team; our most valuable asset, and we treat them as such. For people who meet our cultural imperatives; excellent customer service, doing the right thing, right first time, honouring our promises, empathetic in outlook, confident and 'Can Do' but flexible approach, and always learning, WCS Group is a happy and rewarding place to work.

Our Values

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We work hard to earn and retain trust and respect We also always deliver on our promises.

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From the speed of response, access to technical insights and utmost consideration for other people, business and the environment

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We value the ability of our staff and company to honour commitments to customers and each other and continually Learn and improve.

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We are dependable not only for the solutions we provide, but also for how we carefully manage the relationships we develop.

Live Vacancies

Trainee Closed System Consultant

Location: North West


We are looking for a Trainee Closed System Consultant to join the sales team for WCS Services Ltd.

The successful candidate will need to have Closed System knowledge as you will be carrying out checks and tests on the systems. Due to the nature of the role you will need to have good knowledge in chemistry and show a willingness to learn. Demonstrate you can work to British Standards for the Closed Systems. Able to learn at pace but also have a good eye for detail as you will be completing paperwork and dosing of Closed Systems.

You will be trained to complete paperwork and quoting for works to be done on the systems. You will need to learn the written analysis and quotes part of the role but able to carry out the practical side.

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Topics: Sales, England

Sales Engineer North East

Location: Newcastle or North East

WCS Environmental Ltd are looking for a talented individual to lead their efforts in establishing and retaining business growth opportunities in the north east of England. Primarily obtaining new clients and fostering business relationships to increase revenue from sales.


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Topics: Sales, England

Senior Sales/ Service Consultant London

Location: London


We are looking for an Experienced Water Treatment Sales/ Service Consultant to join the sales team for WCS Services Ltd, this will be to look after a large customer account in London. You will need to be proactive in your approach to help service the existing customers for the water hygiene and water treatment requirements and create long term relationships. You will need to attend review meetings as and when required and liaise with other department within the company Alongside this you will need to also gain new sales opportunities and carry out service work on various water systems.

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Topics: Sales, England

We are always looking for new talent

If you cannot see a vacancy for you now, submit your CV to our talent pool to be considered for future vacancies.

Submit your CV now