Mitie

Installation and Service Engineer

RG1 1LZ

Key information

Pay
Salary not listed
Hours
Full-time
Contract
Permanent
Posted date
22 Oct 2026
Closing date
21 Nov 2026

About this role

ROLE

Installation and Service Engineer

HOURS

40 hours a week

LOCATION

Mobile / Field Based (Reading)SALARY

£35,000-£40,000

At Mitie, our people are our greatest strength, and our promise is to create a place to work where you can thrive and be your best every day.

We're looking for an Install / Service Engineer who will be responsible for the installation, commissioning, servicing and maintenance of a wide range of water treatment equipment across commercial and industrial customer sites.

The role is field based and involves travelling to customer locations to provide technical support, diagnose faults, complete repairs and preventative maintenance, and ensure water treatment systems operate safely, efficiently and reliably.

The Engineer will work both independently and alongside colleagues, customers and site teams, providing a professional service and using sound technical judgement to resolve issues effectively.

Equipment and systems supported may include

-Chlorine Dioxide (ClO₂) dosing systems.

-Chlorine (Cl₂) dosing systems.

-Genox dosing plants.

-Chemical dosing equipment.

-Water softeners.

-Reverse Osmosis (RO) systems.

-Boiler water treatment systems.

-Cooling tower water treatment systems.

-Associated water treatment equipment and controls.

Role Responsibilities

-Installing, commissioning, and testing water treatment equipment at commercial and industrial customer sites.

-Carrying out planned preventative maintenance, routine servicing, and repairs to ensure equipment operates efficiently.

-Monitoring water treatment systems, assessing performance and water quality, and addressing operational issues.

-Diagnosing and resolving mechanical, electrical, and water treatment equipment faults while providing technical support to customers.

-Maintaining accurate service records, ensuring compliance with health and safety standards, and building positive customer relationships while travelling to client sites as required.

Required Qualifications

-Proven experience servicing, maintaining, installing, and fault-finding on technical equipment, ideally within water treatment systems and associated equipment.

-Strong technical and problem-solving skills, with the ability to diagnose faults, perform preventative maintenance, and work safely with mechanical, electrical, and chemical dosing systems.

-Professional, customer-focused, and self-motivated, with strong communication skills, attention to detail, the ability to work independently or as part of a team, and a willingness to travel to customer sites.

What's in it for you?

-High street discounts from thousands of well-known retailers, gyms and more via our MiDeals platform.

-Life cover of up to four times your salary.

-Enhanced pension contributions, a save-as-you-earn scheme, and a Mitie Matching Share Plan (with the potential for free shares).