Project Engineer, Environmental Engineer

Project Engineer (UK Wide) + Company Car

We are currently recruiting for a Project Engineer who will be responsible for design, estimating, and preparation and completion of quotes.

MES is one of the largest business service companies in the UK, comprising a number of brands and locations with sales run rates in excess of £250M per annum. In the UK we provide a range of business services from air and ventilation compliance, health and safety compliance, fire safety and security services, asbestos management, water treatment and hygiene, and training.

• Project execution, including coordination, installation (M&E), start‑up, and commissioning; participate and coordinate stakeholders to adhere to engineering processes and team performance plans.
• Support existing and new customers with project management of water treatment equipment on their sites, ensuring work is delivered within the agreed budget, timeline, and requirements. Attend client meetings and communicate progress at all stages, highlighting any scope changes.
• Prepare, schedule, and supervise customer sites (installation and commissioning) by sub‑contractors and internal employees. Capture success criteria during commissioning, hand over, and complete all paperwork. Attend engineering meetings and share continuous improvement learning within the group, assisting in ISO audits.
• Ensure compliance with all company Health, Safety and Environmental policies.

• Engineering degree or equivalent background.
• Previous experience working on water hygiene equipment or project management.

We provide a virtual GP for you and your household, financial wellbeing support through our Salary Finance scheme, and flexible lifestyle benefits via the Choices platform. You may purchase up to five extra days’ holiday per year, access critical illness insurance, dental treatment, technology products, and high‑street discounts through the MiDeals platform. We also offer a cycle‑to‑work scheme, life cover of up to four times your salary, enhanced pension contributions, a save‑as‑you‑earn scheme, and a Mitie Matching Share Plan.

We award employees with Mitie Stars for outstanding performance, offering cash prizes each month and a chance to win £10,000 annually.

We are committed to ensuring our recruitment process is inclusive and accessible to all. If you have a disability or long‑term condition and need reasonable adjustments during the recruitment process, please email Priyanka Deokar at

Together our diversity makes us stronger.

Apply now.

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