Mechanical Supervisor

Kier Group
Isleworth, Greater London

We're looking for a Mechanical Supervisor to join our Natural Resources, Nuclear and Networks team, based on site at Mogden Treatment Works for Thames Water, the UK's third largest treatment works.

Location : Mogden, Twickenham

Contract : Permanent, Full Time - flexible and part time hours may be available if desired, just let us know

Responsibilities

As Mechanical Supervisor you'll supervise and manage the operational resources (people, and physical assets) in order to implement the plan for the assigned project safely, on time and to the required quality while maximising customers' satisfaction and the gross profit.

Your day to day will include:

  • Supervise Sub-Contractors, providing guidance, mentorship, and support.
  • Assign tasks, monitor progress, and ensure work is completed efficiently and according to quality standards.
  • Troubleshoot and diagnose mechanical problems within the sewage treatment plant.
  • Monitor and perform routine maintenance and repairs on Mechanical equipment.
  • Engaging with the Supply Chain and support the contractor delivery and commissioning process.

What are we looking for?


This role of Mechanical Supervisor is great for you if you have:

  • Demonstrated experience in a similar role within the water or another utility sector.
  • Experience managing subcontractors and direct labour in a multi-trade environment.
  • Mechanically qualified with SSSTS or SMSTS.

We're all about finding potential here at Kier, and transferrable skills are always welcome! So, even if you don't tick every box, please apply and we can have a chat.

If you would like to explore more about the incredible growth and scale of our water business, dive into our diverse project portfolios, and uncover both current and future career opportunities. You can see more information about our water business here.

There's never been a better time to get involved, register your interest today and take the first step toward a rewarding career with us!

Rewards and benefits
We're proud to be able to offer our brilliant people a wide variety of benefits that you can tailor to your needs. You can see more information of benefits here.

Diversity and inclusion
Making Kier a diverse and inclusive place to work is a huge priority for us. We're proud of the steps we've taken so far, but we know we must always do more. Our employees are key in shaping Kier's diversity and inclusion initiatives and our people have made a huge impact on how we work, by using their experiences to shape our policies. You can see our D&I action plan here .

As a Disability Confident employer, we will ensure that a fair and proportionate number of disabled applicants that meet the minimum criteria for this role will be offered an interview.

We look forward to seeing your application to

Posted 2025-11-30

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