Job Description

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Meet the recruiter

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Christian Held

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Benefits

Life assurance



Private medical insurance



Additional holiday purchase opportunities



Matched pension scheme up to 7.5%



Enhanced family leave & policies



Share plan schemes



Free health & wellbeing services



Green car scheme




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Mechanical Project Engineer

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We're looking for a Mechanical Project Engineer to join our Thames Water framework, working on sites in the Northern Thames Valley.

Location: Northern Thames Valley, Buckinghamshire/Oxfordshire/Hertfordshire - remote working available, with occasional travel to the office required.

Hours: 45 hours per week - some flexibility on hours available if desired, just let us know when you speak to us.

Are you ready to make a meaningful impact on essential water infrastructure? As a Mechanical Project Engineer within our Wastewater Asset Assurance Programme (WAAP), you'll collaborate with our Thames Water team to deliver quality-focused MEICA projects that maintain critical systems serving millions of people. Initial sites will be Stewkley and Little Marlow in Buckinghamshire.

What will you be responsible for?

As a Mechanical Project Engineer, you'll be working within the WAAP team, supporting them in delivering mechanical installations that meet Thames Water's exacting standards. Your day to day will include:


Leading on mechanical package selection and installation, ensuring alignment with Thames Water Asset standards and WIMES specifications Collaborating with the electrical project engineer to coordinate integrated solutions Supervising supply chain partners to maintain quality standards and timely delivery Managing the commissioning process for mechanical plant installations Promoting a 'Right First Time' culture while capturing lessons learned and best practices

What are we looking for?

This role of Mechanical Project Engineer is great for you if:


You hold BEng/ONC/HNC/BTEC qualifications in mechanical engineering You have some experience in the water industry, particularly with wastewater systems You're confident reviewing RAMS and understand risks associated with process plant installations You possess strong problem-solving skills and enjoy collaborative working environments You hold a full UK driving licence and relevant safety certifications (CSCS, SSSTS)


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.

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 #joinkier #LI-CH1

Mechanical Project Engineer (2) (1) (1) (2).docx

Location

: Gerrards Cross. Leighton Buzzard. Little Marlow

Vacancy ID

: 9844

Background check

: None

Closing Date:

11 Feb 2026

Flexible Working

: Yes
Flexible working could include part time, job share, condensed hours, or flexible start/end times.

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