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Senior Mechanical Engineer in Reading

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Job Description

Join Thames Water as a Senior Mechanical Engineer – Drive Innovation in Capital Delivery.\n\nStep into a key role at Thames Water and help shape the future of our infrastructure. As a Senior Mechanical Engineer, you’ll lead the delivery of high‑impact capital projects and play a central role in transforming and modernising sewage treatment works across the Thames Valley.\n\nThis is your opportunity to make a meaningful impact. You’ll champion engineering excellence, sustainability, and safety, ensuring every project meets our highest standards while contributing to long‑term improvements across our network.\n\nWhat you’ll be doing as a Senior Mechanical Engineer\n\nDeliver high‑quality technical outcomes from Project Definition Briefs, maximising value through strong risk understanding and mitigation.\nContribute to and continually enhance our Technical Asset Standards.\nProvide design sign-off between Asset Management and Capital Delivery in line with delivery stream requirements.\nOffer technical assurance throughout delivery, commissioning, and handover stages.Working Location\nHybrid – based at Clearwater Court, with 2–3 days per week expected onsite or in the office.\n\nWorking Hours\n36 hours per week, Monday to Friday.\n\nWhat you should bring to the role\n\nHNC, HND, or Degree within  Mechanical Engineering.\nStrong understanding of developing technical project solutions and briefs within your specialist field.\nExperience of project delivery within process‑industry environments.\nSolid knowledge of health & safety requirements within the construction sector.\nUnderstanding of industrial processes relevant to mechanical engineering.What’s in it for you?\n\nCompetitive salary from £55,000 to £65,000 per annum.\nAnnual Leave -26 days holiday per year, increasing to 30 with the length of service.

(plus bank holidays)\nAccess to many benefits to help you take care of your health and your family's health and well-being, and your finances – from annual health MOTs and access to physiotherapy and counselling to Cycle to Work schemes, shopping vouchers and life assurance.\nPerformance-related pay plan directly linked to company performance measures and targets.\nGenerous Pension Scheme through AON.Find out more about our benefits and perks\n\nWho are we?\n\nWe’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.\nLearn more about our purpose and values\n\nWorking at Thames Water\n\nThames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference, yet no day is the same.

As part of our family, you’ll enjoy meaningful career opportunities, flexible working arrangements and excellent benefits.\n\nIf you’re looking for a sustainable and successful career where you can make a daily difference to millions of people’s lives while helping to protect the world of water for future , we’ll be here to support you every step of the way. Together, we can build a better future for our customers, our region, and our planet.\n\nReal purpose, real support, real opportunities. Come and join the Thames Water family.

Why choose us? Learn more.\n\nWe’re committed to being a great, diverse, and inclusive place to work. We welcome applications from everyone and want to ensure you feel supported throughout the recruitment process.

If you need any adjustments, whether that’s extra time, accessible formats, or anything else just let us know, we’re here to help and support.\n\nWhen a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience.

It’s also a great opportunity to learn more about our business and meet colleagues.\n\nDisclaimer: due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.

Senior Mechanical Engineer in Reading

Reading, UK
Full time

Published on 02/12/2026

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