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Civil Engineering Design Estimator L3 Apprentice

Job details
Posting date: 09 February 2026
Salary: £22,500 per year
Hours: Full time
Closing date: 23 February 2026
Location: Reading, Home Counties, RG1 8DB
Company: Thames Water
Job type: Permanent
Job reference: 59146956

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Summary

Ready to kick-start your future in Civil Engineering?

Join Thames Water as a Civil Engineering Apprentice. You’ll get hands-on experience designing water connections, delivering excellent customer service, and working towards a Level 3 Civil Engineering Technician qualification.

What you’ll be doing as a Civil Engineering Apprentice  

- Work with a supportive team, building confidence and connecting with colleagues across the business
- Help design and prepare quotes for new water connections that benefit local communities
- Respond to customer enquiries, problem-solve, and coordinate with internal teams to ensure smooth, safe delivery
- Build strong relationships with customers, engineers, and partners to create a great experience
- Complete accurate, high-quality work while following company processes and performance goals
- Identify opportunities to improve processes and enhance the customer journey
- Learn to work safely, following CDM regulations and Health & Safety standards

Where you’ll work:

Location: Clearwater Court, Reading RG1 8DB

Hours: 36-hour week over four working days plus one training day

Start date: September 2026

Training and qualification: You’ll study with TSP, one of the UK’s leading civil engineering training providers, through weekly online tutor-led sessions and a blended learning approach. The apprenticeship also includes one mandatory and one optional 2½-day block release at TSP’s offices.

Qualification achieved: Level 3 Civil Engineering Technician Apprenticeship Standard - Pearson BTEC Level 3 National Diploma in Civil Engineering

Duration: Permanent contract with a 24-30 month structured programme

What you should bring to the role

- GCSE Maths and English at grade A-C or 9-4 or equivalent 
- Aged 18 or above
- Good communication and problem solving skills
- Able to work collaboratively
- Desirable: UK Driving License

What’s in it for you?

- Excellent salary: £22,500 annum
- Annual Leave: 24 days holiday per year increasing to 28 with the length of service (plus bank holidays)
- Work towards completing Level 2 English and Maths during the programme
- Performance-related pay plan directly linked to company performance measures and targets       
- Generous Pension Scheme through AON
- Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.

Find out more about our benefits and perks

Who are we? 

We’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.
Learn more about our purpose and values 

Working at Thames Water 

Thames 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.

If 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 generations, 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.

Real purpose, real support, real opportunities. Come and join the Thames Water family. Why choose us? Learn more.

We’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.

When 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.

Disclaimer: 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.

Proud member of the Disability Confident employer scheme

Disability Confident
A Disability Confident employer will generally offer an interview to any applicant that declares they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people. For more details please go to Disability Confident.

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