Project Engineer Level 4 Apprentice

Thames Water; Rickmansworth; On-site; GBP 22,000 - 23,000; Full time

Job summary

A leading water and wastewater provider in the UK is seeking a Project Engineer to support capital projects up to £5m. You will collaborate with various teams to ensure project delivery while adhering to health and safety regulations. This role offers a competitive salary and a permanent contract, along with opportunities for training with the University of Built Environment. The ideal candidate will have strong qualifications and a passion for engineering and learning.

Benefits

Excellent salary: £22,500

Annual Leave: 24 days holiday per year

Performance-related pay plan

Generous Pension Scheme

Health and wellbeing benefits

Qualifications

• Degree qualification in a relevant subject preferred.
• Ability to work collaboratively with teams and delivery partners.
• Understanding of health and safety regulations.

Responsibilities

• Support delivery of projects up to £5m.
• Collaborate with operations to scope and specify solutions.
• Draft and review project plans and commissioning documents.

Skills

GCSE Maths and English (grade 9–4 / A–C)

64 UCAS points from acceptable level 3 qualifications

Drive with own vehicle and business-use car insurance

Passion for learning

Education

Level 4 Construction Site Supervisor Standard – Certificate

Job description

Start your Project Engineer career with Thames Water

Kick‑start your future supporting the UK’s largest water and wastewater provider. You’ll help deliver a portfolio of small to medium capital projects and learn how engineering solutions keep our services running for millions of customers.

What you’ll do

• Support delivery of mechanical, electrical, civil, control, and instrumentation projects up to £5m.
• Work with operations and contractors to scope, specify, and cost value‑for‑money solutions.
• Promote a zero‑compromise approach to health & safety and ensure CDM compliance.
• Collaborate with delivery partners to keep projects on time and reduce business risk.
• Draft and review RAMS, project plans, CPPs, and commissioning documents.
• Oversee commissioning and handover to operational teams.
• Ensure training, test certificates, and as‑built drawings are completed and provided.

Where you will work

Location: Maple Lodge, WD3 9SQ

Hours: 36 hours a week across four working days plus one off‑the‑job training day; working hours vary but are predominantly 7.30am‑3.30pm.

Start date: Sept 2026

Training and qualification: You’ll study with the University of Built Environment, one of the UK’s leading training providers. Your training includes virtual sessions each week, live seminars and recordings; tasks and learning resources are set on the VLE.

Qualification: Level 4 Construction Site Supervisor Standard – Certificate of Higher Education Construction & Built Environment.

Duration: Permanent contract with a 42‑month structured programme.

What you should bring to the role

• GCSE Maths and English (grade 9‑4 / A‑C).
• 64 UCAS points from any combination of acceptable level 3 qualifications.
• Drive with own vehicle and business‑use car insurance will be needed.
• Passion for learning and alignment with Thames Water’s goals for the future.

What’s in it for you?

• Excellent salary: £22,500.
• Annual Leave: 24 days holiday per year increasing to 28 with length of service (plus bank holidays).
• Performance‑related pay plan directly linked to company performance measures and targets.
• Generous Pension Scheme through AON.
• Access to benefits for health, wellbeing, and 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.

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.