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Isleworth, Oxford, Rickmansworth

Construction Assurance Level 4 Apprentice

THAMES WATER UTILITIES LIMITED
Sustainable Construction & Energy Efficiency
Sustainable Construction & Energy Efficiency
£22,500.0/Year
Apprenticeship
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Description

Location
You can select which locations you want to apply for in your application. This apprenticeship is available in the following locations: Mogden Lane, Isleworth, TW7 7LW; Sewage Works, Sandford-On-Thames, Oxford, OX4 4XU; Maple Lodge, Rickmansworth, 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, Monday to Friday.

Salary
£22,500 per year

About the Role
Kick-start your future as a Construction Assurance Apprentice supporting the UK’s largest water and wastewater provider. You’ll support projects through design, build, commissioning, and aftercare—helping integrate new assets smoothly into day-to-day operations. Most of your apprenticeship is spent working on the job, gaining hands-on experience. Your responsibilities will include supporting construction assurance to meet time, cost, and quality targets; assisting with pre-construction reviews and readiness checks; monitoring contractor safety, environmental compliance, and asset standards; helping resolve site issues, non-conformances, and deviations; working with Operations Readiness teams to ensure smooth asset integration; preparing and reviewing RAMS, TWOSAS, and permits; taking part in audits and performance reviews to drive improvement; and supporting planning, lookahead meetings, commissioning, and aftercare.

About Thames Water
Thames Water is the UK’s largest water and wastewater company, serving over 16 million customers. We are committed to building a better future for our customers, communities, people, and the planet. Working at Thames Water means joining a diverse and rewarding environment where you can make a real difference every day. We offer meaningful career opportunities, flexible working arrangements, and excellent benefits. Join us to help protect the world of water for future generations and be part of a team dedicated to making a positive impact.

Additional Information
We are committed to diversity and inclusion and welcome applications from everyone. Adjustments can be made throughout the recruitment process to support your needs. A fair proportion of interviews will be offered to applicants with disabilities or long-term health conditions under the Disability Confident scheme. Please specify your preferred location in your application.

Requirements

Qualifications
Essential GCSEs in Maths and English (grade 9-4 or A-C). A relevant subject qualification at grade A-C/Pass/Merit/Distinction is also required. Please share any other relevant qualifications or industry experience as the apprenticeship can be adjusted to reflect your existing knowledge.

Experience
No prior experience is strictly required; however, relevant experience will be considered.

About You
- Strong communication and customer care skills
- Good IT and administrative skills
- Attention to detail and strong organisational abilities
- Problem solving and analytical thinking
- Presentation skills and logical approach
- Ability to work well in a team and show initiative
- Numeracy skills

Other Requirements
Driving with own vehicle and business use car insurance will be needed. Please specify your preferred location when applying.

Expiry date: 19/05/2026
Construction Assurance Level 4 Apprentice
Company:
THAMES WATER UTILITIES LIMITED
Salary:
£22,500.0
Job Type:
Apprenticeship
Location:
Isleworth, Oxford, Rickmansworth