Construction Assurance Level 4 Apprentice

  • Company: THAMES WATER UTILITIES LIMITED
  • Location: WD3 9SQ
  • Type: Apprenticeship
  • Salary: £22,500.00 per year
  • Sector: Construction and the built environment
  • Ref: NAS-2000029926
  • Application Deadline Date: 19/05/2026
  • Start Date: 01/09/2026
  • Positions Available: 2
  • Working Week: 36 hours a week across four working days plus one off-the-job training day, Monday- Friday. Shifts to be confirmed.

Brief Description

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. 

Training to be Provided


  • Knowledge, skills and behaviours as set out in the Level 4 Construction Site Supervisor Standard

  • Certificate of Higher Education Construction & Built Environment 

  • Your training includes virtual sessions each week, as well as live seminars and recordings; tasks and learning resources are set on the VLE

Future Prospects


  • Permanent contract with a 42-month structured programme 

Vacancy Detail


  • Support construction assurance to meet time, cost, and quality targets

  • Assist with pre‑construction reviews and readiness checks

  • Monitor contractor safety, environmental compliance, and asset standards
    Help resolve site issues, non‑conformances, and deviations

  • Work with Operations Readiness teams to ensure smooth asset integration

  • Help prepare and review RAMS, TWOSAS, and permits

  • Take part in audits and performance reviews, driving improvement

  • Support planning, lookahead meetings, commissioning, and aftercare

Other Information


  • Full UK driver's license needed, if using own vehicle will need business insurance  

Ready to start your adventure?