Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Shape the future of wastewater infrastructure and ensure safe, reliable operations.
- Company: Join a purpose-driven team focused on environmental protection and essential services.
- Benefits: Competitive salary, car allowance, generous holiday, and health perks.
- Other info: Hybrid role with site visits, offering excellent career growth opportunities.
- Why this job: Make a real impact on communities while working in a dynamic environment.
- Qualifications: HNC or equivalent in engineering, with knowledge of construction health and safety.
The predicted salary is between 40000 - 60000 ÂŁ per year.
We have an exciting opportunity for you to significantly impact the development and modernisation of our Sewage Treatment Works in London and the surrounding areas. If you’re passionate about improving essential services and protecting the environment, this role puts you right at the heart of it. As our Construction Assurance Engineer, you’ll help shape the future of wastewater infrastructure—ensuring our Sewage Treatment Plants continue to operate safely, reliably and sustainably for the communities who depend on us every day. You’ll join a supportive, purpose‑driven team dedicated to delivering vital services while safeguarding the environment for generations to come.
What you’ll be doing as a Construction Assurance Engineer:
- Supporting design and delivery reviews, identifying construction‑phase risks and issues, and working collaboratively with stakeholders to drive effective resolution.
- Carrying out health and safety audits to ensure safe working practices and corrective actions are completed promptly.
- Taking the lead during construction phases of wastewater projects—monitoring progress, reporting performance, addressing issues early, and driving escalation where required.
- Ensuring all non‑conformances are identified, recorded and resolved to the required standard.
- Managing and closing out snags, liaising with Operators and contractors post‑takeover to support defects, aftercare and performance testing.
- Monitoring, agreeing and approving Takeover tests alongside the project team.
- Ensuring all project documentation meets specification and that takeover information is complete, accurate and approved.
- Working as an active, collaborative member of one or more project teams, engaging closely with contractors to ensure safe and successful project outcomes.
Location: Hybrid – Maple Lodge with site visits required in London and the surrounding areas. This role requires regular on‑site presence to support inspections, reviews and construction assurance activities. 36 hours per week, Monday to Friday. A full driving licence and access to your own vehicle are essential. This role includes a £4,500 car allowance.
What you should bring to the role:
- An HNC or above in a relevant engineering discipline, or equivalent experience in a similar construction or engineering role.
- Knowledge of health and safety on construction sites. If you do not currently hold an SMSTS qualification, we can support you in achieving it.
- Understanding of design, construction and operational principles—ideally within the wastewater industry or similar environments.
- Background in project delivery, site assurance, or integration within the construction sector.
- Strong communication skills with the confidence to engage with stakeholders at all levels, from site teams to project managers.
What’s in it for you?
- Competitive salary from ÂŁ40,000 to ÂŁ60,000 per annum.
- Car allowance of ÂŁ4,500 a year.
- 26 days holiday per year, increasing to 30 with the length of service. (Plus bank holidays)
- 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.
- Performance-related pay plan directly linked to company performance measures and targets.
Construction Assurance Engineer - Rickmansworth, Hertfordshire in Essex employer: Thames Water
Contact Detail:
Thames Water Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Construction Assurance Engineer - Rickmansworth, Hertfordshire in Essex
✨Tip Number 1
Network like a pro! Reach out to people in the construction and engineering sectors, especially those who work in wastewater projects. Attend industry events or join relevant online forums to make connections that could lead to job opportunities.
✨Tip Number 2
Prepare for interviews by brushing up on your knowledge of health and safety regulations and construction practices. Be ready to discuss how your experience aligns with the role of a Construction Assurance Engineer and how you can contribute to improving essential services.
✨Tip Number 3
Showcase your problem-solving skills! During interviews, share specific examples of how you've identified and resolved issues in past projects. This will demonstrate your ability to handle challenges effectively in a construction environment.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are genuinely interested in joining our purpose-driven team.
We think you need these skills to ace Construction Assurance Engineer - Rickmansworth, Hertfordshire in Essex
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Construction Assurance Engineer role. Highlight relevant experience and skills that match the job description, especially in construction and engineering. We want to see how you can contribute to our mission!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to express your passion for improving essential services and protecting the environment. Let us know why you're excited about this role and how your background makes you a perfect fit.
Showcase Your Communication Skills: Strong communication is key in this role. In your application, demonstrate how you've effectively engaged with stakeholders in past projects. We love seeing examples of collaboration and problem-solving in action!
Apply Through Our Website: We encourage you to apply through our website for a smoother process. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates. We can’t wait to hear from you!
How to prepare for a job interview at Thames Water
✨Know Your Stuff
Make sure you brush up on your knowledge of construction assurance and wastewater management. Familiarise yourself with the specific projects the company is involved in, especially those related to sewage treatment works. This will show that you're genuinely interested and ready to contribute.
✨Safety First
Since health and safety audits are a big part of the role, be prepared to discuss your experience with safety protocols on construction sites. Think of examples where you've identified risks or implemented safety measures, as this will demonstrate your commitment to safe working practices.
✨Engage with Stakeholders
Strong communication skills are key for this position. Prepare to talk about how you've successfully engaged with various stakeholders in past projects. Think of specific instances where your communication made a difference in project outcomes, as this will highlight your collaborative spirit.
✨Ask Insightful Questions
At the end of the interview, don’t shy away from asking questions. Inquire about the team dynamics, ongoing projects, or how they measure success in the role. This not only shows your interest but also helps you gauge if the company is the right fit for you.