Senior Process Engineer
Thames Water | Major Projects | Hybrid/London/South East
Be part of something that truly matters.
Thames Water is on a mission to transform and modernise our wastewater infrastructure — and were looking for a Senior Technical Assurance Engineer with a strong Process Engineering background to lead the way on some of our most ambitious Major Projects.
This isn’t just a technical role. It’s an opportunity to shape the future of wastewater treatment for millions of people, balancing cutting-edge design, sustainability, value for money, and long-term resilience.
What you’ll be doing
* Collaborate with diverse internal stakeholders, including engineers, asset management, and operations, to shape fit-for-purpose solutions that balance innovation, value, and resilience.
* Work extensively with and assure consultants and contractors supporting large, complex capital projects.
* Support preliminary, outline, and detailed design phases with delivery partners.
* Ensure compliance with legislation, regulations, policies, standards, and project requirements for safety and environmental standards.
* Contribute to Thames Water’s ‘triple zero’ vision by conducting audits and reviewing Risk Assessments, Method Statements, and Safe Systems of Work.
* Identify and support management of delivery risks and opportunities.
* Assist in creating Project Briefs and responding to RFIs.
* Train and mentor team members in treatment processes, procedures, and compliance to ensure effective operations.
This role is based on a Hybrid basis at Clearwater Court in Reading, requiring on-site presence three days a week.
Working hours: 36 hours/week, Monday to Friday
What you should bring to the role
* Bachelor’s, preferably Master’s, degree or other appropriate technical qualification in Chemical Engineering or related field.
* Recognition by a relevant professional institution as a chartered member or actively working towards it.
* Several years of relevant experience in the water industry, especially in designing water and wastewater treatment plants.
* Understanding of the water industry environment and regulatory compliance.
* Knowledge of Construction (Design and Management) Regulations 2015 (CDM 2015).
* Technical expertise within your discipline and ability to collaborate across engineering disciplines.
* Excellent analytical, problem-solving, communication, and interpersonal skills.
* Ability to manage multiple projects and priorities effectively.
What’s in it for you?
* Competitive salary from £52,000 to £62,000 per annum, depending on experience.
* 26 days holiday, increasing to 30 with service, plus bank holidays.
* Contributory pension scheme (up to 12%) with 2x employee contribution.
* Annual Personal Medical Assessments.
* Access to benefits hub offering discounts and wellbeing support.
Who are we?
We’re the UK’s largest water and wastewater company, serving over 16 million customers daily. Our goal is to build a sustainable future, helping communities and protecting the environment. We’re committed to diversity, inclusion, and supporting our employees’ growth and wellbeing.
Join us to make a difference every day, with opportunities for career development, flexible working, and impactful work.
We value diversity and are committed to removing barriers in our recruitment process. If you need support, we’re here to help.
When crises occur, we rally to support our customers. As part of Team Thames, you can volunteer to support frontline efforts, with full training provided.
Note: Due to high application volumes, the vacancy may close early. We encourage prompt applications.
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