Technical Specialist

Technical Specialist – Waste Networks
Location: Slough

We’re looking for a Technical Specialist to join our expert team in Slough, supporting the day-to-day operations of Thames Water’s Waste Networks.

This is a great opportunity to play a vital role in ensuring our network runs smoothly, efficiently, and with minimal customer and environmental impact. You’ll be the first point of contact for field teams who need technical advice or guidance when responding to incidents such as blockages, flooding, pollution, or asset failures.

Using your knowledge and the latest digital tools, you’ll triage incidents, raise the right work at the right time, and help teams get it right the first time.
This role combines operational decision-making with strategic input. You’ll be involved in both day-to-day issue resolution and long-term improvement projects that shape the future of our network and services.

What you’ll be doing as a Technical Specialist

• Providing technical support and guidance to field teams and stakeholders.
• Raising, reviewing and signing off on remedial and planned work.
• Triaging incidents and helping ensure quick, effective resolution.
• Balancing operational need, cost, and customer impact in decision-making.
• Collaborating with engineers to find long-term, cost-effective solutions.
• Ensuring accurate data is captured and processes are followed.
• Supporting performance, regulatory compliance, and customer satisfaction.
• Working across departments to drive continuous improvement.

To thrive in this role, the essential criteria you’ll need are

• An understanding of drainage and waste networks is desirable.
• Experience working in a technical, operational or customer-focused role.
• Strong communication, stakeholder management, and problem-solving skills.
• High attention to detail with a commitment to data quality and accuracy.
• Competency with IT systems and office software.
• A positive mindset and the ability to work both independently and in a team.
• Knowledge of Health & Safety regulations.

What’s in it for you?

• Offering a starting salary from £34,320.
• 26 days holiday per year, increasing to 30 with the length of service. (Plus bank holidays) 
• Benefits on Tap, access to discounts, cashback and instant vouchers.
• Generous Pension Scheme through AON.
• Generous Paternity Leave, including 4 weeks paid and an optional 2 weeks unpaid.
• Enhanced Maternity Leave, 26 weeks full pay and 13 weeks half pay!
• Ongoing performance development reviews to help you be your best and identify growth opportunities.
• Performance-related pay plan directly linked to company performance measures and targets.

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.

If you’re looking for a sustainable and successful career where you can make a daily difference to millions of people’s lives while helping to protect the world of water for future generations, we’ll be here to support you every step of the way. Together, we can build a better future for our customers, our region, and our planet.
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.