High Voltage Technician

Join our dedicated high-voltage maintenance team, where you'll play a vital role in ensuring the safe and efficient operation of critical infrastructure. Working alongside the Senior Authorised Person (SAP), you’ll tackle hands-on fault finding, maintenance, and repairs of HV and LV equipment. Covering about 70 dynamic sites across Luton, London, Dartford, and Essex, this role offers variety, technical challenges, and the chance to make a tangible impact every day.

What you’ll be doing as a High Voltage Technician:

• As a High Voltage Technician, you'll take on the critical responsibility of maintaining and repairing high-voltage equipment across various Thames Water sites. This role ensures the smooth operation of essential infrastructure.
• Inspect and maintain HV and primary LV equipment to ensure operational safety and efficiency.
• Diagnose and resolve technical faults promptly, keeping accurate compliance records.
• Supervise contractors and team members during maintenance, ensuring adherence to safety and quality standards.
• Undertake SAP (Senior Authorised Person) training and uphold strict electrical safety rules.
• Keep tools, equipment, and systems in top operational condition.
• Travel extensively to multiple sites, providing technical support and overseeing SCADA system operations.

Base location: Flexible within London and Eastern regions.

Working pattern: 45 hours per week, Monday to Friday (07:30 to 17:00). Opportunities for overtime may be available.

Requirements: Electrical qualifications, fault-finding expertise, and a valid UK driving licence.

What you should bring to the role

• Formal electrical trade qualifications or equivalent industrial/utility experience in HV systems.
• Proficiency in electrical maintenance, fault finding, and understanding of electrical safety rules.
• 18th Edition Wiring Regulations certification (or 17th Edition with a willingness to upgrade).
• AP15 High Voltage qualification (ideal) or willingness to train.
• Great team player with excellent collaboration and interpersonal skills and the ability to work with minimum supervision is essential.
• Basic IT proficiency for operational tasks and record-keeping.
• Full, valid UK driving licence to travel across Thames Water sites.

What’s in it for you?

• Competitive salary up to £50,000 per annum depending on experience and qualifications.
• Company Van and PPE are provided.
• This role can offer a technically interesting career, development, progression and the responsibility of mentoring colleagues and trainees.
• Work as part of a diligent and dynamic team and be exposed to the beautiful country which surrounds the sites you’ll be travelling to daily.
• A great opportunity to be trained as a senior authorised person.
• Annual Leave 24 days holiday per year increasing to 28 with the length of service. (plus bank holidays)
• Access to lots of benefits to help you take care of your and your family’s health and well-being, and your finances – from annual health MOTs and access to physiotherapy and counselling to Cycle to Work schemes, shopping vouchers and life assurance.

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 fast-tracked career opportunities, flexible working arrangements and excellent benefits.
Whether you’re interested in a role in one of our call centres or science labs, we’re looking for people like you with real passion and a burning desire to make things better.

So, 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.

The real purpose, real support, real opportunities. Come and join the Thames Water family. Why choose us? Learn more.

Our overarching aim is to ensure that Thames Water is a great, diverse and inclusive place to work. We welcome applications from everyone and offer extra support for those who need it throughout the recruitment process. We aim to remove any real or perceived barriers to success, so if you need assistance, 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, meet colleagues and earn some extra money along the way.

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.