Technical Support Engineer (HV)

Thames Water Utilities Limited; Greater London; On-site; GBP 56,000 - 68,000; Full time

Benefits offered by this job

Car allowance

Tools provided

PPE

Job summary

Thames Water seeks an experienced Electrical Technical Support Engineer (HV) to support HV/LV electrical systems across Beckton, Hampton, Crossness and Beddington sites. The role covers asset inspections, risk-based maintenance and capital delivery support.

You will work to TWUL asset standards, investigate incidents, mentor staff, and participate in an on-call rota. Permanent, full-time, 36 hours per week with salary up to £62,000 plus car allowance and PPE.

Qualifications

• HNC, NVQ Level 3 in electrical engineering or significant related experience.
• Formal training in BS7671 (Requirements for Electrical Installations).
• Appointment as an Authorised Person for high voltage or low voltage systems.
• Proven working experience in industrial electrical power and engineering.
• Understanding of the Electricity at Work Regulations and their application.
• Experience in large industrial utilities or water companies.
• Working knowledge of health and safety regulations and electrical safety rules.
• Training and operational experience as an Authorised Person.
• Engaging with process operations teams, contractors and third parties.
• Experience in mentoring and coaching others.
• Producing maintenance and fault-finding activity reports.

Responsibilities

• Provide a technical support service to support and advise on the operation and maintenance of electrical systems. Provide input to the risk management process.
• Timely input and liaison support to high voltage or complex low voltage asset upgrade schemes. Identify and deliver directly managed capital programmes.
• Carry out electrical system failure investigations or unsafe events and produce reports.
• Carry out actions as necessary to manage maintenance reports, asset registers, manuals and other technical information.
• Undertake asset assessment surveys and produce recommendations. Support site inspections and deliver solutions to actions arising.
• Coach and mentor others in preparation for appointment as an Authorised Person and improve technical competence through a development plan.
• Review risk assessments & method statements to ensure that the electrical safety arrangements are appropriate. Review contractor electrical safety procedures and safe systems of work.
• There is an expectation that the role will be part of an out-of-hours support system to cover the electrical networks across the business when implemented. This role will require appointment as an Authorised Person for high voltage and low voltage networks through a development plan.

Skills

Authorised Person experience

Electrical engineering knowledge

Health and safety awareness

Mentoring and coaching

Education

HNC / NVQ Level 3 in electrical engineering or equivalent

BS7671 electrical installations training

Job description

Beckton - IG11 0AD, Beddington - CR0 4TH, Crossness - Abbey Wood, South East London - SE2 9AQ, Hampton - TW12 2ES, Maple Lodge - Rickmansworth - WD3 9SQ, Oxford STW - OX4 4YU

Job title Technical Support Engineer (HV) Ref 46078 Division Asset Operations & Capital Delivery Location Beckton - IG11 0AD, Beddington - CR0 4TH, Crossness - Abbey Wood, South East London - SE2 9AQ, Hampton - TW12 2ES, Maple Lodge - Rickmansworth - WD3 9SQ, Oxford STW - OX4 4YU Contract type Permanent Full/Part-time Full-time Hours 36 Salary Offering a salary up to £62,000 per annum, depending on skills and experience, plus a car allowance, tools, and PPE. Job grade B Closing date 09/11/2026

We are seeking an experienced Electrical Technical Support Engineer to be based of either Hampton STW, Beckton STW, Crossness STW & Beddington STW.

You will be part of a team providing all-around technical support to the Electrical Services team across process operations and Capital Delivery. This would include the exercise of scrutiny over the installation of new assets to ensure these are constructed and commissioned according to the TWUL asset standards. The delivery of directly managed projects is included as a responsibility of this role.

At Thames Water, we operate a significant number of high voltage (HV) and low voltage (LV) electrical power networks. These important electrical assets are central to the water production and waste treatment process for our 16 million customers.

As the Electrical Technical Support Engineer, your role will be to maintain the safe and reliable operation of these critical electrical assets. A high level of knowledge and skills is required in the application of electrical technology, electrical safety procedures and an understanding of the importance of providing expert support to the core process operations. The teams actively involved in the frontline operation and maintenance of the electrical assets require a continuous level of technical support in resolving problems, implementing solutions, delivering asset upgrade programmes and investigating unsafe or undesirable incidents.

What you’ll be doing as the Technical Support Engineer (HV)

• Provide a technical support service to support and advise on the operation and maintenance of electrical systems. Provide input to the risk management process.
• Timely input and liaison support to high voltage or complex low voltage asset upgrade schemes. Identify and deliver directly managed capital programmes.
• Carry out electrical system failure investigations or unsafe events and produce reports.
• Carry out actions as necessary to manage maintenance reports, asset registers, manuals and other technical information.
• Undertake asset assessment surveys and produce recommendations. Support site inspections and deliver solutions to actions arising.
• Coach and mentor others in preparation for appointment as an Authorised Person and improve technical competence through a development plan.
• Review risk assessments & method statements to ensure that the electrical safety arrangements are appropriate. Review contractor electrical safety procedures and safe systems of work.
• There is an expectation that the role will be part of an out-of-hours support system to cover the electrical networks across the business when implemented. This role will require appointment as an Authorised Person for high voltage and low voltage networks through a development plan.

Base Location - Beckton STW - IG11 0AD / Hampton – TW12 2ES / Crossness – SE2 9AQ / Beddington – CR0 4TH

Working hours - 36 Hours Monday, plus the inclusion in an out-of-hours support rota for which you will receive additional payment.

What you should bring to the role

• HNC, NVQ Level 3 in electrical engineering or significant related experience.
• Formal training in the Requirements for Electrical Installations BS7671.
• Appointment as an Authorised Person for high voltage or low voltage systems.
• Proven working experience in industrial electrical power and engineering.
• Understanding of the Electricity at Work Regulations and their application to the business.
• Experience in the application of electrical engineering within a large industrial utility or water company.
• Working knowledge of health and safety regulations and, in particular, electrical safety rules and procedures.
• Training and operational experience as an Authorised Person.
• Engaging with process operations teams, contractors and other third parties.
• Experience in mentoring and coaching others.
• Producing maintenance and fault-finding activity reports.

What’s in it for you?

• Offering a salary up to £62,000 per annum, depending on skills and experience, plus a car allowance, tools, and PPE.
• Annual Leave: 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.

Find out more about our benefits and perks (Please note different T&Cs apply if on secondment)

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.

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.