Mechanical Technician

Thames Water Utilities Limited; Hatfield; On-site; GBP 32,000 - 39,000; Full time

Benefits offered by this job

Company van

Fuel card

PPE provided

Health & wellbeing benefits

Pension scheme

Holiday entitlement

Job summary

Thames Water Utilities Limited is seeking a Mechanical Technician at Mill Green STW (Hatfield). The role involves ensuring all equipment is safe and running efficiently through proactive and reactive maintenance, with responsibilities spanning fault diagnosis, repairs, technical guidance, and safety compliance.

Base location is Mill Green STW, AL9 5PE. The position offers a 38-hour week (Mon-Fri), standby and overtime potential, and a comprehensive benefits package including pension and holidays.

Qualifications

• ONC/HNC in engineering, NVQ, or C&G level 3 in mechanical engineering is crucial.
• Knowledge and awareness of health and safety issues.

Responsibilities

• Investigate plant failures and perform repairs to avoid process interruptions.
• Provide technical advice and training support for trainees.

Job description

Job title Mechanical Technician Ref 45612 Division Asset Operations & Capital Delivery Location Mill Green - Hatfield - AL9 5PE Contract type Permanent Full/Part-time Full-time Salary Offering a salary up to £39,000 per annum depending on skills and experience Job grade A Closing date 12/10/2026

About the role:

We have an excellent opportunity for a Mechanical Technician to join our Maintenance team at our Mill Green STW. As the successful candidate, your role will be to ensure that all equipment at our waste treatment works is safe to use and running efficiently using proactive and reactive maintenance methods to assist in keeping such a site running.

What you’ll be doing as a Mechanical Technician

• Investigate plant failures and perform repairs as quickly and efficiently as possible to avoid interruptions to the process. This may involve investigating and diagnosing complex faults and performing repairs during incidents.
• You will be expected to provide technical advice, refer to up-to-date technical knowledge, and provide training or support for technical trainees if required.
• Examples of equipment that you will be working on include motors, gearboxes, screw /chain conveyors & centrifuges, various pumps, and associated control gear, 3‑phase motors, starters, automatic valves, flow, level and pressure measurement, programmable, chemical handling, and dosing equipment.
• Completing statutory checks as required.
• Always working safely and complying with all Health and Safety guidance and procedures.

Base Location – Mill Green STW – AL9 5PE

Working Pattern:

38 hours per week Monday-Friday.7:30 am -3:36pm Plus standby & overtime opportunity, increasing earnings by a potential £8,000 - £10,000 upon completion of essential company training.

Equipment:

All PPE, tools, a company van and a fuel card are provided.

What you should bring to the role

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

• ONC/HNC in engineering, NVQ, or C&G level 3 in mechanical engineering qualification in Mechanical Engineering is crucial.
• Knowledge and awareness of health and safety issues are crucial.
• The work will require physical fitness, as you will work in confined spaces with the successful completion of the appropriate training.
• A valid driving licence is essential, and all necessary equipment, such as the vehicle and tools, is provided.

What’s in it for you?

• Competitive salary up to £39,000 per annum, depending on skills and experience.
• Standby rota payments & Overtime opportunities can increase this earning potential by up to a further £8,000-£10,000 per annum upon completion of essential company training.
• Performance-related pay plan directly linked to company performance measures and targets.
• 24 days holiday per year, increasing to 28 days with the length of service. (Plus bank holidays)
• 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.
• Generous Pension Scheme through AON.

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.

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.