Senior Technician

Thames Water Utilities Limited; Maple Cross; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading water utility company is seeking a Senior Technician at their Maple Lodge Sewage Treatment Works. The role includes maintaining wastewater treatment processes, mentoring team members, and contributing to the company's efforts towards a greener future. Candidates should possess NVQ 3 in Operating Process Plant and relevant management qualifications. Competitive salary starting from £33,000 with additional benefits, including a contributory pension and generous leave policies.

Benefits

Competitive salary

Contributory pension

Generous annual leave

Access to health benefits

Qualifications

• Hands-on operation and maintenance of wastewater treatment process.
• IOSH trained or willing to complete H&S training.
• A valid driving license is essential.

Responsibilities

• Coordinate a team of technicians and manage day-to-day operations.
• Provide coaching and mentoring for team members.
• Assist with smooth running of the team and delivery of maintenance plans.

Skills

Proactive

Good communication skills

Teamwork

Education

NVQ 3 in Operating Process Plant

Management qualification

Job description

Overview

Job title Senior Technician Ref 42498 Division Asset Operations & Capital Delivery Location Maple Lodge - Rickmansworth - WD3 9SQ Contract type Permanent Full/Part-time Full-time Hours 38 Salary Competitive salary Starting From £33,000 depending on skills and experience. Job grade A Closing date 14/10/2025

We have a fantastic opportunity for you join Thames Water as Senior Technician based at our Maple Lodge Sewage Treatment Works.

As our Senior Technician, you will provide flexible cover to support the existing operation teams, depending on resource need and priority. This is a great opportunity for someone who is ambitious, wanting to help lead a team to success and take that next step towards management.

In this role, there will be plenty of opportunities to take ownership over various project work to get stuck into. You will be writing working procedures and instructions, involved in H&S improvements, meeting contractors, raising quotes and bring an array of new fresh ideas to the table to improve processes.

Utilising your experience on the sewage treatment works, you will take the lead role in key field-based activities along with supporting the Performance Manager in managing and coordinating a team of technicians on the site.

There has never been a better time to join our organisation as we build towards a greener future, tackling climate change, minimising our environmental impact and reducing our carbon footprint.

What you’ll be doing as the Senior Technician

• Provide coaching and mentoring for team members, including apprentices, upskillers and new starters (for example, Tech 1 training, monitor verification processes, event learning)
• Provide technical input to help with delivery of the maintenance plan and promote first time fixes (this could include attending planning meetings, inputting into asset availability improvements, investigating site trips)
• Work with the performance managers to assist with smooth running of team by taking over some day-to-day management or coordinator activities (for example, assisting with process risk assessments, obtaining quotes, assisting with site inductions and reviewing RAMS)
• Role model positive behavioural safety and site pride. Support and promote a positive H&S culture (for example, supporting your colleges to recognise and raise safety observations both good and bad, own resolution of issues, identify ‘Site Pride’ sites, assist with H&S action completion)
• Step up to help cover activities when the performance manager or technical coordinator is unavailable.
• Participate in out-of-hours standby rota.

Base Location: Maple Lodge STW – WD3 9SQ

Working Pattern 38 Hours Monday- Friday. Plus, standby & overtime opportunities. upon completion of essential company training.

All PPE and tools are provided.

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

• NVQ 3 in Operating Process Plant - or working towards it.
• Management qualification – or working towards it.
• Hands-on operation and maintenance of wastewater treatment process and plant.
• Proactive – take the lead on recommendations and improvements around the site and communicate effectively.
• Take Ownership of responding quickly to faults, being curious to fully understand the problem, and identifying the best solution to resolve it the first time.
• Have good communication and interpersonal skills, to interact with the team.
• Teamwork – We are one team, and our end goals are the same.
• IOSH trained or willing to complete H&S training.
• A valid driving license is essential.

What’s in it for you?

• Competitive salary Starting From £33,000 depending on skills and experience.
• Performance-related pay plan directly linked to company performance measures and targets.
• Contributory pension – Defined Contribution - Maximum of 12% -2x employee contribution.
• Annual Leave: 24 days holiday per year, increasing to 28 with the length of service (plus bank holidays).
• 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!
• 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.

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 tohelp 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.