Mechanical Technician

TN United Kingdom; Oxford; On-site; GBP 33,000 - 39,000; Full time

Job summary

Join Thames Water as a Mechanical Technician at our wastewater treatment site in Oxford. You'll support operations and improvements in wastewater processes, performing maintenance and repairs on mechanical equipment. This role offers a competitive salary, standby payments, and career advancement opportunities in a diverse workplace committed to sustainability.

Benefits

Competitive salary up to £39,000 per annum

Standby rota payments and overtime

24 days holiday, increasing to 28 with service

Contributory pension scheme

Annual personal medical assessments

Access to a benefits scheme for discounts

Qualifications

• Significant experience in mechanical systems.
• Experience with large industrial plant equipment.
• Valid driving license required.

Responsibilities

• Carrying out scheduled planned maintenance on mechanical equipment.
• Investigating plant failures and performing repairs efficiently.
• Providing technical advice and supporting training for trainees.

Skills

Mechanical systems

Health and safety knowledge

Technical advice

Education

NVQ or C&G Level 3 in mechanical engineering

Job description

Social network you want to login/join with:

We have a fantastic opportunity to join Thames Water as a Mechanical Technician based at our wastewater treatment site on the outskirts of Oxford.

You will be part of a frontline support team of technicians responsible for supporting the day-to-day operations and improvements of wastewater treatment processes for the project upgrade within the Thames Valley North Area of Waste & Bioresources Operations.

Your responsibilities include investigating plant failures, carrying out repairs promptly to prevent process interruptions, and ensuring all equipment operates safely and efficiently through proactive and reactive maintenance methods. You will inspect, maintain, fault diagnose, test, install, modify, or repair mechanical equipment.

You will also provide technical advice, refer to up-to-date technical knowledge, and support or train technical trainees if required.

If this sounds like you, we invite you to join our Wastewater Operations Team, offering a great opportunity to build a career with Thames Water in frontline operations.

What you’ll be doing as the Mechanical Technician

1. Carrying out scheduled planned maintenance on mechanical equipment, ensuring compliance with standards and continuous improvement of mechanical assets.
2. Maintaining equipment such as pumps, chemical dosing systems, gearboxes, high-pressure systems, gas systems, hydraulic and pneumatic systems, valves, motors, generators, drive belts, conveyors, scrapers, and associated control gear, automatic valves, and penstocks.
3. Investigating plant failures and performing repairs efficiently to avoid process interruptions, including diagnosing complex faults during incidents.
4. Providing technical advice, updating knowledge, and supporting training for trainees.
5. Completing lifting operations safely according to LOLER regulations.
6. Supporting the design and build of new processes.
7. Proactively reviewing asset health and availability on site.
8. Ensuring all relevant training, including mechanical and maintenance, is up to date.
9. Working safely and adhering to all health and safety procedures.

Base Location: Oxford STW - OX4 4YU

Working Pattern: 38 hours, 5 days over 7.

All PPE and tools are provided.

What you should bring to the role

• Significant experience in mechanical systems, ideally as a time-served apprentice with NVQ or C&G Level 3 in mechanical engineering.
• Experience working on large industrial plant equipment, including pumps, within the utilities sector, is beneficial.
• Knowledge of health and safety issues is essential.
• A valid driving license is required.
• Participation in a 24/7 standby rota after training, with additional pay.

What’s in it for you?

• Competitive salary up to £39,000 per annum, depending on skills and experience.
• Standby rota payments and overtime can increase earnings by up to £8,000-£10,000 annually after training.
• 24 days holiday, increasing to 28 with service, plus bank holidays.
• Contributory pension scheme (up to 12%, with 2x employee contribution).
• Annual personal medical assessments.
• Access to a benefits scheme for discounts and well-being support.

Who are we?

We’re the UK’s largest water and wastewater company, serving over 16 million customers daily. We aim to build a better future for all—our customers, communities, and the planet. We’re looking for passionate, skilled individuals committed to making a difference.

Learn more about our purpose and values

Working at Thames Water

Thames Water offers a diverse, rewarding workplace with opportunities for career advancement, flexible working, and excellent benefits. Whether in call centers or science labs, we seek people passionate about improving water management.

If you want a sustainable, impactful career helping millions and protecting water resources, join us. We support you every step of the way to build a better future for our customers, region, and planet.

We value diversity and inclusion, removing barriers to success. We encourage applications from everyone and offer support during recruitment. Join our frontline team as an ambassador supporting customers in crises, with full training provided—an incredibly rewarding experience.

Disclaimer: Due to high application volumes, we may close the advert early. We encourage early applications to avoid missing out.