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Site Manager

Job details
Posting date: 03 February 2026
Salary: £45,000 to £55,000 per year
Hours: Full time
Closing date: 05 March 2026
Location: Reigate, London, RH2 7QH
Company: M Group Services
Job type: Permanent
Job reference: 59095545

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Summary

About The Role
Right across infrastructure, there’s a requirement to not only maintain, but also renew and reimagine. Whatever stage you’re at in your career, with us you’ll have an opportunity to grow and develop. Delivering essential infrastructure services for life, while being safety first, and client and customer centric in a friendly, fun and respectful environment where you are encouraged to thrive.

Where will you be working?

We help our clients safeguard the water supply, improve environmental performance and manage demand for future generations. We enhance and extend asset life, ensuring compliance with water quality and environmental standards. We’re problem solvers with over 140 years of combined experience in engineering and infrastructure.

This role will be within our water and wastewater capital project delivery team. Our teams deliver large-scale capital programmes aimed at keeping water infrastructure resilient for the long-term while protecting the environment.

Want to be a part of it?

What you'll be doing

As our Site Manager, you’ll oversee the day-to-day running of the site, managing gangs and subcontractors while ensuring all safety procedures are followed. This includes delivering briefings, ensuring RAMS are adhered to, and confirming permits and PTWs are in place. You’ll also be responsible for maintaining the quality of works by completing checks, closing out snags, and ensuring all standards are met. Daily records such as the site diary, photos, inspections, and permits must be accurately maintained.

You’ll play a key role in keeping production moving by planning upcoming activities and maintaining a strong look-ahead. Any issue that could stop work, cause an incident, or delay the programme must be escalated the same day, including permit or traffic management problems, missing materials, utility conflicts, welfare concerns, or quality issues.

What you'll bring


- SMSTS (or SSSTS with a clear plan/date to achieve SMSTS, if agreed)
- NRSWA Street Works Supervisor
- EUSR Water Hygiene
- Full clean driving licence
- Experience on Thames Water / clean water mains renewal (poly/ductile)
- CAT & Genny awareness/competence, confined space (if applicable), first aid

What’s in it for you?
We offer a range of benefits designed to support your life in and out of work, some of which include;

- Matched or contributory pension scheme
- Online GP service, 24 hours a day, 365 days a year
- Employee assistance programme
- My Rewards portal, access to 1000’s of retail discounts
- Life assurance
- Cycle to work, salary finance and give as you earn schemes
- Enhanced maternity, paternity leave and adoption leave
- Reward and recognition scheme

In addition, this role offers;

- Company car and fuel card with a range of EV and hybrid vehicles to choose from
- My Car Choice our salary sacrifice EV/ Hybrid car scheme
- Private health care for you plus health Care Cash Plan, giving you the ability to claim back medical expenses for things like dental, eyecare and physiotherapy and much more!
- 25 days annual leave plus bank holidays
- Recommend a friend – get rewarded for introducing people to us!
- Personal Accident Cover

About us
We want to be an employer of choice and a great place to work, attracting diverse and talented people, who join us and make a difference. We’re one of the Top 100 UK companies actively supporting and recruiting army veterans. Our ENABLE inclusion networks bring together people who have a shared passion, to help create an environment where everyone belongs.
Our values help to shape our culture and how we work with one another. We recruit with these values in mind, to ensure your aspirations, and ways of working, align with ours.

- We’re responsible and go further for our people, clients, communities and the planet
- We’re open and seek new and better ways of exceeding expectations
- We’re together and as one team; the whole is greater than the sum of the parts
- We’re ambitious and embrace opportunity, to lead essential infrastructure services for life

Whether you’re a trainee, apprentice or graduate, or progressing through your career, our people benefit from industry recognised programmes, training and development.
It’s an exceptional time to be a part of M Group.
Please note: Occasionally, job adverts might be closed before the stated closing date. Do apply as soon as possible to ensure your application is considered.
For certain roles, successful candidates will be subject to 3rd party background checks as part of the hiring process. Some roles require drug and alcohol testing as part of induction and onboarding.
#MGroupW

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