Site Security Manager

  • Ref:
    83886
  • Posaddress2
    Wellham Green
  • Location:
    Hatfield
  • Employment:
    Full time
  • Closing Date:
    3 November 2025

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Job Overview

Fantastic opportunity to join the Mitie and M&S family!

We are looking for a Site Manager to lead the security operation at the M&S Welham Green Distribution Centre. The role is responsible for delivering exceptional security services on site, ensuring a safe, secure and customer-focused environment, fully aligned with Mitie and M&S values.

Salary: £43,000 plus a wide range of Mitie benefits including Pension, Save as You Earn, Share Incentive Plans, MiDeals, Life Assurance and Childcare Vouchers.

Full and extensive training will be provided.

The Site Manager will be the key point of contact for all site security matters, managing the on-site team of Security Officers and Supervisors to ensure service excellence, compliance, and effective client engagement.


Main Duties

  • Lead, motivate and manage Security Officers and Supervisors at M&S Welham Green to ensure high standards of performance, conduct and professionalism.

  • Ensure accurate incident reporting and record keeping via Merlin and site systems.

  • Oversee scheduling and ensure all contracted and ad-hoc hours are delivered by trained and competent staff.

  • Monitor site performance, absence and turnover; take ownership of recruitment, onboarding, and ongoing colleague development to ensure team retention and stability.

  • Manage site budgets and expenditure responsibly, ensuring service delivery is not compromised.

  • Take responsibility for site-specific Health & Safety, ensuring compliance with all company and client requirements.

  • Act as Duty Manager on site, coordinating responses to incidents and ensuring escalation procedures are followed.

  • Maintain up-to-date Assignment Instructions and ensure all staff are briefed and compliant.

  • Hold regular structured review meetings with M&S management at Welham Green, producing professional reports and action plans.

  • Complete daily reconciliations to ensure billing and pay accuracy.

  • Build strong relationships with both the client and third-party suppliers to ensure service quality remains consistent and customer satisfaction is achieved.

  • Work collaboratively with the Regional Manager and Mitie support teams to drive improvements and maintain consistency across the wider M&S contract.


Person Specification

  • Literate and numerate, with strong IT and reporting skills.

  • Professional appearance and presentation.

  • Organised and methodical, able to prioritise effectively.

  • Resilient and tenacious, with a positive “can do” approach.

  • Flexible and adaptable to meet the needs of a busy distribution centre.

  • Excellent communication skills – both verbal and written.

  • Holds a valid frontline SIA licence.

  • Holds a full UK driving licence.


Health & Safety Responsibilities

  • Follow Group and Company policies and procedures at all times.

  • Report any apparent deficiencies in systems of work, equipment, or processes that may risk service delivery, health & safety, or the environment.

  • Use all work equipment and PPE properly, in accordance with training received.

  • Report any issues or training needs to your Line Manager and/or via the divisional incident reporting system.

Our market-leading offering provides you with benefits that suit your lifestyle.

We have a virtual GP on hand for you and members of your household. So you can get expert advice by video or phone without having to leave your home. We offer financial wellbeing assistance through our Salary Finance scheme. For example, you could access 50% of your earned pay before payday for a small fee. Salary Finance also offers competitive loans.

When you join us, we’ll give you a link to our flexible lifestyle benefits platform, Choices. You might choose to purchase up to five extra days’ holiday each year. You might buy critical illness insurance, seek dental treatment or buy technology products at an affordable cost. There are many choices!

We give you access to high street discounts from thousands of well-known retailers, gyms and more through our MiDeals platform. And we have a cycle-to-work scheme. Life cover of up to four times your salary is available. We also offer enhanced pension contributions, a save-as-you-earn scheme, and a Mitie Matching Share Plan (you could even be awarded free shares in Mitie).

We award our employees with Mitie Stars as recognition for their hard work. There are cash prizes up for grabs each month and at the end of the year there’s a chance to scoop a top prize of £10,000!

Our success is a direct result of the experience and quality of our people. Progressing your career is therefore a top priority for us. We offer a diverse variety of training and development avenues via a wide selection of learning resources to suit you.

We are committed to ensuring our recruitment process is inclusive and accessible to all. If you have a disability or long-term condition (for example dyslexia, anxiety, autism, a mobility condition or hearing loss) and need us to make any reasonable adjustments, changes or do anything differently during the recruitment process, please let us know by emailing at .

Since 1987, Mitie’s 76,000 employees have been maintaining companies globally. We are the UK’s leading facilities management and professional services company, and our clients range from household names in banking, critical government sites as well as hospitals and schools.

Join our Mitie Team.

Together our diversity makes us stronger.

 
 

Looking to move roles but not leaving the Mitie family?

Why not share your experience with others about life at Mitie?

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Location
M&S - Hatfield - Wellham Green - Travellers Lane
M&S Wellham Green DC, Travellers Lane, Wellham Green, Hatfield, Hertfordshire, England, AL10 8XF
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Benefits

Pensionpension
Life Assurancelife-assurance
Cycle to Work Schemecycle
Employee Shares Schemesshares
Salary Finance Optionsfinance
Holidayholiday
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