Security Site Manager - DC

Marks and Spencer plc (UK); Northampton; On-site; GBP 40,000 - 60,000; Full time

Job summary

Mitie is seeking an experienced Security Manager to lead the on-site security team in Northampton and ensure delivery of high security standards in line with contractual requirements.

The role requires strong leadership, governance, and stakeholder management, with a focus on maintaining professional operations and continuous improvement across security functions.

Qualifications

• Experience in leading security teams and managing performance.
• Strong communication and stakeholder management skills.
• Ability to adhere to policies, governance, and compliance.
• Excellent IT skills, including MS Office and report writing.
• Strong decision-making and escalation capabilities.

Responsibilities

• Lead, motivate, and develop the on-site security team to deliver service standards.
• Maintain operational oversight of security activities and ensure procedures are followed.
• Act as primary contact for site security operations and report to Operations Manager.
• Escalate incidents, risks, and issues through appropriate management channels.
• Build relationships with client stakeholders and Mitie management teams.
• Manage welfare, performance, attendance, and development of staff.
• Conduct investigations, audits, inspections, and compliance checks as required.
• Ensure access control, CCTV, search, and incident management processes are robust.
• Provide reports, performance data, and updates for senior management.
• Support recruitment, onboarding, and succession planning activities.

Job description

are delivered consistently, professionally, and in line with contractual requirements. The successful candidate must be capable of managing priorities effectively, maintaining positive working relationships, and demonstrating accountability for all aspects of site security performance.

Main Duties & Responsibilities

• Lead, motivate, and develop the on-site security team to deliver exceptional service standards.
• Maintain full operational oversight of site security activities, ensuring all procedures are followed consistently.
• Act as the primary point of contact for site security operations whilst maintaining regular communication and reporting to the Operations Manager.
• Ensure all security incidents, concerns, risks, and operational issues are escalated through the appropriate management channels.
• Build and maintain strong working relationships with client stakeholders and internal Mitie management teams.
• Manage employee welfare, performance, attendance, development, and conduct in accordance with company procedures.
• Conduct investigations, audits, inspections, and compliance checks as required.
• Ensure all access control, CCTV, search, key control, and incident management processes are robustly managed.
• Produce accurate reports, performance data, and operational updates for senior management.
• Support recruitment, training, onboarding, and succession planning activities.
• Ensure all security operations comply with legal, contractual, and company requirements.
• Drive a positive culture of professionalism, accountability, compliance, and continuous improvement.
• Support business objectives and implement operational directives as instructed by the Operations Manager and site senior management team.

Person Specification

• Previous experience in a Security Manager, Site Manager, Security Supervisor, or equivalent leadership role.
• Strong people management and leadership skills with the ability to manage performance effectively.
• Excellent communication and stakeholder management skills.
• Demonstrable experience working within established policies, procedures, and governance frameworks.
• Ability to build positive relationships whilst maintaining professional boundaries and accountability.
• Strong decision-making skills with the ability to recognise when matters require escalation or management approval.
• High levels of integrity, professionalism, discretion, and confidentiality.
• Strong IT skills, including Microsoft Office and report writing.
• Excellent organisational skills with the ability to prioritise workloads effectively.

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