Michael Kelleher

Security and operations professional with over 8 years' experience across retail and licensed premises, including senior responsibility as a Security Team Leader within a large retail environment. Proven ability to lead teams, support duty management functions, conduct investigations, and maintain safe, compliant operations in high-pressure settings. SIA Door Supervisor qualified, Fire Marshal and First Aider, with a calm, professional approach and strong stakeholder communication skills.

Retail Security Officer at Mitie Security (2026-03 – Present)

• Conducted regular patrols of the sales floor, stockrooms, and external areas to prevent theft, vandalism, and unauthorized access.
• Operated and monitored CCTV systems, identifying and reporting suspicious activity in accordance with company procedures.
• Responded promptly to security incidents, emergencies, and customer concerns while maintaining a professional and calm demeanour.
• Delivered excellent customer service by assisting customers and providing a visible security presence.

Security Team Leader at Asda (2021-09 – 2026-03)

• Lead and manage the in-store security team, including recruitment, training, rota management, and holiday scheduling
• Regularly cover Duty Manager responsibilities, overseeing daily store operations, staff deployment, replenishment, and cash float procedures
• Act as a central point of contact for internal and external calls, responding to customer and colleague enquiries professionally and efficiently
• Conduct internal investigations using CCTV and in-house systems, producing detailed written reports and liaising with police where required
• Deliver a visible security presence while maintaining high standards of customer service and asset protection

Door Supervisor at Professional Security / Sidewinder Security (2022-08 – 2025-06)

• Maintain a professional security presence within licensed premises, managing access control, queue systems, and crowd safety
• Carry out ID checks, personal and property searches in line with licensing and legal requirements
• Conduct internal patrols, monitoring customer behaviour to ensure the safety of patrons and staff
• De-escalate conflict situations calmly and effectively, escalating to physical intervention only when necessary and proportionate
• Secure premises at close of trade and complete incident and occurrence documentation

Security Colleague at Asda (2017-10 – 2021-09)

• Operated front-of-store security and reception duties, acting as the first point of contact for customers and colleagues
• Monitored CCTV systems and responded effectively to theft, disturbances, and high-pressure incidents in accordance with company procedures
• Conducted daily internal and external security checks to ensure compliance with safety and security standards
• Supported store opening and closing procedures, including fire exits, key control, and car park security

Loss Prevention Assistant at Debenhams (2018-11 – 2018-11)

• Maintained a visible presence across store entrances and shop floor to deter theft while remaining approachable to customers
• Monitored CCTV systems and managed incidents of attempted theft professionally
• Liaised with retail park security and police authorities when required
• Completed routine compliance checks relating to health, safety, and fire regulations

Night Security Colleague at Asda (2016-08 – 2017-10)

• Sole overnight responsibility for store security, including CCTV monitoring, patrols, and opening/closing procedures
• Managed incidents independently using clear communication and sound judgement
• Supported stock replenishment to tight deadlines while maintaining accuracy and attention to detail
• Delivered consistent customer service to overnight customers in a safe and professional manner

GCSEs