Security Supervisor: Lead On‑Site Team & Protect Assets

ISS Facilities Services; West of England; On-site; GBP 17,000 - 24,000; Full time

Benefits offered by this job

On-site

Job summary

ISS Facilities Services in Bristol is seeking a Security Supervisor to lead on-site security operations, oversee security personnel, and protect people, property and assets while delivering exceptional service.

The role requires an SIA front-line licence, SC clearance or willingness to obtain, IOSH Managing Safely, strong leadership and IT skills with incident reporting platforms, and a commitment to ongoing professional development.

Qualifications

• Previous experience in a security supervisory role.
• Valid front-line SIA licence (Security Guarding, Door Supervision, or Close Protection).
• Current SC clearance, or willingness to obtain clearance.
• IOSH Managing Safely qualification, or willingness to achieve it.
• Strong IT skills, including experience using security systems and incident reporting platforms.
• Experience managing security incidents, investigations, and escalation processes.
• Excellent leadership, communication, customer service, and interpersonal skills.

Responsibilities

• Supervise day-to-day security operations, ensuring high standards of service delivery, professionalism, and compliance.
• Lead by example, providing guidance and support to security personnel on shift.
• Represent ISS professionally, building and maintaining positive relationships with clients, customers, and stakeholders.
• Remain vigilant, identifying, assessing, and responding appropriately to security risks and suspicious activity.
• Control site access, preventing unauthorised entry and ensuring all security procedures are followed.
• Monitor site activity, events, and operational requirements, taking proactive measures where necessary.
• Manage and elevate security incidents in accordance with site procedures and organisational requirements.

Skills

Leadership

Communication

Customer service

Interpersonal skills

Organizational skills

Decision making under pressure

Collaboration

Apprenticeship willingness

Education

SIA Front-line licence

SC clearance

IOSH Managing Safely

Tools

Security systems

Incident reporting platforms

Job description

ISS Facilities Services in Bristol is seeking a Security Supervisor to lead on-site security operations, oversee security personnel, and protect people, property and assets while delivering exceptional service.

The role requires an SIA front-line licence, SC clearance or willingness to obtain, IOSH Managing Safely, strong leadership and IT skills with incident reporting platforms, and a commitment to ongoing professional development.