Embedded Supervisor

About the Role

We are looking for an experienced security operations Supervisor to join us in an embedded role supporting the client’s 24/7 global security operations. You will provide shift leadership and operational oversight for personnel and activities.

As the Supervisor, you will oversee alarm response activities, dispatch coordination, access control operations, incident management, CCTV monitoring, emergency communications, and quality assurance processes while ensuring adherence to established procedures. You will serve as a key escalation point for Operators and act on behalf of the Manager when required.

This is an onsite role at the client’s London office. This role would require you to work 5x8 hour shifts, rotating early, late and nights, including weekends, with flexibility to cover gaps where required.

Must provide a valid SIA CCTV (Public Space Surveillance) licence prior to commencing employment.

Essential Functions / Responsibilities

• Supervise daily shift activities and provide leadership to Operators.
• Review alarms, incidents, dispatches, and escalations to ensure proper handling.
• Support emergency response and incident coordination activities.
• Monitor CCTV, access control, and badge management processes for quality and compliance.
• Review reports, logs, and documentation for accuracy and completeness.
• Conduct shift handovers and maintain operational continuity across shifts.
• Provide coaching, mentoring, and on-the-job training.
• Support workforce scheduling, coverage, and escalation management.
• Act as shift lead during critical incidents and facility disruptions.

Knowledge, Skills, and Abilities

• Strong operational security and incident management experience.
• Ability to prioritise multiple incidents and competing operational requirements.
• Strong written communication and report review skills.
• Knowledge of access control, CCTV, dispatch, and alarm monitoring platforms.
• Experience supervising or mentoring personnel preferred.
• A current SIA CCTV (Public Space Surveillance) licence.

• Bachelor's degree or equivalent experience preferred.
• 3+ years of operational security, GSOC, or security operations experience.
• Previous supervisory, shift-lead, coaching, or mentoring experience preferred.

Interview Process

• Initial call with a member of our Talent Acquisition team
• Timed written assessment (arranged at a time that suits you) to test writing and analytical capability
• Panel interview with some of the team members and hiring managers at Sibylline
• Meet and Greet with the client

Research indicates that certain groups are less likely to apply for a position unless they meet every single requirement. If you feel you meet some of the requirements and can offer a unique perspective to this role, we strongly encourage you to apply—you might be the perfect fit we're looking for!

Sibylline is committed to the recruitment and selection of candidates without regard for sexual orientation, gender, ethnicity, age, political beliefs, culture and lifestyle. We are committed to fostering a business culture that reflects these values and promotes equal opportunity.