Embedded Deputy Manager

Sibylline Ltd; Greater London; On-site; GBP 55,000 - 75,000; Full time

Job summary

Sibylline Ltd is seeking a Deputy Manager to lead day-to-day security operations at the client’s London office. You will supervise both physical security and intelligence activities, ensuring incident response, alarm monitoring, and dispatch processes run smoothly.

This onsite role requires working core hours Monday–Friday, with occasional out-of-hours support during crises. A valid SIA CCTV licence is mandatory to commence employment.

Qualifications

• Bachelor's degree or equivalent professional experience.
• 3+ years in security operations, GSOC, intelligence operations, emergency management, or related.
• Experience as a shift supervisor, duty officer, watch commander, operations lead, or equivalent preferred.
• Must hold a valid SIA CCTV (Public Space Surveillance) licence.

Responsibilities

• Lead operational decision-making during assigned shifts and major incidents.
• Provide supervisory support to intelligence personnel, coordinating security and intel activities during incidents.
• Manage real-time escalation processes and ensure events follow SOPs.
• Oversee alarm monitoring, CCTV operations, access control, dispatch, and incident management.
• Review reports and dispatch records for quality and consistency.
• Ensure smooth shift handovers and continuity of operations.
• Conduct quality assurance reviews and identify improvement opportunities.
• Monitor service levels and address performance issues.
• Support scheduling, training, and development of PSOC personnel.
• Coordinate with Regional Security Managers, Workplace, Facilities and third-party vendors.
• Act on behalf of the Manager when required.

Skills

Incident coordination

Multi-incident management

Written communication

Verbal communication

Leadership & coaching

Stakeholder engagement

SIA CCTV licence

Education

Bachelor's degree

Tools

Lenel

Milestone

Everbridge

ServiceNow

Jira

Job description

Sibylline is a leading intelligence and strategic risk consultancy in the security sector. Since 2010 we have supported businesses, governments and NGOs by providing high-quality risk analysis, due diligence and consultancy services.

The firm provides an innovative, entrepreneurial and fast-growing working environment, offering employees ever greater exposure to high-profile clients and challenges. Sibylline offers fantastic opportunities for career progression within a successful company, and we aim to help our employees build their own personal profiles as well-regarded analysts within the broader industry.

Key attributes of Sibylline employees are:

• Self-motivated, and auto-improving individuals who can couple initiative and boldness with good judgement
• Excellent written and spoken English
• Clarity of thought and analytical flair
• Strong, demonstrable interest in security and intelligence
• The ability to work under pressure, demonstrate leadership when required but also be able to collaborate effectively in teams
• Excellent attention to detail

Job Description

About the Role

We are looking for an experienced security operations professional to serve as Deputy Manager supporting the client’s global security operations. Reporting to the Manager, you will serve as the senior operational leader for day-to-day physical security activities, while also providing operational supervisory support to the intelligence team. As the Deputy Manager, you will help ensure effective coordination between physical security and intelligence functions while maintaining consistent delivery of alarm monitoring, access control administration, CCTV operations, dispatch coordination, incident management, and emergency communications.

You will act as the primary operational deputy to the Manager, providing shift oversight, escalation management, operational quality assurance, and operational readiness across both physical security and intel functions. The role serves as a key escalation and coordination point for both functions during incidents and business disruptions, ensuring effective information sharing, continuity of service, and adherence to established procedures.

This is an onsite role at the client’s London office, requiring you to work core business hours Monday to Friday. There may be occasional requirements to support out-of-hours or weekend operations during crisis events and flexibility to cover gaps where required.

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

Essential Functions / Responsibilities:

• Lead operational decision-making during assigned shifts and major incidents.
• Provide operational supervision to intelligence personnel as required, coordinating intelligence and physical security activities during incidents, escalations, and other time-sensitive events.
• Manage real-time escalation processes and ensure incidents are handled in accordance with SOPs.
• Provide operational oversight for alarm monitoring, CCTV operations, access control administration, dispatch, and incident management activities.
• Review reports, dispatch records, and operational outputs for quality and consistency.
• Ensure effective shift handovers and continuity of operations.
• Conduct operational quality assurance reviews and identify operational improvement opportunities.
• Monitor PSOC service levels and address performance issues.
• Support scheduling, training, coaching, and development of PSOC personnel.
• Coordinate with Regional Security Managers, Workplace, Facilities, and third-party vendors as required.
• Act on behalf of the Manager when required.

Knowledge, Skills, and Abilities

• Experience coordinating incident response activities in a live operational environment.
• Ability to manage multiple incidents and competing priorities in a 24/7 environment.
• Familiarity with access control, CCTV, alarm monitoring, dispatch, and case management systems.
• Strong written and verbal communication skills.
• Leadership, coaching, and stakeholder engagement experience.
• Experience with Lenel, Milestone, Everbridge, ServiceNow, Jira, or similar platforms preferred.
• A current valid SIA CCTV (Public Space Surveillance) licence.

Qualifications

• Bachelor's degree or equivalent professional experience.
• 3+ years of security operations, GSOC, intelligence operations, emergency management, or related experience.
• Previous experience serving as a shift supervisor, duty officer, watch commander, operations lead, or equivalent role preferred.

Additional Information

Interview Process

• Initial call with a member of ourTalent 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

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.