Office Security Supervisor

JR United Kingdom; London; On-site; GBP 30,000 - 45,000; Full time

Job summary

A leading security and intelligence company in London seeks an Office Security Supervisor to manage a team and ensure safety in a corporate environment. This role involves supervising security personnel, handling incidents, and performing day-to-day tasks while maintaining a high standard of security and service.

Benefits

Join a growing firm with premium, precision-driven solutions.

Work with seasoned professionals with international experience.

Opportunities for senior leadership and long-term growth.

Qualifications

• Former British Military or UK Police experience required.
• Strong leadership and communication skills are essential.
• High level of personal turnout and proactive attitude necessary.

Responsibilities

• Supervise a small team of security officers.
• Ensure team standards and respond to incidents appropriately.
• Maintain a visible presence and monitor access control.

Skills

Leadership

Communication

Integrity

Attention to Detail

Education

Valid SIA license

Valid medical certification (FPOS/FREC 3)

Job description

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*** TO APPLY YOU MUST SEND YOUR CV, COVER LETTER, A PHOTO TAKEN WITHIN THE LAST 30 DAYS, AND DETAILS OF TWO APPROPRIATE AND CONTACTABLE PROFESSIONAL REFEREES VIA EMAIL TO: [emailprotected] ***

Subject line: 'Job Application - Office Security Supervisor.'

Location: Central London (on-site)

Start date: August 2025

Hours: 0700-1900hrs Monday to Friday

Reports to: Marengo Operations Manager

About Marengo

Founded in 2023, Marengo is a London-based Security and Intelligence company committed to protecting people, property, and assets while delivering critical, discreet intelligence to enable confident decision-making. Our services span Private and Corporate Security, as well as specialist Intelligence capabilities, designed for high-net-worth individuals, family offices, corporates, and law firms operating globally.

At Marengo, we combine military-grade expertise with discretion, precision, and innovation, delivering tailored security and intelligence solutions with global reach.

Role Summary

Marengo is hiring a capable and reliable Office Security Supervisor to manage a small team of security personnel in a corporate site in Central London. We are looking for a motivated individual who can step confidently into a supervisory role and handle a diverse range of responsibilities.

As the Office Security Supervisor, you will be responsible for overseeing the professional conduct and performance of the security team, ensuring the overall safety and security of the office environment. In addition to security-specific duties, you will also be expected to delegate and manage other day-to-day tasks, including non-security responsibilities when necessary.

This role demands a courteous, proactive, and self-driven professional with excellent initiative and the ability to respond to security incidents with composure and professionalism.

Key Responsibilities

• Supervise a small team of security officers.
• Ensure the security team’s standards are maintained on an ongoing basis.
• Greet staff and visitors in a friendly manner.
• Monitor all entry points and supervise access control to the building for staff, visitors, contractors, and deliveries.
• Prevent unauthorised access to the building.
• Maintain a visible presence at the office reception.
• Support other staff with ad hoc day-to-day tasks.
• Supervise regular security patrols in and around the building.
• Monitor the CCTV, fire, and intrusion detection systems, and respond appropriately to activations or suspicious activity.
• Respond appropriately to security incidents and liaise with emergency services.
• Deliver basic first aid and manage health and safety incidents.
• Attend weekly security meetings with Facilities Management.
• Compose and send weekly Building Security Reports.

Skills & Experience

• Former British Military or UK Police.
• Valid medical certification (e.g. FPOS/FREC 3).
• Valid SIA license.
• High level of personal turnout.
• Strong leadership and communication skills.
• High level of integrity, attention to detail, and a proactive attitude.
• Good sense of humour when under pressure.
• Always courteous and approachable.
• Experience managing unexpected challenges with a positive outlook.
• Offers solutions not problems.

Why Join Marengo?

• Join a growing best-in-class security and intelligence firm already renowned for delivering premium, precision-driven solutions to a global client base.
• Work alongside a team of seasoned professionals with deep expertise and proven international operational experience.
• Play a direct role in safeguarding the people, assets, and reputations of high-profile clients worldwide.
• Thrive in a dynamic, fast-paced environment with clear pathways to senior leadership, long-term growth, and shared success of the business.

To Apply:

*** TO APPLY YOU MUST SEND YOUR CV, COVER LETTER, A PHOTO TAKEN WITHIN THE LAST 30 DAYS, AND DETAILS OF TWO APPROPRIATE AND CONTACTABLE PROFESSIONAL REFEREES VIA EMAIL TO: [emailprotected] ***

Subject line: 'Job Application - Office Security Supervisor.'