A security officer protects people, property and information at a site by controlling access, patrolling, observing and recording. In South Africa the role is regulated: private security officers must be registered with the Private Security Industry Regulatory Authority (PSIRA) and are graded, and the grade determines the posts an officer may be deployed to.
This guide covers security officer duties and responsibilities, the shape of a shift, and how duties change by site type. It sits in the Security Safety duties and responsibilities cluster, part of the wider job duties guide.
What Does a Security Officer Do?
A security officer works a post under written site instructions. They control who enters and leaves, patrol to a set route and interval, watch for anything out of place, and record what happens in the occurrence book. When something does happen, the officer’s job is to secure the scene, escalate correctly and record accurately, not to act beyond the authority of the post.
The written record matters more in this role than almost any other. Occurrence book entries and incident reports are routinely used in disciplinary processes, insurance claims and criminal matters, sometimes long afterwards.
Key Security Officer Duties and Responsibilities
- Controlling access and egress at gates, entrances and restricted areas.
- Verifying identity, authorisation and appointments before allowing entry.
- Maintaining visitor, contractor and vehicle registers accurately.
- Conducting patrols on the required route and at the required intervals.
- Searching persons, bags or vehicles where site policy provides for it and consent has been given.
- Monitoring alarms, cameras and access control equipment where the post requires it.
- Recording all events, observations and instructions in the occurrence book.
- Compiling incident reports and securing scenes pending a response.
- Escalating incidents to the control room, supervisor, armed response or emergency services.
- Assisting with emergency and evacuation procedures for the site.
- Checking that doors, gates, locks and lighting are secure and functioning, and reporting faults.
- Maintaining PSIRA registration and presenting a professional appearance on post.
The responsibility behind these duties is that the site is controlled and that what happened on your shift is honestly and completely recorded.
Daily Tasks of a Security Officer
- Booking on: arrive in uniform, sign on, read the previous shift’s occurrence book and standing instructions.
- Post check: inspect equipment, radio, keys, registers and the condition of the post.
- Through the shift: control access, complete patrols at the required intervals, monitor cameras or alarms, record entries as they happen.
- On an incident: secure the area, escalate, assist as instructed, then complete a full written report.
- Booking off: hand over keys and equipment, brief the incoming officer, sign off.
Security Officer Skills and Competencies
- Observation: noticing what has changed and what does not belong.
- Written record keeping: clear, factual, contemporaneous entries that hold up under scrutiny.
- Communication and de-escalation: firm, polite handling of people who do not want to be stopped.
- Knowing the limits of the post: when to act, when to call, and what you are not authorised to do.
- Alertness and reliability: sustained attention through long and often night shifts.
- Integrity: the role only works if the record can be trusted.
Security Officer Duties by Workplace or Industry
Residential Estates and Complexes
Access control dominates: residents, visitors, contractors and deliveries, each with its own verification procedure. Duties include the visitor register, boom and gate operation, patrols of common areas and liaison with the body corporate or estate manager.
Retail and Shopping Centres
Duties centre on visible presence, loss prevention support, monitoring of entrances and back-of-house areas, and assisting with incidents involving the public. Searches follow the centre’s policy and consent requirements.
Industrial, Mining and Construction Sites
Access control extends to inductions, permits and personal protective equipment checks. Vehicle and material searches at the gate are common, and the officer works alongside the site’s own health and safety regime.
Offices and Corporate Reception
The post blends security with front-of-house: visitor issue and collection of access cards, appointment verification, after-hours access logs and alarm setting. Presentation and manner carry more weight here than at most posts.
Security Officer Duties for a CV
State your PSIRA grade, the type of site and what you were accountable for. Grade and site type are the first two things a security employer looks for. Use the duties for a CV guide for the method.
- Controlled access for a 400-unit residential estate, screening residents, visitors and contractors and maintaining the visitor register.
- Completed hourly patrols of a 12-hectare industrial site and recorded all findings in the occurrence book.
- Compiled written incident reports and escalated to armed response and SAPS in line with site instructions.
- Maintained PSIRA Grade C registration and completed annual site-specific training.
Related Job Roles and Responsibilities
- Security Guard duties and responsibilities: the same core work, most often used for static guarding posts.
- Safety Officer duties and responsibilities: occupational health and safety rather than site security.
- Security, safety and public service duties: the full directory of roles in this cluster.
- Job description duties and responsibilities: for employers writing up this post.
Frequently Asked Questions About Security Officer Duties
What are the duties of a security officer?
Controlling access and egress, verifying identity and authorisation, maintaining visitor and vehicle registers, patrolling to a set route, monitoring alarms and cameras, recording events in the occurrence book, compiling incident reports, escalating correctly, and assisting with emergency procedures.
What is the difference between a security officer and a security guard?
In practice the terms are used interchangeably in South Africa, and both are registered under the same regulatory framework. “Security officer” is the more formal term and is often used for posts with a wider brief, while “security guard” is commonly used for static guarding.
Do you need PSIRA registration to work as a security officer?
Yes. Private security officers in South Africa must be registered with PSIRA and hold the grade appropriate to the post. Keeping that registration current is part of the officer’s own responsibility, and employers verify it.
Can a security officer search or detain someone?
A security officer’s powers are limited and come from site policy, consent and the ordinary law, not from the uniform. Searches are normally conducted with consent as a condition of entry to the site. Anything beyond that must follow the site instructions and the law, and the correct action is usually to secure the scene and call the appropriate response.
Duties vary by employer, site and grade. The site instructions, your standing orders and the applicable legislation take precedence over this general guide.
Last reviewed: 1 September 2026