Carries out guarding work and the performance of which requires carrying of arms and ammunitions; and in possession of valid arms license issued by the Hong Kong Police Force.

Performs work on CAD drafting. Maintains and controls the operation of the computerised security system unit. Upkeeps and improves existing computer systems, applications and services to meet requirements of the organisation.

Under the supervision of an engineer, assists in the design of security systems and related requirement in buildings and premises.

Plans, organises and manages security system projects. Co-ordinates with architects, engineers, surveyors, security managers and contractors on the installation and maintenance of security systems. Assists in estimation and control of the costing of the system.

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Conducts training and assists the Security Training Manager in performing training related functions.

Appraises the security services/ systems. Initiates and directs studies to compile cost-benefit analysis and advises client on the security measures/ system required.