A professional who supervises and coordinates activities of guard force of establishment, such as industrial plant, department store, or museum. Respnsibilities include:

• Assigns personnel to posts or patrol, according to size and nature of establishment and protection requirements.
• Interprets security rules and directs subordinates in enforcing compliance, such as issuance of security badges, photographing of employees, and safekeeping of forbidden articles carried by visitors.
• Responds to calls from subordinates to direct activities during fires, storms, riots, or other emergencies.
• Inspects or directs inspection of premises to test alarm systems, detect safety hazards, and to ensure that safety rules are posted and enforced.
• Examines fire extinguishers and other safety equipment for serviceability.
• Reports irregularities and hazards to appropriate personnel.
• Cooperates with police, fire, and civil defense authorities in problems affecting establishment.
• May select and train subordinates in protective procedures, first aid, fire safety, and other duties.
• May be designated according to rank as Guard, Captain; Guard, Lieutenant; Guard, Sergeant; or according to establishment served as Plant-Protection Supervisor; Security Chief, Museum (museums).