Jobs in video surveillance are for surveillance officers, surveillance system technicians, and sales representatives for surveillance equipment. As a surveillance officer, your responsibilities are to monitor security cameras in hotels, casinos, airports, stores, or public areas to prevent theft, violence, and other suspicious activities. A surveillance system technician works to design, install, repair, and service systems. As a sales representative, your duties include meeting with potential clients to sell and upsell video surveillance equipment, create contracts for services, and act as a point of contact for customers with questions or concerns.