This article includes the design of a management system of safety and health at work under the guidelines of the NTC - OHSAS 18001: 2007 for the company ILUX ENGINEERING SAS also raising some recommendations to address the transition of this standard to NTC - ISO series as ISO 45000, meeting the requirements. With a range that included all activities related to the provision of maintenance services, installation of electrical networks, made by field technicians, and other employees in administrative positions.