Maintenance of the software core of the Human Resources Information System (SIRH) of the General Directorate of Civil Aviation (DGAC).

- service 1: acquaintance and initialization,

- service 2: maintenance - station 1: management and quality control, station 2: preventive maintenance, station 3: corrective maintenance, station 4: perfective and adaptive maintenance,

- service 3: scalable maintenance - UO-1: general design and scoping study, UO-2: detailed design, UO-3: production and integration, UO-4: data migration or preparation, UO-5: piloting large development projects,

- service 4: training - UO-6: production of training materials - UO-7: delivery of specific training,

- service 5: expertise service - UO-8: technical or functional assistance,

- service 6: transfer of competence.