For the customer and its associated stakeholders, Systems Engineering aims at ensuring adequation between the solution and all types of needs (functionality, performances, economical, security,…) according to all life-cycle stages, from operations to disposal.
For the project manager and its associated stakeholders, Systems Engineering aims at defining the good compromis between stakes and constraints both of the solution and the project (needs, expectations, performances, industrial and technical constraints, costs, delays, and risks).