Systems Engineering Fundamentals > Getting started > Overview of systems engineering
Overall Systems Engineering workflow
The following diagram shows a typical Systems Engineering workflow, which is referred to as the requirements, functional, logical, and physical design (RFLP) process. Note that the process is iterative and may be repeated multiple times during the design or development of a product.
(Diagram: RFLP workflow overview — not reproduced)
The following diagram shows details of the tasks that are performed at each stage of this process.
(Diagram: RFLP process task detail — not reproduced)
Source: https://docs.sw.siemens.com/en-US/doc/282219420/PL20251212545240207.plm00192/id1366192 · retrieved 2026-07-10