This standard describes the specific skills and characteristics that an engineer must have in order to successfully hold the position of project manager or project management expert in international projects in business and engineering, science and administration. The standard is a practical guide and describes what needs to be observed in international projects and which tools can be used to support daily work in international projects. The standard provides guidance for engineers working in international projects, for HR developers, as well as for entrepreneurs, owners and managers. It is industry-independent in the technical-economic environment applicable in large companies, but also in small and medium-sized enterprises. It can be used in international industry as well as in research and teaching.