The article presents perspectives on the issues related to planning of military engineer support of an operation. Its content is focused on the characterization of certain facts and relationships related to planning of military engineer support of an operation within a brigade combat team staff. The aim of the article is not „to discover a discovered“, but to contribute to an increase in the efficiency of the command and control process. Based on the clarification of a place and a role of Military Engineers members in a brigade combat team staff and their activities in individual phases of an operation planning (What are inputs for a planning? What are their particular activities? What could be outputs of their activities?) then formulate a scope of competencies on a readiness of these Military Engineers officers, who are destined to a brigade combat team staff during the operation planning.