Office Administration employees are responsible for the day-to-day responsibilities of running the office. Duties and responsibilities include providing administrative support to ensure efficient operation of the office.

The Department Head of International Magical Cooperation is responsible for the day to day running of level 5, and must be familiar with all aspects of the divisions which the position oversees. Extensive knowledge of international and domestic magical law, international customs, magical history, and be multilingual. The Department Head will liaise with the Minister of Magic but is required to make decisions which affect Wizarding Britain independently, and take responsibility for all particulars which fall under the jurisdiction of the Department of International Magical Cooperation. The Department Head also works with Department of Magical Games and Sports on the Triwizard Tournament, the Quidditch World Cup, and other international competitions. The Department Head sits on the International Confederation of Wizards, British Seats.

The IMC Coordinator is responsible for general office and clerical duties. This position reports directly to the IMC Department Head and is typically is the first point of contact for visitors. Main responsibilities include scheduling meetings, directing correspondence and guests to the appropriate parties, managing calendars, and assisting other members of the department as necessary. This is a entry level position with room for advancement.

This position reports directly to the IMC Department Head. The Liaison to the Press's primary job is to ensure the Daily Prophet and other matters of the press, receive only information that they need to know. Responsibilities include ensuring that when articles are published, that the facts are straight and accurate. If an article is published with information that should not be public knowledge, (i.e. a secret meeting with foreign delegates) the article is retracted. This position requires background in journalism.