Cultural Observers perform xenoanthropological studies of societies and civilisations. They learn techniques to avoid influencing the civilisation being studied.

Engineering officers are responsible for the maintenance and repair of all systems and equipment aboard Starfleet vessels and installations.

Flight control officers (or conn officers for short) are responsible for the navigation and piloting of starfleet vessels.

Operations officers are tasked with providing mission analysis and operational planning regarding how the current mission objective can be achieved and the implications of different actions that could be taken.

Science officers are tasked with providing analysis of, observation of and providing theoretical explanations for phenomena encountered during a mission.

Tactical officers are tasked with ensuring the physical and operational security of Starfleet vessels, installations and personnel as well as performing military, peacekeeping and humanitarian operations.

Medical officers are tasked with the provision of routine and emergency medical care to their fellow Starfleet personnel.

Command officers are senior Starfleet officers serving as department heads, command duty officers or similar leadership positions.