Senior staff

The senior staff was a group of officers, enlisted, and civilian personnel on a starship, starbase, or planetary base, who were responsible for the administrative, operational, and logistical support of the post.

Positions
The following positions were often held by members of the senior staff. Staff officers often held one or more of these positions.
 * Commanding officer
 * First officer
 * Second officer
 * Third officer
 * Chief conn officer
 * Chief engineering officer
 * Chief intelligence officer
 * Chief medical officer
 * Chief operations officer
 * Chief science officer
 * Chief security officer
 * Chief tactical officer
 * Head counselor