Executive officer

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Revision as of 09:44, May 16, 2011 by SFH (talk | contribs)

The executive officer (or XO) is a billet position in the armed forces. They are not considered command ranks, but staff positions.

UNSC Navy

In the UNSC Navy, the executive officer (or First officer) is the senior most crew member below the commanding officer of the ship. Usually, this post will be held by a Commander or Lieutenant Commander, but occasionally will be held by a Lieutenant.

UNSC Army and Marine Corps

In the UNSC Army and Marine Corps, the executive officer is the senior officer below the battalion commander. This post is usually held by a Captain or Major, though it may be held by a First Lieutenant.

Known executive officers

Sources

  1. ^ Halo: The Flood, page 106
  2. ^ Halo: Ghosts of Onyx, page 185
  3. ^ Halo: Ghosts of Onyx, page 187