Commander



Commander, abbreviated to CDR, is an officer rank of O-5 in the United Nations Space Command Naval Command (NAVCOM) rank structure; including the UNSC Navy and Office of Naval Intelligence. It is preceded by Lieutenant Commander, and subordinate to a Captain.

Responsibilities
HIGHCOM staff or captain of small warship. Commanders have also been shown to command small fleets and battle groups, an example being Commander Miranda Keyes commanding Seventh Fleet and Commander Lasky commanding Battle Group Dakota.