Lieutenant Commander
From Obsidian Fleet Database
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Lieutenant Commander (Abbreviated to LtCdr) is the lowest senior line officer rank, above Lieutenant and below Commander. Lieutenant Commanders generally serve as department heads on large starships and starbases. They may be the executive officer or possibly commanding officer of a ship or facility, but this is rare.
| Starfleet Officer Ranks | ||||||||||||||
| Ensign | Lieutenant JG | Lieutenant | Lieutenant Commander | Commander | Captain | Commodore | Rear Admiral | Vice Admiral | Admiral | |||||
| For the Starfleet Warrant Officer rank structure click here | ||||||||||||||
| For the Starfleet Enlisted rank structure click here | ||||||||||||||
