What rank corresponds to the designation O-2 in the U.S. Navy?

In the U.S. Navy, the rank that corresponds to the designation O-2 is Lieutenant Junior Grade. This rank is one step above Ensign (O-1) and serves as an entry-level leadership role for officers in the Navy. The designation O-2 indicates that the officer has successfully completed their initial training and has been promoted from the O-1 rank.

Lieutenant Junior Grade officers typically have a variety of responsibilities, which may include leading small teams or managing specific tasks within their departments. This rank is essential as it represents the transition of an officer from being a novice, just beginning their naval career, to taking on more significant responsibilities and demonstrating leadership capabilities.