From Wikipedia of the Dark Jedi Brotherhood, an online Star Wars Club


NV3 (Novice/Recruit/Cadet) is the third rank in the Dark Brotherhood, which is awarded after completing the requirements of a NV2 (Apprentice).

It is part of the Journeyman class, the third step down the path to JM4 (Knight / Professional / Captain).

NV3 to NV4

Main article: Promotion Requirements

The requirements for the promotion from NV3 are found at the above link, the completion of the above requirements will earn a promotion to NV4 (Proselyte/Trainee/Trooper).

NV2 (Apprentice) NV3 (Novice / Recruit / Cadet)
NV4 (Proselyte / Trainee / Trooper)