Embodiments described herein are directed to a locking mechanism having a door with an interior facing surface and an exterior facing surface, a handle assembly comprising a handle that is selectively repositionable between a locked handle position and an unlocked and latched handle position, an engagement bolt coupled to the handle assembly and slidably mounted to the interior facing surface of the door, a biasing member coupled to the engagement bolt, wherein the biasing member applies a force to the engagement bolt biasing the engagement bolt in an inward direction, and a lock with a lock housing and a locking bolt that is selectively repositionable between a locked position to inhibit translation of the engagement bolt and an unlocked position to allow translation of the engagement bolt. The handle is biased toward the unlocked and latched handle position with the locking bolt in the unlocked position.