It is, needless to say, neither the first nor the last proffered interpretation. One of the striking fables which make midrash so rich, the story of the ship-borer is also interesting for the several things it suggests about the nature and dangers of Job's protests to God - and for the way it seems to imply that this part of Job, at least, may represent a danger to Israel.
Midrash Rabbah - Leviticus,
trans. J. Israelstam & Judah J. Slotki (London: The Soncino Press, 1983), 55
trans. J. Israelstam & Judah J. Slotki (London: The Soncino Press, 1983), 55