bargemaster

/B AA1 R G AH0 M AE1 S T ER0/
noun
  1. 1

    The person in charge of transport on a barge or barges.

    โ€œIn Tudor days, the royal bargemaster was a notable courtier, responsible for taking the kingโ€™s party to many places along the Thamesโ€

Source: https://en.wiktionary.org/wiki/bargemaster