Complex sentence: Hunt took up a position with his friends in The Pogues doing sound, the driving and the tour managing as well as looking after the instruments, occasionally filling in for bass player Cait O'Riorden, a position that became permanent in September, 1986.
Split into simpler sentences: Hunt took up a position with his friends in The Pogues doing sound, the driving and the tour managing as well as looking after the instruments. Occasionally having to fill in for bass player Cait O'Riorden, a position that became permanent in September, 1986.