Assistant Dockmaster - Bald Head Island Marina - Part-Time Temporary. Assistant Dockmaster Summary. Bald Head Island Marina is currently seeking applications for a Seasonal Assistant Dockmaster. This is a seasonal/part-time first shift position, typically 9:30am-5:30pm. The hourly compensation for this opening is $14.00/hr. Military veterans are encouraged to apply. Assistant Dockmaster General Job Statement. Under general supervision, performs ...