Maritime Stabilizer is a job title that refers to a person who is responsible for maintaining the stability of a vessel while it is at sea. This includes monitoring the ship's trim and list, as well as ensuring that the vessel is properly balanced and stable. The job also involves making sure that the vessel is safe and secure while in transit. The term FIN, which is a three letter acronym, stands for 'Fluid Inertial Navigation' and is a type of navigation system used on ships.