Physical Requirements: While performing the essential functions of this job the employee is regularly required to stand, walk, use hands to finger, handle, or feel, reach with hands or arms, stoop, kneel, crouch, or crawl, and is occasionally required to lift and/or move heavy objects. Job Summary: The Marine Mechanic is responsible for performing preventative and corrective maintenance, installation, repair, and inspection of fire alarm, suppression, and detection systems (including CO, Halon, APC, AFFF, and FM200) aboard vessels ranging from small tugs to the largest ships at sea.