The work requires some physical exertion, such as long periods of standing, or recurring and considerable walking, stooping, bending, crouching, and climbing such as performing regular shop activities, inspections, or to observe and study operations in an industrial or comparable work area, or on-board ships, submarines, and/or in weapon facilities. Ten (10) years'' experience with technical coordination of HM&E ship systems (auxiliary machinery, hull/piping systems, cargo/weapons elevator systems), including repairs, alterations, assessments, inspections, and casualty reports.