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. INDUS supports the planning, coordination, and installation activities of Combat System and Command, Control, Communications, Computer, and Intelligence (C5I) Systems in aircraft carriers, and other strike group or strike force units (including but not limited to LHA, LHD, LPD, and other L-Class units).