Incumbent is required to have: Close visual acuity to perform detail oriented activities at distances close to the eyes, as well as visual acuity to perform activities at or within arm's reach with skill, control, and accuracy, and to determine the accuracy, neatness, and/or thoroughness of work assigned, or make general observations of facilities or structures (i.e., inspection). Extend his/her hands and arms in any direction to reach objects, and move objects from a lower to a higher position, or move objects horizontally from one position to another, by lifting or carrying objects either in his/her hands or arms or by strapping equipment to the body; requires substantial use of upper extremities and back muscles.