KNOWLEDGE is required to perform basic math, including calculations using fractions, percents, and/or ratios; read a variety of manuals, write documents following prescribed formats, and/or present information to others; and solve practical problems. The usual and customary methods of performing the job''s functions require the following physical demands: some lifting, carrying, pushing, and/or pulling, some stooping, kneeling, crouching, and/or crawling and significant fine finger dexterity.