Actually, the letter says "On the assumption that you have no wish to depart the Company, the elements of a CTO job description the Company considers important

Actually, the letter says "On the assumption that you have no wish to depart the Company, the elements of a CTO job description the Company considers important are set out in the attached proposed job description. We invite your comments on that draft." So without the contents of the attachment, we can't know what actions you're saying you expect of him.