GALWAY, J. The petitioner, Donald W. Murdock, appeals the decision of the New Hampshire Personnel Appeals Board (PAB) affirming his dismissal from employment by the respondent, the New Hampshire Department of Transportation (DOT), following his receipt of three written warnings for the same offense within a five-year period. N.H. Admin. Rules, Per 1001.08(b)(1) (current version at 1002.08(c)(1)). We affirm in part, reverse in part, and remand.