She is five years 'senior to' me. = She is 'senior to' me by five years. [=she is five years older than I am]
She is five years my 'senior'. = She is my 'senior' by five years. [=she is five years older than I am]
He recently became a 'senior' partner in the accounting/consulting firm.
(..) i havent talked to you in forever im good the companys having there th anniversary party next week, so... thats something Lori's a senior vp at a pretty huge P.R firm its not that big of a deal companys turning ...so you can bang it,but you cant get it drunk right... (..)2012 Ted