Answer:

bookkeeper

Answer	Crossword Clue
BOOKKEEPER	Librarian's other job?
BOOKKEEPER	Office employee
BOOKKEEPER	Record producer?

BOOKKEEPER	Only word containing three consecutive pairs of double letters
BOOKKEEPER	Librarian?
BOOKKEEPER	Worker with a ledger
BOOKKEEPER	Ledger pro
BOOKKEEPER	Recorder of business transactions.
BOOKKEEPER	Library menace?
BOOKKEEPER	Librarian's bane?
BOOKKEEPER	Person with a log

BOOKKEEPER	One who keeps track of ins and outs
BOOKKEEPER	One who's happy when things look black
BOOKKEEPER	Figures checker
BOOKKEEPER	Figures-checker
BOOKKEEPER	Specialist in double-entry accounting
BOOKKEEPER	What is another name for a deadbeat borrower?