Possible Clues:

• What is another name for a deadbeat borrower?
• Figures-checker
• Office employee
• One who's happy when things look black
• He deals with the financial reserve, a team player
• Accounts official got from reserve team member
• Reserve goalie an expert at balancing acts?
• Business occupation or work associated with one in the field?
• Ledger pro
• Reserve has animal attendant who works to maintain balance