(n.) An official of a bureau; esp. an official confirmed in a narrow and arbitrary routine.

Federal agent amanuensis baggage agent bureaucrat business agent civil servant claim agent clerk commercial agent commission agent commissioner conductor consignee customer agent driver dupe engineer factor fed federal agent freight agent functionnaire general agent handler implement instrument insurance agent jack-in-office land agent law agent literary agent loan agent mandarin manipulator news agent office-bearer officeholder officer official officiary operant operative operator parliamentary agent passenger agent petty tyrant pilot placeman press agent public official public servant puppet purchasing agent real estate agent red-tapist runner sales agent secretary special agent station agent steersman steward theatrical agent ticket agent tool travel agent walking delegate