a person who has control or direction of an institution, business, etc., or of a part, division, or phase of it.

a person who manages

the manager of our track team.

a person who controls and manipulates resources and expenditures, as of a household.

British . (formerly) a theatrical producer.

noun

employee

noun

administrator , boss , comptroller , conductor , controller , director , exec , executive , governor , handler , head , head person , officer , official , organizer , overseer , producer , proprietor , slavedriver , straw boss , superintendent , supervisor , zookeeper , administrant , foreman , foreperson , forewoman , taskmaster , taskmistress , curator , doer , economist , engineer , executor , gerent , proctor , steward