system operator 
(also system administrator)
noun
A person who manages the operation of a computer system or particular electronic communication service.In order to keep the list accurate and up to date, the system administrator or keyword service must continually increase the size of the list....
- But as Linux moves to the desktop, the Linux system administrator's life becomes much more complicated.
- As the computer science teacher and system administrator, this means I have to be creative about providing our students with computer technology while working with a tight budget.
- government station
- government stock
- government stroke
- government surplus
- government valuation
- governmentwide
- government–binding
- governor
- governorate
- governor block
- governor burner
- governoress
- governor general
- Governor-Generalship
- governor house
- governor-in-chief
- governor plum
- governor reed
- governorship
- governor's plum
- Govr.
- Govr
- govt
- go walkabout
- go walkies