system operator

US /ˈsɪstəm ˌɑːpəreɪtər/
UK /ˈsɪstəm ˌɑːpəreɪtər/
"system operator" picture
1.

a person responsible for the operation and maintenance of a computer system or network

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The system operator quickly resolved the network issue.
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As a system operator, you need to be proficient in troubleshooting.
:
sysopsystem administratornetwork administratorIT support specialist
:
operating systemoperatoroperateoperationaloperationsystemoperating room