n.a person in charge of managing and maintaining a computer system of telecommunication system (as for a business or institution)

System Administrator
system-administrator
System Administrator
The Linux System Administrator's Guide
Regulations - System Administrator Responsibilities
xCAT 2 Guide for the CSM System Administrator
satool - A System Administrator's Cockpit, An Implementation.
Revocation of a system administrator in an encrypted file system
A survey of system administrator mental models and situation awareness
Trust as an underlying factor of system administrator interface choice
Assessing IT Security Culture: System Administrator and End-User Perspectives
The effect of health care system administrator pay-for-performance on quality of care.
PLM (Product Lifecycle Management) System Administrator Process for DocumentManagement System (DMS) in Energy Devices Domain