Systems Administrator

What it officially is

Install, configure, and maintain an organization's local area network (LAN), wide area network (WAN), data communications network, operating systems, and physical and virtual servers. Perform system monitoring and verify the integrity and availability of hardware, network, and server resources and systems. Review system and application logs and verify completion of scheduled jobs, including system backups. Analyze network and server resource consumption and control user access. Install and upgrade software and maintain software licenses. May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software.

O*NET, US Department of Labor · classified as “Network and Computer Systems Administrators”

What the work involves

  • Maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software, and all configurations. 123% of people in this occupation report doing this
  • Perform data backups and disaster recovery operations. 123% of people in this occupation report doing this
  • Diagnose, troubleshoot, and resolve hardware, software, or other network and system problems, and replace defective components when necessary. 123% of people in this occupation report doing this
  • Configure, monitor, and maintain email applications or virus protection software. 123% of people in this occupation report doing this
  • Operate master consoles to monitor the performance of computer systems and networks and to coordinate computer network access and use. 123% of people in this occupation report doing this
  • Monitor network performance to determine whether adjustments are needed and where changes will be needed in the future. 123% of people in this occupation report doing this
  • Plan, coordinate, and implement network security measures to protect data, software, and hardware. 123% of people in this occupation report doing this
  • Analyze equipment performance records to determine the need for repair or replacement. 123% of people in this occupation report doing this
  • Confer with network users about solutions to existing system problems. 123% of people in this occupation report doing this
  • Recommend changes to improve systems and network configurations, and determine hardware or software requirements related to such changes. 123% of people in this occupation report doing this
  • Design, configure, and test computer hardware, networking software and operating system software. 123% of people in this occupation report doing this
  • Perform routine network startup and shutdown procedures, and maintain control records. 123% of people in this occupation report doing this
  • Load computer tapes and disks, and install software and printer paper or forms. 123% of people in this occupation report doing this
  • Train people in computer system use. 123% of people in this occupation report doing this

What they call it

Large employers

  • Senior Impartner Admin, PRM Twilio

Startups

  • IVPN | Infrastructure Engineer / Sysadmin | Remote (UTC-1 to UTC+3 only) | Full-time IVPN
  • IVPN | Infrastructure Engineer / Sysadmin | Remote (UTC-1 to UTC+3 only) | Full-time | IVPN

Tools the occupation uses

Access software Access management software
Business intelligence and data analysis software Apache Spark
Cloud-based management software Amazon Web Services AWS CloudFormation
Data base management system software Apache Pig, Apache Solr, Apache Hive, Apache Hadoop, Apache Cassandra, Amazon DynamoDB
Data base user interface and query software Amazon Elastic Compute Cloud EC2, Amazon Redshift, Amazon Web Services AWS software
Development environment software Apache Ant, Adobe ActionScript, Apache Kafka, Apache Maven

How well this role is advertised

123listings reviewed
56/100median HR-standards score
76/100median title accuracy

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Official definitions and responsibilities come from public occupational records — O*NET (US Department of Labor) and ESCO (European Commission). The employer half is counted from listings on this board and shown with its denominator. Nothing on this page is written by a language model: the measured half is arithmetic over real postings, and the official half is quoted.