# Network and Computer Systems Administrators > 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. - Code: 15-1244.00 (O*NET-SOC; SOC 2018 15-1244) - Family: [Computer & Mathematical](https://foundation.org.ai/occupations#family-15), one of its 38 occupations - Tasks: 20 tasks (17 core and 3 supplemental) - Page: https://foundation.org.ai/occupations/15-1244.00 - JSON: https://foundation.org.ai/data/tasks/15-1244.00.json ## What the work is made of 1. Maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software, and all configurations. Core task · Task 1318 · Rated by 123 people who do the job, July 2017 2. Perform data backups and disaster recovery operations. Core task · Task 1317 · Rated by 123 people who do the job, July 2017 3. Diagnose, troubleshoot, and resolve hardware, software, or other network and system problems, and replace defective components when necessary. Core task · Task 15205 · Rated by 123 people who do the job, July 2017 4. Configure, monitor, and maintain email applications or virus protection software. Core task · Task 15206 · Rated by 123 people who do the job, July 2017 5. Operate master consoles to monitor the performance of computer systems and networks and to coordinate computer network access and use. Core task · Task 1320 · Rated by 123 people who do the job, July 2017 6. Monitor network performance to determine whether adjustments are needed and where changes will be needed in the future. Core task · Task 1325 · Rated by 123 people who do the job, July 2017 7. Plan, coordinate, and implement network security measures to protect data, software, and hardware. Core task · Task 1319 · Rated by 123 people who do the job, July 2017 8. Analyze equipment performance records to determine the need for repair or replacement. Core task · Task 1329 · Rated by 123 people who do the job, July 2017 9. Confer with network users about solutions to existing system problems. Core task · Task 1324 · Rated by 123 people who do the job, July 2017 10. Recommend changes to improve systems and network configurations, and determine hardware or software requirements related to such changes. Core task · Task 1323 · Rated by 123 people who do the job, July 2017 11. Design, configure, and test computer hardware, networking software and operating system software. Core task · Task 1322 · Rated by 123 people who do the job, July 2017 12. Perform routine network startup and shutdown procedures, and maintain control records. Core task · Task 1321 · Rated by 123 people who do the job, July 2017 13. Load computer tapes and disks, and install software and printer paper or forms. Core task · Task 1327 · Rated by 123 people who do the job, July 2017 14. Train people in computer system use. Core task · Task 1326 · Rated by 123 people who do the job, July 2017 15. Maintain logs related to network functions, as well as maintenance and repair records. Core task · Task 1330 · Rated by 123 people who do the job, July 2017 16. Gather data pertaining to customer needs, and use the information to identify, predict, interpret, and evaluate system and network requirements. Core task · Task 1328 · Rated by 123 people who do the job, July 2017 17. Coordinate with vendors and with company personnel to facilitate purchases. Core task · Task 1333 · Rated by 123 people who do the job, July 2017 18. Implement and provide technical support for voice services and equipment, such as private branch exchange, voice mail system, and telecom system. Supplemental task · Task 15208 · Rated by 123 people who do the job, July 2017 19. Maintain an inventory of parts for emergency repairs. Supplemental task · Task 1332 · Rated by 123 people who do the job, July 2017 20. Research new technologies by attending seminars, reading trade articles, or taking classes, and implement or recommend the implementation of new technologies. Supplemental task · Task 15207 · Rated by 122 people who do the job, July 2017 ## More in Computer & Mathematical - [Actuaries](https://foundation.org.ai/occupations/15-2011.00): 15 tasks - [Bioinformatics Technicians](https://foundation.org.ai/occupations/15-2099.01): 19 tasks - [Biostatisticians](https://foundation.org.ai/occupations/15-2041.01): 25 tasks - [Blockchain Engineers](https://foundation.org.ai/occupations/15-1299.07): 17 tasks - [Business Intelligence Analysts](https://foundation.org.ai/occupations/15-2051.01): 17 tasks - [Clinical Data Managers](https://foundation.org.ai/occupations/15-2051.02): 21 tasks - [Computer and Information Research Scientists](https://foundation.org.ai/occupations/15-1221.00): 15 tasks - [Computer Network Architects](https://foundation.org.ai/occupations/15-1241.00): 33 tasks - [Computer Network Support Specialists](https://foundation.org.ai/occupations/15-1231.00): 26 tasks - [Computer Occupations, All Other](https://foundation.org.ai/occupations/15-1299.00): no tasks listed - [Computer Programmers](https://foundation.org.ai/occupations/15-1251.00): 17 tasks - [Computer Systems Analysts](https://foundation.org.ai/occupations/15-1211.00): 22 tasks - [Computer Systems Engineers/Architects](https://foundation.org.ai/occupations/15-1299.08): 28 tasks - [Computer User Support Specialists](https://foundation.org.ai/occupations/15-1232.00): 16 tasks - [Data Scientists](https://foundation.org.ai/occupations/15-2051.00): 16 tasks - [Data Warehousing Specialists](https://foundation.org.ai/occupations/15-1243.01): 18 tasks - [Database Administrators](https://foundation.org.ai/occupations/15-1242.00): 18 tasks - [Database Architects](https://foundation.org.ai/occupations/15-1243.00): 25 tasks - [Digital Forensics Analysts](https://foundation.org.ai/occupations/15-1299.06): 20 tasks - [Document Management Specialists](https://foundation.org.ai/occupations/15-1299.03): 23 tasks - [Geographic Information Systems Technologists and Technicians](https://foundation.org.ai/occupations/15-1299.02): 29 tasks - [Health Informatics Specialists](https://foundation.org.ai/occupations/15-1211.01): 17 tasks - [Information Security Analysts](https://foundation.org.ai/occupations/15-1212.00): 11 tasks - [Information Security Engineers](https://foundation.org.ai/occupations/15-1299.05): 20 tasks - [Information Technology Project Managers](https://foundation.org.ai/occupations/15-1299.09): 21 tasks - [Mathematical Science Occupations, All Other](https://foundation.org.ai/occupations/15-2099.00): no tasks listed - [Mathematicians](https://foundation.org.ai/occupations/15-2021.00): 11 tasks - [Operations Research Analysts](https://foundation.org.ai/occupations/15-2031.00): 17 tasks - [Penetration Testers](https://foundation.org.ai/occupations/15-1299.04): 22 tasks - [Software Developers](https://foundation.org.ai/occupations/15-1252.00): 19 tasks - [Software Quality Assurance Analysts and Testers](https://foundation.org.ai/occupations/15-1253.00): 30 tasks - [Statisticians](https://foundation.org.ai/occupations/15-2041.00): 19 tasks - [Telecommunications Engineering Specialists](https://foundation.org.ai/occupations/15-1241.01): 26 tasks - [Video Game Designers](https://foundation.org.ai/occupations/15-1255.01): 24 tasks - [Web Administrators](https://foundation.org.ai/occupations/15-1299.01): 35 tasks - [Web and Digital Interface Designers](https://foundation.org.ai/occupations/15-1255.00): 30 tasks - [Web Developers](https://foundation.org.ai/occupations/15-1254.00): 29 tasks ## Where this comes from Quoted from O*NET 29.0, U.S. Department of Labor, Employment and Training Administration, under CC BY 4.0: free to copy and reuse, with credit. 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