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Computer and network operators

OaSIS code 22220.01

Computer and network operators establish, operate, maintain, and co-ordinate the use of local and wide area networks (LANs and WANs), mainframe networks, hardware, software and related computer equipment. Supervisors of computer and network operators and web technicians are included in this occupation.


Also known as

  • Local area network (LAN) technician
  • Network administrator
  • Network support technician
  • Network system administrator

Main duties

This group performs some or all of the following duties:

  • Maintain, troubleshoot, repair and administer local area networks (LANs), wide area networks (WANs), mainframe networks, computer workstations, connections to the Internet and peripheral equipment
  • Evaluate and install computer hardware, networking software, operating system software and software applications
  • Operate master consoles to monitor the performance of computer systems and networks and to coordinate access and use of computer networks
  • Provide problem-solving services to network users
  • Perform routine network start up and close down and maintain control records
  • Perform data backups and disaster recovery operations
  • Conduct tests and perform security and quality controls
  • Perform shell scripting or other basic scripting tasks
  • May supervise other workers in this group.

Additional information

  • Progression to computer programming, interactive media development, Web development or systems analysis is possible with experience.

Similar occupations classified elsewhere


  • Advertising, marketing and public relations managers (10022)
  • Computer systems developers and programmers (21230)
  • Web designers (21233)
  • Computer engineers (except software engineers and designers) (21311)
  • User support technicians (22221)
  • Information systems testing technicians (22222)

NOC hierarchy breakdown

NOC version

NOC 2021 Version 1.0

Broad occupational category

2 – Natural and applied sciences and related occupations


2 – Occupations usually require a college diploma or apprenticeship training of two or more years; or supervisory occupations

Major group

22 – Technical occupations related to natural and applied sciences

Sub-major group

222 – Technical occupations related to applied sciences (except engineering)

Minor group

2222 – Technical occupations in computer and information systems

Unit group

22220 – Computer network and web technicians

Occupational profile

22220.01 – Computer and network operators

Work characteristics

Work characteristics gathers the various components describing the work environment of each occupation, such as employers, work activities, and the work context. Each category displays up to 10 descriptors in descending order based, firstly, on their attributed ratings by the level of complexity (for Work Activities) or other measurement dimensions (for Work Context), and secondly, in alphabetical order. The whole list of descriptors and their ratings can be expanded at the bottom of each page.

Work Activities

Proficiency or complexity level
Interacting with Computers
5 - Highest Level
Applying New Knowledge
4 - High Level
Identifying Objects, Actions, and Events
4 - High Level
Monitoring Processes, Materials, or Surroundings
4 - High Level
Thinking Creatively
4 - High Level

Work Context

Structural Job Characteristics

Structured versus Unstructured Work
Degree of freedom to determine tasks and priorities
4 - High amount of freedom
Work Week Duration
Worked hours in a typical week
2 - Between 35 to 40 hours

Physical Work Environment

Physical Proximity
Physical distance from others
3 - Somewhat close (e.g. share office)

Physical Demands

3 - About half the time
2 - Less than half the time
Bending or Twisting the Body
1 - Very little time

Interpersonal Relations

Contact with Others
3 - Once a week or more but not every day
3 - About half the time
Work with Work Group or Team
3 - Important
4 - Every day, a few times per day


  • Information technology departments in the private and public sectors

Skills and abilities

This section displays the various competencies required for an occupation. Each category displays up to 10 descriptors in descending order based, firstly, on their attributed ratings by the level of proficiency (for Skills and Abilities) or importance (for Personal Attributes) and secondly, in alphabetical order. The whole list of descriptors and their ratings can be expanded at the bottom of each page.


Proficiency or complexity level
Fluency of Ideas
4 - High Level
Problem Identification
4 - High Level
Written Comprehension
4 - High Level
Categorization Flexibility
3 - Moderate Level
Deductive Reasoning
3 - Moderate Level


Proficiency or complexity level
Preventative Maintenance
5 - Highest Level
5 - Highest Level
Equipment and Tool Selection
4 - High Level
4 - High Level
4 - High Level

Personal Attributes

Active Learning
4 - Highly important
4 - Highly important
Analytical Thinking
4 - Highly important
Attention to Detail
4 - Highly important
4 - Highly important