Computer Network Support Specialists

Information Technology > Network Systems

Projected Growth: Average

Projected Job Openings

Considerable Preparation Needed

Job Description

Your job is to Analyze, test, troubleshoot, and evaluate existing network systems, such as local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system. Perform network maintenance to ensure networks operate correctly with minimal interruption.

Common job titles of Computer Network Support Specialists include:

Experience and Education

A considerable amount of work-related skill, knowledge, or experience is needed for this occupation. For example, a person in this occupation must complete four years of college and work for several years in industry to be considered qualified.

  • 46.93% said they needed a Bachelor's Degree.

  • 21.68% said they needed a Associate's Degree.


    Analyze network data to determine network usage, disk space availability, or server function.

    Configure security settings or access permissions for groups or individuals.

    Document network support activities.

    Back up network data.

    Provide telephone support related to networking or connectivity issues.

    Document help desk requests and resolutions.

    Evaluate local area network (LAN) or wide area network (WAN) performance data to ensure sufficient availability or speed, to identify network problems, or for disaster recovery purposes.

    Maintain logs of network activity.

    Train users in procedures related to network applications software or related systems.

    Research hardware or software products to meet technical networking or security needs.

    Create or update technical documentation for network installations or changes to existing installations.

    Test repaired items to ensure proper operation.

    Run monthly network reports.

    Monitor industry websites or publications for information about patches, releases, viruses, or potential problem identification.

    Analyze and report computer network security breaches or attempted breaches.

    Troubleshoot network or connectivity problems for users or user groups.

    Test computer software or hardware, using standard diagnostic testing equipment and procedures.

    Perform routine maintenance or standard repairs to networking components or equipment.

    Configure wide area network (WAN) or local area network (LAN) routers or related equipment.

    Create or revise user instructions, procedures, or manuals.

    Install or repair network cables, including fiber optic cables.

    Install new hardware or software systems or components, ensuring integration with existing network systems.

    Install network software, including security or firewall software.

    Install and configure wireless networking equipment.

    Identify the causes of networking problems, using diagnostic testing software and equipment.

    Configure and define parameters for installation or testing of local area network (LAN), wide area network (WAN), hubs, routers, switches, controllers, multiplexers, or related networking equipment.


Throughput testers

Test lights


Synchronous optical network SONET analyzers


Remote access servers

Redundant array of independent disks RAID systems

All Tools

Powerline monitors

Port analyzer adapters

Personal computers

Network address translation NAT appliances

Mainframe computers

Load balancers

Laser facsimile machines

Laptop computers

Fibre channel protocol analyzers

Fabric analyzers

Copy machines

Continuity testers

Communications analyzers

Cisco Systems Cisco Application Visibility and Management AVM Traffic Collector

Caching engines

Cable testers

Asynchronous transfer mode ATM analyzers


Apple macOS




Microsoft PowerShell

Microsoft Visual Basic Scripting Edition VBScript


All Technologies


Network design software

Practical extraction and reporting language Perl


Shell script

Splunk Enterprise



Adobe Systems Adobe Flash

Anti-spyware software

Antivirus software

Application management software


Automated installation software

B&W Port Scanner

Bentley ProjectWise

BitWizard B.V. mtr

BlackBerry Enterprise Server

BMC Software Control-M

BMC Software Remedy IT Service Management Suite

Cisco Systems Cisco NetFlow Collection Engine

Cisco Systems Cisco Traffic Analyzer

Cisco Systems CiscoWorks LAN Management Solution

Clarified Networks Clarified Analyzer

Colasoft Capsa Enterprise

Colasoft Capsa Free

Compuware ClientVantage Agentless Monitoring

Congruity Technologies Inspector

Connectivity software

Customer information control system CICS

Dartware InterMapper

Database management software


EMC Ionix Network Configuration Manager

EMC NetWorker

EMC Symmetrix DMX


Ettercap NG

File server software

Firewall software

Fluke Networks Enterprise LANMeter

Hewlett Packard HP-UX

Hewlett-Packard HP Network Node Manager


IBM Power Systems software

IBM Security Network Intrusion Prevention System

IBM Tivoli NetView Distribution Manager


Intrusion prevention system IPS


Job control language JCL


LAMP Stack

Load testing software

LogMatrix NerveCenter


Microsoft Active Directory

Microsoft Hyper-V Server

Microsoft Internet Information Services IIS

Microsoft Network Monitor

Microsoft Windows PowerShell

Microsoft Windows Sysprep


NetScout Sniffer Global Analyzer

NetScout Sniffer Portable Professional Analyzer


Network and system vulnerability assessment software

Network Instruments Observer Standard

Network intrusion detection software

Network monitoring software


NIKSUN NetDetector

NovaStor NovaBACKUP

Novell eDirectory


OPNET SP Sentinel

Oracle Solaris Snoop

Packet analyzers

Packet filter software

Patch and update management software

Ping Identity

Port scanners

Project planning software

Remote control software

Root kit detection software


Roxio Retrospect

Security incident management software


Sonicwall SonicOS Enhanced

Storage area network SAN software

Symantec Norton Antivirus

Symantec pcAnywhere

Symantec Veritas NetBackup

Tape backup system software



Traffic shapers


Veritas NetBackup

WildPackets OmniPeek Network Analyzer



Critical Thinking

Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.

Active Listening

Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.

Reading Comprehension

Understanding written sentences and paragraphs in work related documents.

Judgment and Decision Making

Considering the relative costs and benefits of potential actions to choose the most appropriate one.


Talking to others to convey information effectively.

Active Learning

Understanding the implications of new information for both current and future problem-solving and decision-making.


Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.

Complex Problem Solving

Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.


Determining causes of operating errors and deciding what to do about it.

Systems Analysis

Determining how a system should work and how changes in conditions, operations, and the environment will affect outcomes.


Communicating effectively in writing as appropriate for the needs of the audience.

Operation Monitoring

Watching gauges, dials, or other indicators to make sure a machine is working properly.

Systems Evaluation

Identifying measures or indicators of system performance and the actions needed to improve or correct performance, relative to the goals of the system.

Time Management

Managing one's own time and the time of others.


Listen to and understand information and ideas presented through spoken words and sentences.

Cognitive Abilities › Verbal Abilities › Oral Comprehension

Apply general rules to specific problems to produce answers that make sense.

Cognitive Abilities › Idea Generation and Reasoning Abilities › Deductive Reasoning

Communicate information and ideas in speaking so others will understand.

Cognitive Abilities › Verbal Abilities › Oral Expression

Read and understand information and ideas presented in writing.

Cognitive Abilities › Verbal Abilities › Written Comprehension

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Occupation Sections


Computers and Electronics

Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.


Knowledge of transmission, broadcasting, switching, control, and operation of telecommunications systems.

Engineering and Technology

Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.

English Language

Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.

Administration and Management

Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.

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