Network and Computer Systems Administrator

Also called: Application Systems Administrator, Cisco Certified Internetwork Expert (CCIE), Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), Computer Systems Security Administrator

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Network and computer systems administrator installs, configures, and maintains 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.

Maintain and administer computer networks and related computing environments including computer hardware, systems software, applications software, and all configurations.
Perform data backups and disaster recovery operations.
Diagnose, troubleshoot, and resolve hardware, software, or other network and system problems, and replace defective components when necessary.
Configure, monitor, and maintain email applications or virus protection software.
Operate master consoles to monitor the performance of computer systems and networks, and to coordinate computer network access and use.
Monitor network performance to determine whether adjustments need to be made, and to determine where changes will need to be made in the future.
Plan, coordinate, and implement network security measures to protect data, software, and hardware.
Analyze equipment performance records to determine the need for repair or replacement.
Confer with network users about how to solve existing system problems.
Recommend changes to improve systems and network configurations, and determine hardware or software requirements related to such changes.
Design, configure, and test computer hardware, networking software and operating system software.
Perform routine network startup and shutdown procedures, and maintain control records.
Load computer tapes and disks, and install software and printer paper or forms.
Train people in computer system use.
Maintain logs related to network functions, as well as maintenance and repair records.
Gather data pertaining to customer needs, and use the information to identify, predict, interpret, and evaluate system and network requirements.
Coordinate with vendors and with company personnel to facilitate purchases.
Implement and provide technical support for voice services and equipment, such as private branch exchange, voice mail system, and telecom system.
Maintain an inventory of parts for emergency repairs.
Research new technologies by attending seminars, reading trade articles, or taking classes, and implement or recommend the implementation of new technologies.

Work Context

Indoors, Environmentally Controlled — 97% responded "Every day".
Electronic Mail — 91% responded "Every day".
Telephone — 72% responded "Every day".
Face-to-Face Discussions — 61% responded "Every day".
Contact With Others — 68% responded "Constant contact with others".
Spend Time Sitting — 51% responded "More than half the time".
Work With Work Group or Team — 57% responded "Extremely important".

Work Activities

Interacting With Computers — Using computers and computer systems (including hardware and software) to program, write software, set up functions, enter data, or process information.
Making Decisions and Solving Problems — Analyzing information and evaluating results to choose the best solution and solve problems.
Updating and Using Relevant Knowledge — Keeping up-to-date technically and applying new knowledge to your job.
Getting Information — Observing, receiving, and otherwise obtaining information from all relevant sources.
Organizing, Planning, and Prioritizing Work — Developing specific goals and plans to prioritize, organize, and accomplish your work.
Identifying Objects, Actions, and Events — Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.
Processing Information — Compiling, coding, categorizing, calculating, tabulating, auditing, or verifying information or data.
Repairing and Maintaining Electronic Equipment — Servicing, repairing, calibrating, regulating, fine-tuning, or testing machines, devices, and equipment that operate primarily on the basis of electrical or electronic (not mechanical) principles.

Communicating with Supervisors, Peers, or Subordinates — Providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.

Interpreting the Meaning of Information for Others — Translating or explaining what information means and how it can be used.

Documenting/Recording Information — Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.

Analyzing Data or Information — Identifying the underlying principles, reasons, or facts of information by breaking down information or data into separate parts.

Thinking Creatively — Developing, designing, or creating new applications, ideas, relationships, systems, or products, including artistic contributions.

Monitor Processes, Materials, or Surroundings — Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.

Scheduling Work and Activities — Scheduling events, programs, and activities, as well as the work of others.

Developing Objectives and Strategies — Establishing long-range objectives and specifying the strategies and actions to achieve them.

Controlling Machines and Processes — Using either control mechanisms or direct physical activity to operate machines or processes (not including computers or vehicles).

Training and Teaching Others — Identifying the educational needs of others, developing formal educational or training programs or classes, and teaching or instructing others.

Detailed Work Activities

Implement security measures for computer or information systems.
Create electronic data backup to prevent loss of information.
Maintain computer networks to enhance performance and user access.
Develop computer or information security policies or procedures.
Implement security measures for computer or information systems.
Monitor the performance of computer networks.

Computers and Electronics

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

English Language

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

Customer and Personal Service

Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.

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.

Critical Thinking

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

Systems Analysis

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

Complex Problem Solving

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

Troubleshooting

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

Monitoring

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

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.

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.

Programming

Writing computer programs for various purposes.

Speaking

Talking to others to convey information effectively.

Operation Monitoring

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

Quality Control Analysis

Conducting tests and inspections of products, services, or processes to evaluate quality or performance.

Time Management

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

Operations Analysis

Analyzing needs and product requirements to create a design.

Writing

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

Active Learning

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

Mathematics

Using mathematics to solve problems.

Social Perceptiveness

Being aware of others' reactions and understanding why they react as they do.

Coordination

Adjusting actions in relation to others' actions.

Repairing

Repairing machines or systems using the needed tools.

Service Orientation

Actively looking for ways to help people.

Equipment Maintenance

Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.

Operation and Control

Controlling operations of equipment or systems.

Management of Personnel Resources

Motivating, developing, and directing people as they work, identifying the best people for the job.

Problem Sensitivity

The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.

Information Ordering

The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).

Written Comprehension

The ability to read and understand information and ideas presented in writing.

Oral Expression

The ability to communicate information and ideas in speaking so others will understand.

Inductive Reasoning

The ability to combine pieces of information to form general rules or conclusions (includes finding a relationship among seemingly unrelated events).

Deductive Reasoning

The ability to apply general rules to specific problems to produce answers that make sense.

Near Vision

The ability to see details at close range (within a few feet of the observer).

Oral Comprehension

The ability to listen to and understand information and ideas presented through spoken words and sentences.

Speech Recognition

The ability to identify and understand the speech of another person.

Fluency of Ideas

The ability to come up with a number of ideas about a topic (the number of ideas is important, not their quality, correctness, or creativity).

Category Flexibility

The ability to generate or use different sets of rules for combining or grouping things in different ways.

Written Expression

The ability to communicate information and ideas in writing so others will understand.

Originality

The ability to come up with unusual or clever ideas about a given topic or situation, or to develop creative ways to solve a problem.

Selective Attention

The ability to concentrate on a task over a period of time without being distracted.

Flexibility of Closure

The ability to identify or detect a known pattern (a figure, object, word, or sound) that is hidden in other distracting material.

Speech Clarity

The ability to speak clearly so others can understand you.

Perceptual Speed

The ability to quickly and accurately compare similarities and differences among sets of letters, numbers, objects, pictures, or patterns. The things to be compared may be presented at the same time or one after the other. This ability also includes comparing a presented object with a remembered object.

Number Facility

The ability to add, subtract, multiply, or divide quickly and correctly.

Mathematical Reasoning

The ability to choose the right mathematical methods or formulas to solve a problem.

People interested in this work like activities that include ideas, thinking, and figuring things out.

They do well at jobs that need:

Achievement/Effort

Persistence

Initiative

Leadership

Cooperation

Concern for Others

Social Orientation

Self Control

You might use software like this on the job:

Enterprise application integration software

Extensible markup language XML
IBM WebSphere
Oracle Fusion Middleware
Microsoft SQL Server Integration Services SSIS
Atlassian Bamboo
Systems integration software
Enterprise application integration EAI software
IBM InfoSphere DataStage

Web platform development software

JavaScript
JavaScript Object Notation JSON
PHP: Hypertext Preprocessor
Microsoft Active Server Pages ASP
Microsoft ASP.NET
Microsoft ASP.NET Core MVC
Ruby on Rails
Hypertext markup language HTML
Oracle JavaServer Pages JSP
Node.js
Apache Tomcat
Apache Struts
Drupal
AJAX
Django
Dynamic hypertext markup language DHTML
Enterprise JavaBeans
Extensible HyperText Markup Language XHTML
LAMP Stack

Object or component oriented development software

jQuery
Practical extraction and reporting language Perl
Oracle Java
C#
C++
Apache Groovy
Python
Advanced business application programming ABAP
Swift
Jupyter Notebook
Microsoft ActiveX

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