What exactly is information technology?



Information technology professionals provide hardware, software, and one-on-one support for devices.t. While most of people’s interactions with IT involve IT issues, the work extends far beyond that. IT departments generally have three areas of responsibility: operations, infrastructure and maintenance, and management. IT operations typically encompass engineering, database administration, or development.

IT roles include:

  • Operations engineers: Operations engineers install, run, and manage networks, servers, and external services such as cloud computing.
  • Database administrators: These professionals create and maintain systems that store information.
  • Development operators: DevOps engineers combine software engineering with coding skills to build software, improve it, and perform software deployments.

Does IT include cybersecurity?

Some people, inside and outside of tech-related careers, see cybersecurity as an IT-related job. As with other professions, job titles and responsibilities sometimes overlap. Therefore, IT and cybersecurity workers may collaborate or take on some of the same responsibilities.

But when analyzing essential job skills and responsibilities, IT and cybersecurity professionals take different approaches to protecting digital information. Cyber ​​security tends to focus more on protecting the data itself than on the infrastructure that supports it. As with cybersecurity, the number of people responsible for IT depends on the resources of the company. A person can take on multiple responsibilities, or even anything IT related.

Information Technology Jobs

More than 12 million Americans worked in the IT industry in 2019. Net employment of people in technology-related jobs increased by 307,000 workers, up 2.6% from 2018. Some IT jobs require advanced degrees, while others offer entry level opportunities. Here we have featured some of the most popular IT jobs.

Information Officer

CIOs generally have a senior executive status and manage all of the IT functions of an organization. Their responsibilities include leading IT staff to ensure technology and cybersecurity functions remain efficient, secure and up-to-date. If there is no information security officer in the organization, the CIO can also oversee cybersecurity staff.

Cloud architect

These professionals design and implement cloud-based IT infrastructure for organizations. As part of this job, cloud architects must work closely with others to ensure that services meet the needs of an organization. They are also responsible for cloud security and risk management.

IT support specialist

IT support specialists provide one-on-one technical assistance to computer users in an organization. The people who do this work help people solve computer problems. They can also provide support for overall IT or cybersecurity functions.

Database Developer

Database developers create and operate computer databases that process and store information securely. They work with others to design database systems that support the needs of an organization. This may involve using coding to design systems and perform troubleshooting and maintenance.

IT security analyst

Computer security analysts work to protect computer systems from cyber attacks by creating and implementing security policies. Their responsibilities may include installing firewalls to protect digital data and developing disaster recovery plans in the event of a major data breach or loss. They can also work with penetration testers to identify system vulnerabilities.

Network administrator

Network administrators are responsible for operating the computer networks of an organization. Their tasks include the installation and maintenance of an organization’s digital networks. Their job also includes managing devices that use the network and keeping applications, such as email, up and running.

Systems analyst

Also called system architects, computer systems analysts study an organization’s IT systems and procedures. Their responsibilities include implementing new hardware and software and working with managers to ensure IT meets the needs of the organization. A key part of this job is to ensure that the organization’s IT systems meet the needs of the business.


Also known as web developers, webmasters are responsible for the overall look and function of a website. This includes designing the site’s user interface and handling technical aspects, such as writing code or embedding graphics or videos. Additional responsibilities include creating test versions of websites and updating published content. Entry-level work in this role typically requires a bachelor’s degree.

In conclusion

Information technology is a vast, diverse and growing field. While IT pros can help reset an account password or install a new printer, their responsibilities extend far beyond these important but basic tasks. IT people use a variety of skills and apply their knowledge to develop real-world solutions for all types of business and personal technology problems.

What are the IT professions?

Common jobs in information technology include database administrators, web developers, computer programmers, network architects, and computer researchers.

What are the IT jobs in demand?

The top IT jobs for 2021 include database administrators, systems analysts, and mobile app developers. Other top positions include software developers, network administrators, and help desk specialists.

This article has been edited by Brian Nichols

A head and shoulders photo of a bearded white man in a gray suit with a blue tie.

Born and raised in upstate New York, Brian Nichols began his studies in computer science at a vocational high school where he focused on computer science, computer fundamentals, and networking. Brian then went to his local community college, where he received his computer science associate. He then obtained his Bachelor of Science in Applied Networks and Systems Administration from a private college. Brian now lives in Kansas City, where he works full time as a DevOps Engineer. Brian is also a part-time cybersecurity instructor. He is passionate about cybersecurity and helps students succeed.

Brian Nichols is a paid member of the Red Ventures Education Independent Review Network.



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