Key Roles and Responsibilities of IT Security Professionals

The IT security world has experienced incredible demand in recent years—and this transition is due to global acknowledgment for the need for increased IT security. The world runs digitally these days; and cyber criminals have increased as well. This led to IT security strategies that can resolve IT problems and control threats occurring in the technology field. Information security professionals are responsible for protecting the IT world from rising threats and issues. But what do these professionals do? Let’s take a look at information security roles and responsibilities. Before understanding the responsibilities, let’s get introduced to the roles.

Primary Roles of IT Security Professionals

Professionals who take responsibility for protecting networks, infrastructure, and computer systems are IT security professionals. These roles may include system administrators, network security officers, information security engineers, application security engineers, network managers, network engineers, Chief Information Officer (CIO), Chief Technology Officer (CTO), Chief Security Officer (CSO), Chief Information Security Officer (CISO), Information Assurance Manager (IAM), and computer operators. These are just a few of the primary roles for IT security professionals—more roles are added as new ways to protect against cyber threats evolve.

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Primary Responsibilities of IT Security Professionals

The job of an IT security professional revolves around protecting IT systems. This includes network, infrastructure, and all other areas of IT. Securing information assets, customer data, financial information, and other critical information is the key responsibility of an IT security professional. 

In addition to a variety of security tasks, these roles often charge professionals with the responsibility to provide access to information for users based on their necessity and identity. Information is given away to people only when they are legitimately eligible for the access. Every IT security department has certain policies and principles; they follow a set of rules, regulations, methodologies, and strategies to protect information systems. Some of the responsibilities of IT security professionals are listed below in further detail.

6 Important Responsibilities of IT Security Professionals

These are the primary responsibilities that every IT security professional (based on their role) needs to accomplish. These professionals need to be updated with advanced technology knowledge and skills along with the mindset to work in a team towards achieving ideal information security. 

  1. Developing and designing security devices and software to ensure the safety of clients’ or internal products and information
  2. Managing security measures for information technology system within a networked system
  3. Operating regular inspections of systems and network processes for security updates
  4. Conducting audit process for initiating security and safety measures and strategies
  5. Customizing access to information per rules and necessity
  6. Maintaining standard information security policy, procedure, and services

Three Critical Skills for IT Security Professionals

Finding secure ways to implement technology and adopt measures that reduce the risks related to information systems is the primary objective of every IT security professional. But what are the skills that make an IT professional stand above the rest? We’ve listed three below.

An IT security professional should be a strategist in order to ensure protection of network, infrastructure, and computer systems. He or she must be aware of evolving security measures and controls and should have the ability to implement these in organizations. An IT security professional should be strategic enough to judge the “before and after” consequences of any security measure.

An IT security professional should have adequate management and communication skills to ensure effective coordination with teams and clients. He or she needs to communicate with every professional within an organization about IT security. Similarly, these professionals should be able to clearly communicate security measures and principles to clients as well.

Another must-have skill for an IT security professional is to remain technically competent. These professionals should constantly be learning new advanced technology skills in order to be capable of grasping technical security issues immediately, so they can be resolved.


Finding secure ways to implement technology and adopt measures that reduces the risks related to information systems is the primary objective of every IT security professional.

Want to learn more about IT security? Check out the video of our course “Introduction to CISSP” by Chuck Easttom.

About the Author


Simplilearn is one of the world’s leading providers of online training for Digital Marketing, Cloud Computing, Project Management, Data Science, IT, Software Development, and many other emerging technologies.

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