Microsoft Azure is a cloud computing platform and infrastructure created by Microsoft for building, deploying, and managing applications and services. It provides a range of cloud services, including computing, storage, and networking, as well as machine learning, analytics, and the Internet of Things (IoT).

There are several different roles that can be assigned in Azure, each with its own specific set of responsibilities and permissions. These roles are designed to help organizations manage access to their Azure resources and ensure that only authorized users are able to perform certain actions.

One of the key roles in Azure is the Global Administrator. This role has the highest level of access and control in an Azure subscription. Global Administrators have the ability to manage all aspects of the subscription, including creating and managing other users, assigning roles and permissions, and managing billing and subscription details. They are also responsible for managing the Azure AD tenant, including creating and managing the directory structure and setting up Azure AD Connect to synchronize on-premises directories with Azure AD.

Another important role in Azure is the User Administrator. This role is responsible for managing the users and groups in an Azure Active Directory (AD) tenant. User Administrators can create, modify, and delete user accounts, as well as manage group membership and access to Azure resources. They are also responsible for managing user authentication and access to Azure resources, including setting up multi-factor authentication and password policies.

In addition to the Global and User Administrator roles, Azure also has a number of other built-in roles that can be assigned to users. These roles include the Security Administrator, which is responsible for managing security settings and policies in Azure, such as setting up Azure Security Center and configuring Azure Sentinel.

The Resource Manager role is responsible for managing Azure resources, including creating and managing resource groups, deploying and managing resources, and managing access to resources.

The Billing Administrator role is responsible for managing billing and subscription details, including viewing usage and cost reports, managing payment methods, and setting up Azure spending limits.

Organizations can also create custom roles in Azure to meet their specific needs. Custom roles allow organizations to define the specific actions and permissions that a user can perform in Azure, giving them fine-grained control over access to their resources. For example, an organization may create a custom role that allows a user to manage virtual machines, but not access storage accounts or view billing details.

Overall, the different roles in Azure are designed to help various IT organizations like Dotsquares manage access to their Azure resources and ensure that only authorized users are able to perform specific actions. These roles are an important part of maintaining security and compliance in a cloud environment, and can be used to ensure that users have the appropriate level of access to Azure resources based on their job responsibilities.

Reference: (Understand Azure Active Directory role concepts - Microsoft Entra | Microsoft Learn)