# Roles and Categories

* **System Programmers**: Responsible for the installation, maintenance, and customization of the mainframe operating system and related software.
* **Application Developers**: Focus on designing, developing, testing, and maintaining applications that run on the mainframe.
* **Database Administrators**: Manage and oversee database systems, ensuring their availability, performance, and security.
* **Security Analysts**: Protect the mainframe environment by implementing security measures and monitoring potential threats.
* **Operations Analysts**: Ensure the efficient operation of mainframe hardware and software, troubleshooting issues as they arise.
* **Technical Support Specialists**: Provide assistance and solutions to users encountering technical difficulties with mainframe systems.
* **Network Administrators**: Oversee the connectivity and communication between the mainframe and other networks.

## Employer Categories

IBM Z mainframe jobs are within and separated by 5 unique employer categories serving governments and all industries globally.

1. [Large Enterprise IT, Information Technology, Production](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/roles-in-mainframe/roles-and-categories/category-definitions#large-enterprise-it-production)
2. [Medium or Smaller Enterprise IT Production](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/roles-in-mainframe/roles-and-categories/category-definitions#medium-or-small-enterprise-it-production) 
3. [Independent Software Vendors and IBM](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/roles-in-mainframe/roles-and-categories/category-definitions#independent-software-vendors-and-ibm) 
4. [IT Consulting and System Integration](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/roles-in-mainframe/roles-and-categories/category-definitions#consulting-and-system-integration) 
5. [Facility and Service Providers](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/roles-in-mainframe/roles-and-categories/category-definitions#facility-and-service-providers)

## Role Types

Generic professional job responsibilities of government and all industries include:

1. [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services)
2. [IT Business Application Product Development and Support](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support) 
3. [IT Software Engineering](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-software-engineers) 
4. [IT Architects ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-architects)

### Roles by Type and Category

| Role                                                                                                                                                                                                                                                | Type                                                                                                                                                                                                                                                 | Category |
| --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------- |
| [Operator](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)                                                 | [IT Operations and System Support and Services](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)             |          |
| [Production Control Analyst](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#production-control-analyst)                                 | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| Automation Specialist                                                                                                                                                                                                                               | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [System Administrator/Disk Storage Administrator](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#disk-storage-administrator)            | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [System Administrator/Security Administrator](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#security-administrator)                    | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [System Administrator/Network Administrator](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#network-administrator)                      | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [System Administrator/Database Administrator ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#database-administrator)                   | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| System /CICS Administrator                                                                                                                                                                                                                          | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [System Administrator/MQSeries Administrator](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#mqseries-administrator)                    | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [System Administrator/IMS Administrator](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#ims-administrator)                              | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| Systems Programmer                                                                                                                                                                                                                                  | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [Performance and Capacity Planning](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#performance-and-capacity-planning)                   | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [Management](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#management)                                                                 | [IT Operations and System Support and Services ](https://laurens-personal-organization.gitbook.io/mainframe-open-education-project/deeper-dive-in-role-chosen/it-operations-and-system-support-and-services#operator-data-center-support)            |          |
| [Business Application Programmer](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support#business-application-programmer) | [IT Business/Software Product Application Development and Support](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support) |          |
| [Software Product Programmer](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support#software-product-programmer)         | [IT Business/Software Product Application Development and Support](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support) |          |
| [Data Science/Analytics](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support#data-science-analytics)                   | [IT Business/Software Product Application Development and Support](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support) |          |
| [Business Intelligence Developer](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support#business-intelligence-developer) | [IT Business/Software Product Application Development and Support](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support) |          |
|                                                                                                                                                                                                                                                     | [IT Software Engineers](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-software-engineers)                                                                                       |          |
| [Solution Architect](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects#solution-architecture)                                                                           | [IT Architects](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects)                                                                                                       |          |
| [Enterprise Architect](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects#enterprise-architect)                                                                          | [IT Architects](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects)                                                                                                       |          |
| [System Architect](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects#system-architect)                                                                                  | [IT Architects](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects)                                                                                                       |          |
| [Technical Architect](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects#technical-architect)                                                                            | [IT Architects](https://open-mainframe-project.gitbook.io/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects)                                                                                                       |          |