# 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](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md#business-application-programmer) | [IT Business/Software Product Application Development and Support](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md) | | | [Software Product Programmer](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md#software-product-programmer) | [IT Business/Software Product Application Development and Support](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md) | | | [Data Science/Analytics](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md#data-science-analytics) | [IT Business/Software Product Application Development and Support](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md) | | | [Business Intelligence Developer](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md#business-intelligence-developer) | [IT Business/Software Product Application Development and Support](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-business-software-product-application-development-and-support.md) | | | | [IT Software Engineers](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-software-engineers.md) | | | [Solution Architect](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md#solution-architecture) | [IT Architects](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md) | | | [Enterprise Architect](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md#enterprise-architect) | [IT Architects](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md) | | | [System Architect](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md#system-architect) | [IT Architects](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md) | | | [Technical Architect](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md#technical-architect) | [IT Architects](/mainframe-open-education-project/chapter-4-deeper-dive-in-role-chosen/it-architects.md) | | --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. 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