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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. z/OS 3rd Party Software Support Technician - **Company:** Dine Development Corporation - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** IBM Parallel Sysplex, Monitoring of Systems, IBM System/360, IBM Mainframe, IBM System Z, Mainframes, Regression Testing, Release Management, Software Tools, Subsystems, Systems Integration, Test Data, Z/OS - **Published:** August 20, 2026 - **Apply:** https://www.disabledperson.com/jobs/74383593-sr-z-os-3rd-party-software-support-technician ## About the Role * Years of Experience: 7-10 years * Education Level: Bachelor's degree in Science, Technology, Engineering, or Math * Clearance Requirements: Secret * Certification Requirements: IAT-II ## Description DDC-ITS is seeking an experienced Sr. z/OS 3rd Party Software Support Technician to plan, implement, sustain, and provide technical guidance for IBM System z/OS third-party software, utilities, upgrades, and maintenance activities. This role supports mission-critical IBM mainframe environments and requires expertise in software installation, lifecycle management, troubleshooting, performance support, and systems integration within a parallel sysplex environment. The successful candidate will work independently and collaboratively to ensure software products remain secure, compliant, stable, and aligned with organizational change management processes., * Plan, implement, sustain and provide technical guidance for product installations, upgrades, and maintenance to include IBM System z/OS 3rd party software/utilities. * Initiate calls to the vendor to ascertain proper prerequisite software levels, report problems and receive follow-through procedures. * Assist in the management of the technical life cycle of the z/OS software product, package, or subsystem assigned. * Use IBM SMP/e to successfully receive and apply z/OS software on an IBM Mainframe. This requires experience interpreting SMP/e output messages to resolve software installation issues and requirements. * Use required software tools, including IBM SMP/e, IBM system utilities (including IEBGENER (generalized copy utility), IEBCOPY (utility to copy, compress, merge partitioned data sets), IDCAMS (access method services), to create, populate, update and configure required datasets and parameter libraries and members to successfully implement software installations and upgrades on the IBM mainframe platform. * Use system logs, create and interpret system traces and dumps, job output, and monitoring tools to diagnose and resolve IBM z/OS product abends on the IBM z/OS mainframe platform. * Provide customer support (internal and external) on questions and incidents relating to the software maintained on the mainframe systems, to include changes, upgrades, new and discontinued features, and known problems. * Ensure that all system resources required for software installation is available for successful implementation. Ensure shared storage resources and the tools used to manage resource sharing are properly maintained. * Provide technical, engineering, and consulting services/support in running software products in a parallel sysplex environment. * Ensure installed software products are compliant with the current mainframe OS. * Ensure new release/version analysis is performed outside of the production environment before deployment to production environments. * Initiate release processes based on an approved Release Management Change Advisory Board (RMCAB) change request for new Mainframe products and upgrades to existing products. * Develop test plans, test cases, and test data for each release test effort. Test plans will include security compliance, functional, integration, performance, and regression testing to detect and resolve flaws that may impact the security, integrity, and stability of the product. * Coordinate with other system programmers and managers whenever the installation of a software product interfaces with another software product and will require changes to, or have an impact on, the other software. Contractor shall determine the impacts and risks to changes requested before change implementations are performed. * Ability to work in a team environment and share developed solutions for approval and implementation. * Adhere to, and participate in this organization's Change Management and CAB policies and procedures. * Work independently, conduct research, and provide training for lower level employees. ## Related Videos - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [Dirty Tests And How To Clean Them](https://www.wearedevelopers.com/videos/515-dirty-tests-and-how-to-clean-them) - [Cloud as the new mainframe: why the cloud hype does not reflect the dev reality](https://www.wearedevelopers.com/videos/797-cloud-as-the-new-mainframe-why-the-cloud-hype-does-not-reflect-the-dev-reality) - [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option) - [Stop Guessing, Start Measuring: Evaluating RAG Systems with Synthetic Test Data](https://www.wearedevelopers.com/videos/1982-stop-guessing-start-measuring-evaluating-rag-systems-with-synthetic-test-data) - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Software Developer Salary in Switzerland [2023]](https://www.wearedevelopers.com/magazine/215-software-developer-salary-in-switzerland-2023) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Software Developer Salary in South Africa](https://www.wearedevelopers.com/magazine/232-software-developer-salary-in-south-africa)