{"schemaVersion":"jobsearcher.job.v1","id":"c8a79b6070c2f451c2bde57e","url":"https://jobsearcher.com/jobs/c8a79b6070c2f451c2bde57e","canonicalUrl":"https://jobsearcher.com/jobs/c8a79b6070c2f451c2bde57e","title":"Z/OS Mainframe Systems Engineer","description":"OverviewIn this role, you will maintain and support core mainframe infrastructure in a z/OS Sysplex setup, ensuring platform health and optimal performance. You will manage installations, testing, documentation, monitoring, and incident response, while supporting the BMC Control-D environment. You'll collaborate with vendors and cross-functional teams to troubleshoot and implement fixes, with a focus on reliability, disaster recovery, and cost efficiency. This contract-based, remote position offers hands-on mainframe work within a dynamic organization.Compensation / BenefitsMedical, dental & vision401(k) retirement planLife Insurance (Voluntary Life & AD&D)Short and long-term disabilityHealth Spending Account (HSA)PTO / Vacation / Sick LeaveResponsibilitiesProvide primary support during US business hours with on-call rotationMonitor mainframe systems to ensure health and stabilityTroubleshoot infrastructure and software issues via root cause analysisSupport and maintain BMC Control-D output management, including reports and web toolsCollaborate with software vendors to diagnose and apply fixesMonitor performance metrics and identify optimization opportunitiesReview system information to plan maintenance and preventive actionsRespond to customer support requests and operational incidentsParticipate in disaster recovery testing and preparedness activitiesInstall, configure, and maintain third-party mainframe software and fixesDesign and adapt platform solutions to meet business requirementsDrive improvements in availability, efficiency, and cost optimizationKey requirementsModerate knowledge of IBM z/OS and mainframe architectureExperience supporting enterprise mainframe environmentsStrong understanding of IT infrastructure concepts and system operationsWorking knowledge of Assembler, COBOL, REXX, or SASExperience with JCL, TSO/ISPF, and SDSFKnowledge of BMC Control-D output management systemsExperience following structured testing and implementation proceduresUnderstanding of disaster recovery concepts and processesStrong troubleshooting, analytical, and problem-solving skillsStrong verbal and written communication skillsHigh attention to detail and commitment to qualityAbility to collaborate effectively with cross-functional teamsPreferred: IBM z/OS Operating Systems, IBM Mainframe Platforms, Systems Engineering, JCL Development and Administration, Sysplex Environments, Mainframe Monitoring and Performance AnalysisCommunicationCollaborationAttention to detailIBM z/OSSysplex EnvironmentsJCL Development and Administration","company":"TEKsystems","rawCompany":"teksystems","city":"Columbia","state":"MO","isRemote":false,"isActive":false,"createdAt":"2026-10-26T14:32:52.335Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1211.00","title":"Computer Systems Analysts","slug":"computer-systems-analysts"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"},{"code":"518210","title":"Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services","slug":"computing-infrastructure-providers-data-processing-web-hosting-and-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Z/OS Mainframe Systems Engineer","description":"OverviewIn this role, you will maintain and support core mainframe infrastructure in a z/OS Sysplex setup, ensuring platform health and optimal performance. You will manage installations, testing, documentation, monitoring, and incident response, while supporting the BMC Control-D environment. You'll collaborate with vendors and cross-functional teams to troubleshoot and implement fixes, with a focus on reliability, disaster recovery, and cost efficiency. This contract-based, remote position offers hands-on mainframe work within a dynamic organization.Compensation / BenefitsMedical, dental & vision401(k) retirement planLife Insurance (Voluntary Life & AD&D)Short and long-term disabilityHealth Spending Account (HSA)PTO / Vacation / Sick LeaveResponsibilitiesProvide primary support during US business hours with on-call rotationMonitor mainframe systems to ensure health and stabilityTroubleshoot infrastructure and software issues via root cause analysisSupport and maintain BMC Control-D output management, including reports and web toolsCollaborate with software vendors to diagnose and apply fixesMonitor performance metrics and identify optimization opportunitiesReview system information to plan maintenance and preventive actionsRespond to customer support requests and operational incidentsParticipate in disaster recovery testing and preparedness activitiesInstall, configure, and maintain third-party mainframe software and fixesDesign and adapt platform solutions to meet business requirementsDrive improvements in availability, efficiency, and cost optimizationKey requirementsModerate knowledge of IBM z/OS and mainframe architectureExperience supporting enterprise mainframe environmentsStrong understanding of IT infrastructure concepts and system operationsWorking knowledge of Assembler, COBOL, REXX, or SASExperience with JCL, TSO/ISPF, and SDSFKnowledge of BMC Control-D output management systemsExperience following structured testing and implementation proceduresUnderstanding of disaster recovery concepts and processesStrong troubleshooting, analytical, and problem-solving skillsStrong verbal and written communication skillsHigh attention to detail and commitment to qualityAbility to collaborate effectively with cross-functional teamsPreferred: IBM z/OS Operating Systems, IBM Mainframe Platforms, Systems Engineering, JCL Development and Administration, Sysplex Environments, Mainframe Monitoring and Performance AnalysisCommunicationCollaborationAttention to detailIBM z/OSSysplex EnvironmentsJCL Development and Administration","datePosted":"2026-10-26T14:32:52.335Z","dateModified":"2026-10-26T14:32:52.335Z","hiringOrganization":{"@type":"Organization","name":"TEKsystems","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Columbia","addressRegion":"MO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"c8a79b6070c2f451c2bde57e"},"url":"https://jobsearcher.com/jobs/c8a79b6070c2f451c2bde57e"}}