{"schemaVersion":"jobsearcher.job.v1","id":"36eb6824fe0dcb664ca890f2","url":"https://jobsearcher.com/jobs/36eb6824fe0dcb664ca890f2","canonicalUrl":"https://jobsearcher.com/jobs/36eb6824fe0dcb664ca890f2","title":"Mainframe Systems Programmer (z/OS |Performance & Capacity)","description":"Role : Mainframe Systems Programmer (z/OS |Performance & Capacity)Location: Atlanta GA- (Hybrid)Duration: Long Term ContractKey Responsibilities Monitor system software performance, access, and resource utilization• Maintain and support IBM z/OS 3.1, JES2, and mainframe environments across multiple LPARs and data centers• Provide 24/7 on-call support and resolve production issues, including emergency situations• Ensure system reliability, availability, and performance tuning• Install, upgrade, and maintain z/OS and third-party software using SMP/E and IBM utilities• Apply IBM maintenance (RSU) and vendor updates to keep systems current• Manage system security, authorization policies, and compliance requirements• Support backup, recovery, and business continuity/disaster recovery testing• Maintain and configure system hardware using HCD for IBM z16/zNext systems• Work with application and infrastructure teams (CICS, DB2, MQ, Storage, Network, Security, etc.)• Troubleshoot system issues using SYSLOG, dumps, traces, and monitoring tools (RMF, OMEGAMON, SYSVIEW)• Manage USS (UNIX System Services), file systems, and NFS support• Maintain PARMLIB and system configuration during upgrades• Automate software deployment and system maintenance processes• Support ISV tools (Broadcom, BMC, etc.) and ensure they are at supported levels• Work with IBM and vendors for problem diagnosis and resolution• Support system migration, resiliency testing, and cross-data center moves• Use tools like ServiceNow for incident and request trackingKey Requirements• 10+ years of experience in IBM z/OS mainframe system programming• Strong experience with SMP/E, IBM utilities, and system installations/upgrades• Solid knowledge of JCL, batch/online processing, and system debugging• Experience with z/OS components: CICS, DB2, MQ, TCP/IP, VTAM, USS• Experience in hardware configuration using HCD• Ability to install and support ISV products on z/OS LPARs• Experience in system automation, performance tuning, and monitoring tools• Strong troubleshooting skills using dumps, logs, and system traces• Ability to work independently and handle multiple priorities• Willingness to work in 24/7 support environment and on-call rotations• Good understanding of disaster recovery and system recovery processes","company":"Aifa Solutions","rawCompany":"aifa solutions","city":"Atlanta","state":"GA","isRemote":false,"isActive":false,"createdAt":"2026-06-18T10:45:15.333Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"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"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Mainframe Systems Programmer (z/OS |Performance & Capacity)","description":"Role : Mainframe Systems Programmer (z/OS |Performance & Capacity)Location: Atlanta GA- (Hybrid)Duration: Long Term ContractKey Responsibilities Monitor system software performance, access, and resource utilization• Maintain and support IBM z/OS 3.1, JES2, and mainframe environments across multiple LPARs and data centers• Provide 24/7 on-call support and resolve production issues, including emergency situations• Ensure system reliability, availability, and performance tuning• Install, upgrade, and maintain z/OS and third-party software using SMP/E and IBM utilities• Apply IBM maintenance (RSU) and vendor updates to keep systems current• Manage system security, authorization policies, and compliance requirements• Support backup, recovery, and business continuity/disaster recovery testing• Maintain and configure system hardware using HCD for IBM z16/zNext systems• Work with application and infrastructure teams (CICS, DB2, MQ, Storage, Network, Security, etc.)• Troubleshoot system issues using SYSLOG, dumps, traces, and monitoring tools (RMF, OMEGAMON, SYSVIEW)• Manage USS (UNIX System Services), file systems, and NFS support• Maintain PARMLIB and system configuration during upgrades• Automate software deployment and system maintenance processes• Support ISV tools (Broadcom, BMC, etc.) and ensure they are at supported levels• Work with IBM and vendors for problem diagnosis and resolution• Support system migration, resiliency testing, and cross-data center moves• Use tools like ServiceNow for incident and request trackingKey Requirements• 10+ years of experience in IBM z/OS mainframe system programming• Strong experience with SMP/E, IBM utilities, and system installations/upgrades• Solid knowledge of JCL, batch/online processing, and system debugging• Experience with z/OS components: CICS, DB2, MQ, TCP/IP, VTAM, USS• Experience in hardware configuration using HCD• Ability to install and support ISV products on z/OS LPARs• Experience in system automation, performance tuning, and monitoring tools• Strong troubleshooting skills using dumps, logs, and system traces• Ability to work independently and handle multiple priorities• Willingness to work in 24/7 support environment and on-call rotations• Good understanding of disaster recovery and system recovery processes","datePosted":"2026-06-18T10:45:15.333Z","dateModified":"2026-06-18T10:45:15.333Z","hiringOrganization":{"@type":"Organization","name":"Aifa Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Atlanta","addressRegion":"GA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"36eb6824fe0dcb664ca890f2"},"url":"https://jobsearcher.com/jobs/36eb6824fe0dcb664ca890f2"}}