Senior IBM z/OS Systems Programmer

Role overview Plan and carry out installations, upgrades, and maintenance for IBM z/OS mainframe environments. The work covers implementation planning, software and system configuration, troubleshooting, and detailed documentation, with delivery aligned to government project deadlines. The position depends on a contract award.

Responsibilities - Build implementation plans, schedules, and milestones for operating system, software, and hardware changes. - Use SMP/E and IBM utilities such as IEBGENER, IEBCOPY, and IDCAMS to manage software packages, datasets, and parameter libraries. - Create installation and upgrade records that document dataset names, configuration settings, and procedures in required formats. - Maintain system and user catalogs, PARMLIB settings, JES2 configuration, and z/OS UNIX file systems and mount points. - Diagnose system failures and batch processing issues using logs, traces, dumps, job output, and monitoring tools. - Support communications and storage services, including VTAM, TCP/IP, FTP, DFHSM, ADRDSSU, SMS, and virtual tape systems.

Requirements - Active Secret clearance and IAT-I certification. - Either a bachelor's degree in a science, technology, engineering, or mathematics field plus at least seven years of relevant experience, or at least ten years of relevant experience without that degree. - Experience installing and maintaining IBM z/OS, using mainframe tools and utilities, and implementing and testing related software. - Practical ability to use SMP/E to receive, apply, and maintain z/OS and associated software, including interpreting output and resolving installation issues. - Experience troubleshooting z/OS environments and managing system configuration, catalogs, batch jobs, communications, and storage.