$67,000 - $68,000 per year Advisory IBM z/

OS Systems Programmer Part-time:

3 days per week We are seeking an experienced Advisory IBM z/OS Systems Programmer to join our Development Support team in Boulder, Colorado . The successful candidate will be a subject matter expert in IBM z/OS mainframe systems with extensive hands-on experience administering, maintaining, and upgrading the z/OS operating system. The ideal candidate will possess strong communication, collaboration, and customer service skills, with the ability to work independently and take ownership of critical system programming responsibilities. Required Knowledge and Skills Independently maintain, upgrade, and support IBM z/OS operating systems Provide expert-level troubleshooting and resolution of complex system-level issues Support, educate, and assist users and team members on z/OS capabilities, features, and best practices Participate in scheduled maintenance activities, including occasional off-hours and weekend support Demonstrated expert knowledge and hands-on experience with: TSO facilities (ISPF, SDSF) zFS and Unix System Services JES2, SYS1.PARMLIB, and

SYS1.PROCLIB RACF

administration, including certificates IBM software installation using ServerPac, z/OSMF, and

CBPDO DASD

architecture, FICON/ESCON connectivity, cryptographic coprocessors, and Virtual Tape Systems (VTS) Preferred Skills VTAM, TCP/IP, and OSA configuration and administration z/VM systems programming experience Linux on z Systems and zCX (z/OS Container Extensions) DS8000 storage systems, FlashCopy, and tape library technologies

DFSMS ACS

routine development and storage construct management Education and Experience Minimum of 5-7 years of direct z/OS systems programming experience or equivalent expertise Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent professional experience