Part-Time z/OS Systems Programmer – Hybrid or Remote (U.S.)

We are seeking an experienced z/OS Systems Programmer to join a dynamic technical team supporting IBM Mainframe systems. This part-time role (M-W, 8-5) offers the opportunity to leverage your expertise in maintaining and upgrading z/OS operating systems while assisting users and other team members. Hybrid work is preferred (Boulder, CO), but remote candidates within the U.S. will be considered.

Key Responsibilities:
? Maintain and upgrade the z/OS Operating System
? Troubleshoot and resolve mainframe system issues
? Support users and provide technical guidance to team members
? Manage zOS SYSPLEX, RACF Administration, JES parameters, and dataset storage
? Install IBM software and perform system optimizations

Requirements:
?? 5+ years of z/OS systems programming experience
?? Strong knowledge of mainframe hardware, storage, and networking (FICON/ESCON, DASD, VTS)
?? Expertise in catalog management, Unix System Services, SYS1.PARMLIB, and JES system programming
?? Ability to work independently and collaboratively in a team environment
?? U.S. Citizenship required

?? Compensation: $44.90 - $61.90/hr
?? Location: Boulder, CO (Hybrid) or Remote (U.S.)
? Duration: ASAP – 2/23/2026 (Temp-to-Perm)

This is a fantastic opportunity for a seasoned z/OS Systems Programmer looking for a flexible, part-time role in a highly technical and collaborative environment. Apply today to learn more!

EEO/AA Employer/Vet/Disabled.

The Know Your Rights poster is available here:
https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12.pdf

The pay transparency policy is available here:
https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf

For temporary assignments lasting 13 weeks or longer, the Company is pleased to offer major medical, dental, vision, 401k and any statutory sick pay where required.

We are committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process, please contact your staffing representative who will reach out to our HR team.

AppleOne participates in the E-Verify program in certain locations as required by law. Learn more about the E-Verify program.
https://e-verify.uscis.gov/web/media/resourcesContents/E-Verify_Participation_Poster_ES.pdf

We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. Pursuant to applicable state and municipal Fair Chance Laws and Ordinances, we will consider for employment-qualified applicants with arrest and conviction records. For Los Angeles, CA applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.