Mainframe System Programmer
Apply Now? Hiring: Senior Mainframe z/OS System Programmer / Mainframe Infrastructure Specialist
? Location: Remote (USA)
? Experience: 10+ Years
We are seeking an experienced Senior z/OS System Programmer to support enterprise Mainframe Infrastructure environments. The ideal candidate will have strong expertise in z/OS System Programming, CICS, DB2, RACF, Sysplex/GDPS, Performance & Capacity Management, Automation, and ISV Product Support.
Key Responsibilities:
✅ Installation, configuration, migration, and maintenance of z/OS environments
✅ Support hardware/software upgrades and regular maintenance (RSUs)
✅ Manage CICS, DB2, MQ, RACF, JES, USS, and ISV products
✅ Troubleshoot complex technical issues and perform root cause analysis
✅ Monitor system performance, capacity planning, and optimization
✅ Implement backup/recovery strategies and ensure SLA compliance
✅ Support automation and monitoring solutions across the enterprise
✅ Participate in 24x7 production support and change management activities
Required Skills:
? z/OS, MVS, JES2/JES3, Parallel Sysplex, GDPS
? JCL, REXX, CLIST, Assembly Language
? RACF, IMS, IBM MQ/WebSphere MQ
? CICS Administration (CEMT, CEDA)
? DB2 Utilities, SMP/E, SQL, ZPARMS, BSDS, DDF
? Performance Tools: RMF, SMF, MXG, SAS, OMEGAMON, Strobe, CA-MICS
? Mainframe Hardware, LPAR, HMC
? CA-View, CA-1, CA-7, BMC Control-M/InControl
Nice to Have:
✔ Mainframe Automation (NetView, OPS/MVS, SA z/OS, Tivoli, Control-O)
✔ Capacity Management & Performance Engineering
✔ SAS Programming and MXG Customization