Mainframe Engineer
Job in
Atlanta, Fulton County, Georgia, 30383, USA
Listed on 2026-10-05
Listing for:
Veriipro
Full Time
position Listed on 2026-10-05
Job specializations:
-
IT/Tech
Systems Engineer, Disaster Recovery IT, Systems Administrator, IT Infrastructure
Job Description & How to Apply Below
Seeking an experienced Mainframe Engineer / z/OS Systems Programmer with strong expertise in IBM Z hardware, z/OS administration, system upgrades, ISV products, performance tuning, automation, and disaster recovery. Experience supporting large enterprise or regulated environments is preferred.
Responsibilities- Plan and execute z/OS upgrades, maintenance, and migrations.
- Install, configure, upgrade, and troubleshoot ISV and system software.
- Manage HMC, LPAR, I/O, HCD/IOCP, and WLM configurations.
- Monitor and tune system performance and resource utilization.
- Maintain critical datasets including SYSRES, page, and SMF datasets.
- Diagnose and resolve complex z/OS, JES, workload, and ISV issues.
- Support automation, monitoring, vendor escalations, and enterprise operations.
- Participate in DR planning, GDPS activities, IPL testing, and recovery events.
- Provide 24x7 production support as part of an on-call rotation.
- Strong hands-on experience with z/OS installation, configuration, maintenance, upgrades, and migrations.
- Experience with IBM PTFs, APARs, SMP/E, IPLs, and system maintenance.
- Expertise with IBM Z hardware, including CPC, LPAR, HMC/SE, HCD/IOCP, IOCDS/IODF, FICON, OSA, and Coupling Facility.
- Experience with WLM, JES2, RMF, SMF, TMON, and SAS.
- Installation and support of Broadcom/CA, BMC, IBM, and Rocket Software products.
- Knowledge of OPS/MVS, System Automation, Automation Point, and ZEKE Scheduler.
- Experience with GDPS, disaster recovery, replication, and IPL/DR testing.
- Strong troubleshooting skills using system logs, SYSOUT, dumps, and diagnostic data.
- Experience supporting 24x7 production environments and on-call rotations.
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