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Senior System Engineer (IBM Mainframe)
TISTA Science and Technology Corporation
Remote, USA
Full-time
Senior · 10+ years experience
Remote
USD 92730-102500 yearly / year
Discovered Yesterday
IBM z/OSSMP/EJCLREXXSASCOBOL
Free
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IBM z/OSSMP/EJCL
Key Skills for This Role
IBM z/OSSMP/EJCLREXXSASCOBOL
Full Job Posting
TISTA Science and Technology is seeking a Senior System Engineer to join our growing team.
At TISTA, you’ll do meaningful, mission ‑ driven work that improves lives alongside teammates you trust and leaders who are transparent and supportive.
We invest in your learning and internal mobility so you can build a career that keeps advancing.
We’re proud to serve and hire Veterans, and we put people first in everything we do.
TISTA associates enjoy above Industry Healthcare Benefits, Remote Working Options, Paid Time Off, Training/Certification opportunities, Healthcare Savings Account & Flexible Savings Account, Paid Life Insurance, Short-term & Long-term Disability, 401K Match, Professional development reimbursement, Employee Assistance Program, Paid Holidays, Military Leave, and much more!
- Install, configure, and maintain IBM mainframe operating systems, including IBM z/OS.
- Perform installation, upgrades, and maintenance of ISV (Independent Software Vendor) products using tools such as SMP/E.
- Customize system parameters, libraries, and subsystems to meet organizational requirements.
- Apply maintenance (PTFs, APARs) and perform system IPL planning and execution
- Troubleshoot system issues, analyze dumps, and resolve software-related problems.
- Support storage management processes including DASD, SMS, and DFSMS.
- Maintain documentation for system configurations, procedures, and changes.
- Collaborate with application teams, operations, and vendors for problem resolution and enhancements.
- Participate in on-call rotation and support after-hours maintenance windows.
- May require after-hours support for system maintenance and upgrades.
- Strong experience with IBM z/OS internals and system components.
- Strong experience with SMP/E for software installation and maintenance.
- Strong experience with JCL, REXX, SAS, COBOL, SMP/E, and TSO/ISPF.
- Strong experience with BMC – MAINVIEW, CMF, BMC AmiOps automation.
- Strong experience with Phoenix – EJES.
- Strong experience with Innovation – FDR, DSF, FDREPORT, IAM.
- Strong experience with Chicago Soft – QwickRef.
- Knowledge of system utilities such as IEBCOPY, IDCAMS, IEBGENER.
- Experience with system IPLs, dump analysis, and problem determination.
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