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Overview
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!
Responsibilities
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.
Qualifications
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.
Preferred Qualifications:
Experience with additional IBM subsystems such as: CICS.
Familiarity with automation and scheduling tools.
Knowledge of disaster recovery and high availability configurations.
Experience with mainframe performance tuning and capacity planning.
Strong analytical and troubleshooting skills.
Ability to work independently and in a team environment.
Excellent documentation and communication skills.
Attention to detail and strong organizational skills.
Education:
Master's Degree in Computer Science, Electronics Engineering, other engineering or technical dicipline, or equivalent PLUS 10 Years of experience.
Ten (10) years of additional relevant experience may be substituted for education.
Clearance:
The ability to pass a Tier 4/HIGH Background Investigation.
Location:
Remote, USA
Monday - Friday (7:30 AM - 4:00 PM CST).
Pay Range:
The pay for this position ranges from $130,730 to $155,500.
The actual salary offer will carefully consider a wide range of factors, including your skills, qualifications, experience, and location.
Also, certain positions are eligible for additional forms of compensation, such as bonuses.
TISTA associates are eligible to participate in our comprehensive benefits plan! More information can be found here:
