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Mainframe Support Engineer

AceStack
St Louis, MO Full Time
POSTED ON 6/8/2026 CLOSED ON 6/11/2026

What are the responsibilities and job description for the Mainframe Support Engineer position at AceStack?

Mainframe Support Engineer

St Louis, Missouri, United States

Salary Range: $110,000- $125,000 a year


Must Have Technical/Functional Skills

COBOL, DB2, VSAM, Batch, Reporting

Exposure of C#, VB.net


Roles & Responsibilities

1. Handle L2/L3 production support tickets and incidents

2. Perform incident triage, analysis, and resolution within SLAs

3. Execute standard operating procedures and runbooks

4. Support batch monitoring and job abends

5. Maintain operational documentation and knowledge articles

6. Incident management, communication and engagement with other Business and technical teams

7. DB2 data analysis and reporting

8. Exposure to workforce management, time reporting, overtime equalization


Salary : $110,000 - $125,000

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