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3rd Shift AS400/ Mainframe Operational Support

Milwaukee, WI

Post Date: 05/30/2017 Job ID: #4446 Industry: Information Technology Pay Rate: Commensurate with Experience

Mainframe Operational Support

Location: Brown Deer, WI

Shift: Tuesday – Saturday 11PM – 7AM


Key skills: Mainframe, JCL Coding, Control-M batch processing


Job Description

  • Responsible for technical support including: monitoring the company’s ticketing system while addressing issues as they come in via phone, email, chat, etc.
  • Support current mainframe architecture using Control-M & JCL. The specialist will monitor tickets, determine scope and severity of issues, research and analyze resolutions and/or workarounds, troubleshoot issues to determine root cause, and escalate to other areas of the business.


Job Responsibilities

  • In the absence of the problem and incident management team, be able to step in as the problem or incident manager and perform all duties of that role
  • Work with mainframe systems; Control-M, as well as JCL and monitoring the production batch environment, create knowledge based articles of everything we are currently using the mainframe for
  • Train and Mentor the Level 1 and Level 2 staff on troubleshooting systems and methods, particular to the store and corporate network. Ensure a complete knowledge transfer and succession plan document is created for each individual
  • Leveraging existing monitoring tools, for both store and corporate networks, develop reporting involving, but not limited to network performance monitoring, NetFlow traffic analysis, packet captures, SNMP, etc…
  • Create thresholds in existing monitoring tools to be utilized for alerting purposes, create topology maps, and performance metrics to be published to IT Infrastructure using a productivity tool such as SharePoint
  • Work with Level 2 regarding the mainframe production batch environment trends and discrepancies, and on a regular basis, revisit SLAs with the business to ensure accuracy and trends
  • Utilizing the current ticketing system, to not only create, modify, and resolve tickets, and work with both the internal Infrastructure team and Stores regarding trending analysis.
  • Develop proposal twice per year on pro-active measures we can take to mitigate ticket volume, example: self-service utilizing the ticketing system’s Knowledge Base



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