Z/OS Mainframe COBOL Application Developer
About The Position
The Illinois Office of the Comptroller is seeking applicants for the position of Senior Public Service Administrator - Z/OS Mainframe COBOL Application Developer. The Comptroller is the chief fiscal control officer for the Illinois government, charged by the Constitution with maintaining the state’s central fiscal accounts and ordering payments into and out of the appropriate funds. The office processes more than 16 million transactions annually and serves as a “fiscal watchdog” to ensure that all state payments meet the requirements of the law. The Comptroller’s office provides meaningful and timely fiscal information to help state policymakers adopt effective policies. The office continually seeks new ways to improve how it serves the public. The Comptroller has updated and streamlined the Comptroller’s website and has led the process of updating the state’s payroll and accounting systems. Comptroller Mendoza is committed to running the Office of Comptroller as a financial watchdog for the interest of Illinois citizens and to installing the most modern and transparent systems to make the state’s financial information available to all.
Requirements
- Requires knowledge, skill and mental development equivalent to completion of four (4) years of college, preferably with courses in management or design of information systems, Computer Science, Information Systems, or a related field.
- Requires prior experience equivalent to four (4) years of progressively responsible hands-on experience in a public or business organization including web application administration and thorough knowledge of COBOL programming on IBM Z/OS, MVS JCL and PROCS, VSAM, IDCAMS, DB2 with SQL, CICS online applications, and TSO, ISPF, SDSF.
Nice To Haves
- Prefers knowledge of Payroll, Accounting & Financial Systems.
- Prefers exposure to or interest in Generative AI tools in a development environment.
- Prefers familiarity with LLM prompting techniques to improve code analysis and documentation.
- Prefers previous experience with IBM Watson X for Z, or the willingness to learn.
- Prefers knowledge management experience (e.g., contributing to a SharePoint Wiki Knowledgebase).
Responsibilities
- Analyze, design, develop, code, test, and debug COBOL applications on the IBM Z/OS platform.
- Perform root cause analysis, system debugging, and implement solutions to complex technical issues.
- Work with MVS JCL, PROCS, VSAM, IDCAMS, DB2, SQL, and CICS in day-to-day development and maintenance activities.
- Learn and apply IBM Watson X for Z capabilities for mainframe modernization and optimization.
- Work with Generative AI tools to enhance development productivity, documentation, and knowledge transfer.
- Develop effective prompts for Large Language Models (LLMs) to support system analysis, code refactoring, and modernization.
- Assist in the creation, maintenance, and enhancement of a Mainframe Wiki Knowledgebase within SharePoint to preserve and share institutional knowledge.
- Performs other duties as required or assigned which are reasonable within the scope of the duties above.
Benefits
- health, dental, vision, and life insurance coverage options
- annually accrue 12 paid sick days
- a minimum of 12 paid vacation days
- 4 paid personal days
- 14 paid state holidays, prorated based on start date
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What This Job Offers
Job Type
Full-time
Career Level
Senior
