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The driving force behind that work, our people, are diverse, creative, and passionate, raising the bar for excellence on a regular basis. We, in turn, work hard to bring out the best in them as we strive to help them find their spark and become the best version of themselves that they can be. If all this sounds like an environment you ll thrive in, then you re in the right place.
We are looking for a highly talented and self- motivated [insert position/role] to join us on our journey in advancing the technological world through innovation and creativity.
Job Title: Sr Developer Mainframe
Job ID: 173161 - DMND
Position Type: Full-time
Location: San Antonio, Texas
Onsite: RTO (5 days per week)
Experience level:
9+ yrs
Job Description:
Seeking an experienced Mainframe Developer to analyze, convert, and modernize legacy Easytrieve applications into PL/I and/or Python solutions. The ideal candidate will possess strong IBM z/OS mainframe expertise, including Easytrieve, JCL, COBOL/PL/I, DB2, VSAM, and batch processing. Responsibilities include code analysis, redesign, conversion, testing, performance tuning, and production implementation while ensuring functional equivalence and maintaining business logic integrity.
Key Responsibilities
- Analyze existing Easytrieve programs and supporting batch workflows.
- Convert Easytrieve reporting and data-processing logic to PL/I or Python.
- Interpret and document legacy business rules and technical specifications.
- Work with JCL, DB2, VSAM, Sequential Files, and batch scheduling environments.
- Perform code remediation, debugging, unit testing, and system testing.
- Validate converted applications against existing production outputs.
- Optimize performance and maintainability of modernized solutions.
- Collaborate with business analysts, architects, and QA teams.
- Support deployment and post-production stabilization activities.
Required Skills
- 8+ years of IBM z/OS mainframe development experience.
- Strong experience with Easytrieve analysis and maintenance.
- Expertise in PL/I, COBOL, or similar mainframe languages.
- Experience with Python development for modernization initiatives.
- Strong knowledge of JCL, DB2, VSAM, TSO/ISPF, and batch processing.
- Experience with data mapping, file layouts, and report generation.
- Ability to reverse engineer undocumented legacy applications.
- Strong debugging, testing, and problem-solving skills.
Preferred Skills
- Mainframe modernization or migration project experience.
- Experience with automated code conversion tools.
- Knowledge of CICS and IBM utilities.
- Experience with Agile development methodologies.
- Familiarity with cloud-based modernization strategies.
Pay and Benefits
Pay Range Minimum: $109000per year
Pay Range Maximum: $ 160000per year
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