IBM Application Developer- Mainframe Modernization 

United States, Kansas, Herndon 

120364318

• Experience with IRS Core Record Layout (CRL) QSAM Data Formats
• Experience with IRS Individual Master File (IMF) or Business Master File (BMF) highly desirable.
• In-depth knowledge of IBM z/OS assembly language: This includes understanding assembly instructions addressing modes data manipulation techniques and job control processing. Will provide support with legacy code business rules extraction and code conversion.
• Knowledge of CA Endevor Software Change Manager (SCM) tool – including version control release management security and access control and integration of Endevor with other development tools.
• Knowledge of BMC Control-M – specifically with respect to automating job scheduling managing workflows and monitoring job execution.
• Familiarity with IBM mainframe architecture: Grasp of concepts like storage hierarchy (registers memory I/O) system calls (SVCs) and interrupt handling mechanisms.
• In-depth knowledge of legacy mainframe data formats: This includes experience with DB2 QSAM VSAM data formats.
• Understanding of target Java code: Candidate should have an understanding of object-oriented programming principles Java syntax libraries frameworks and best practices and have the ability to translate assembly logic to modern constructs such as mapping assembly instructions to equivalent Java code using loops conditional statements functions and object-oriented design patterns.
• Active IRS MBI Clearance High Desirable
• In-depth knowledge of legacy mainframe data formats: This includes experience with DB2 QSAM VSAM data formats.
• Understanding of target Java code: Candidate should have an understanding of object-oriented programming principles Java syntax libraries frameworks and best practices and have the ability to translate assembly logic to modern constructs such as mapping assembly instructions to equivalent Java code using loops conditional statements functions and object-oriented design patterns.
• Active IRS MBI Clearance High Desirable