Senior IBM z/OS Communications Systems Programmer (ALC Specialist)DXC Technology • USA DC Home based
Senior IBM z / OS Communications Systems Programmer (ALC Specialist)
DXC Technology • USA DC Home based
2 days ago
Job type
- Full-time
- Remote
Job description7+ years of direct, hands-on experience as an IBM z / OS Systems Programmer supporting high-volume transactional or communications environments. Expert-level proficiency in Assembler Language Code (ALC / BAL) is mandatory, with specific experience writing system for communications protocols (TCP / IP). Deep understanding of IBM z / Architecture , z / OS kernel operation, and cross-memory services. Experience with advanced debugging tools (e.g., IPCS) and specialized performance monitoring utilities (e.g., OMEGAMON, NetView). Strong knowledge of network protocols in the mainframe context (TCP / IP). Exceptional problem-solving skills and the ability to work independently on critical system failures. A bachelor’s degree in computer science or a related technical field. Current IBM Systems Programmer certification for z / OS. Familiarity with mainframe security products (e.g., RACF, ACF2) as they relate to network access and channel security.
Job Description : Key Responsibilities
- ALC Development and Maintenance (Communications Focus) : Write, debug, and maintain custom high-performance code written in Assembler Language Code (ALC / BAL) to support a communications application.
- System Diagnosis and Debugging : Perform advanced diagnostics, including reading and analyzing system dumps (SVC, ABEND) and network traces to identify and resolve complex, intermittent communications failures at the memory and instruction level.
- JCL and Automation : Develop and maintain complex JCL and REXX scripts for message processing automation, monitoring, and problem recovery.
Required Skills and Experience
Preferred Qualifications
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Senior IBM zOS Communications Systems Programmer ALC Specialist • USA DC Home based
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