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Senior ALC Developer
Job in
Lanham, Prince George's County, Maryland, 20706, USA
Listed on 2026-07-21
Listing for:
Jobtailor
Full Time
position Listed on 2026-07-21
Job specializations:
-
Software Development
Software Engineer, Java Developer, Backend Developer
Job Description & How to Apply Below
Responsibilities
- Develop, maintain, and enhance IBM Assembler Language Coding (ALC) programs and modules supporting MFRA Branch tax processing applications
- Analyze, design, and implement ALC modifications for Filing Season, Mid-Year, and Tax-Year legislative changes
- Perform AEV JCL modification, testing, and production deployment; manage JCL job streams for batch processing
- Execute VSAM file management operations — VSAM structures, copybooks, panel definitions, skeleton PROCS
- Triage and resolve P1/P2 ALC-related production incidents; perform root cause analysis and restore services to operational status
- Use IBM File Manager and IBM Debugger for production defect investigation and code repair
- Commit all source code to IBM ELM Suite before any Endevor transmittal; maintain complete artifact trail per OneSDLC/ELC requirements
- Develop and maintain OneSDLC/ELC technical artifacts (SDP, SDSR, STP, COH, PRP) for ALC components
- Transfer ALC system knowledge to IRS staff; document all ALC tribal knowledge into the team knowledge repository
- Participate in Agile sprint ceremonies, CCB sessions, and technical reviews as the assembler/ALC technical authority
- Support integration and interoperability between ALC components and COBOL/Java application layers
- 8+ years IBM Assembler Language Coding (ALC)
- AEV JCL and standard IBM JCL
- VSAM — file design, management, copybooks, panels, skeleton PROCS
- IBM File Manager — mainframe file inspection, editing, and management
- IBM Debugger — interactive debugging of ALC programs in DEV and QA environments
- IBM Suite — full mainframe toolchain fluency
- Endevor — source code management and production transmittal process
- IBM ELM Suite (DOORS Next, IBM ETM, Jira) — requirements management and test management
- PECP (Production Environment Control Process) Guidelines compliance
- Knowledge of IBM mainframe architecture — z/OS, MVS, batch processing, CICS interaction from ALC layer
- Strong debugging and root cause analysis skills in high-availability production environments
Position Requirements
10+ Years
work experience
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