Assembler Developer

**Key Responsibilities:** * Design, write, test, and optimize Assembler code for mainframe systems. * Maintain and enhance legacy Assembler applications to meet business needs. * Collaborate with teams to integrate Assembler components with COBOL/Java applications. * Optimize system performance using tools like IBM RMF and OMEGAMON. * Troubleshoot and resolve complex system issues using advanced debugging tools. * Mentor junior developers and lead knowledge\-sharing sessions. * Contribute to system modernization strategies and decisions. **Requirements:** * Expertise in Assembler (HLASM) programming and mainframe systems (IBM z/OS, MVS, CICS, DB2\). * Experience with performance tools (IBM Debug Tool, Abend\-AID, OMEGAMON). * Strong knowledge of memory management and system programming. * Experience integrating Assembler with COBOL, PL/I, or Java. * Ability to troubleshoot and resolve production issues. * 7\+ years of experience in Assembler development, with at least 5 years in mainframe systems. * IBM Certified System Programmer and z/OS Mastery Certifications are a plus. * Very good command of English (C1\-C2 level).