Mainframe Automation System Programmer

11+ years of Mainframe Systems Programming experience in large enterprise production environments. 8+ years of dedicated Mainframe Automation Engineering experience. Experience supporting high-volume z/OS environments with multiple LPARs and mission-critical workloads. Proven experience designing, developing, and implementing enterprise-wide automation solutions from scratch. Experience supporting 24x7 production environments with stringent SLA and audit requirements. Must Have Skills Expert-level Rexx development with complex automation and recovery routines. Expert-level CLIST and JCL development. Strong Systems Programming knowledge of z/OS internals, JES2/JES3, PARMLIB, APF, SMF, RMF, and RACF. Advanced experience with IBM Workload Scheduler (IWS/TWS) automation and scheduling architecture. Deep hands-on experience with DB2 for z/OS, IMS, CICS TS, and IBM MQ administration and automation. Strong expertise in WTOR processing, command automation, message automation, event-driven automation, and automated recovery procedures. Experience developing self-healing automation for production incidents. Experience automating subsystem startup, shutdown, validation, and recovery procedures. Strong knowledge of OMEGAMON, RMF, SMF reporting, and performance monitoring. Experience integrating mainframe automation with enterprise orchestration platforms through APIs and automation frameworks. Hands-on experience with Git, GitHub/GitLab, CI/CD pipelines, and automation lifecycle management. Strong understanding of change management, audit controls, SOX compliance, and segregation of duties. Mandatory Technical Expertise z/OS Systems Programming. IBM System Automation for z/OS (SA z/OS). IBM NetView. IBM Workload Scheduler (IWS/TWS). Rexx. CLIST. JCL. SDSF APIs. TSO/ISPF services. JES2/JES3 command processing. DB2 for z/OS. IMS DB/DC. CICS TS. IBM MQ for z/OS. RACF. RMF/SMF. OMEGAMON.. Candidate Must Demonstrate End-to-end ownership of enterprise automation frameworks. Experience creating unattended recovery solutions for DB2, IMS, CICS, MQ, and JES failures. Experience reducing manual operator intervention through automation. Experience automating production support, monitoring, recovery, and capacity management functions. Ability to explain complex automation design decisions during technical interviews. Ability to develop advanced Rexx automation solutions during live technical assessments.