Sr. Mainframe Engineer with P&C Insurance Exp - Schaumburg, IL (Onsite)

Required Skills & Qualifications: 10+ years of hands-on experience in mainframe application development. Strong proficiency in COBOL, DB2, and VSAM. Solid understanding of JCL, CICS, and IMS (preferred but not mandatory). Strong experience with batch processing and transaction processing systems. Proficiency in DB2 database design, SQL queries, and performance tuning. Experience with mainframe utilities (e.g., IDCAMS, SORT, File-Aid, Expeditor). Knowledge of software development life cycle (SDLC

The Senior z/OS Systems Engineer provides critical support for IBM mainframe infrastructure, ensuring optimal performance and reliability of z/OS environments. This role combines hands-on technical expertise in mainframe hardware and software with strong problem-solving and collaboration skills across multiple support teams. System Operations & MaintenanceProvides support for IBM mainframe hardware and software technologiesMonitors daily operations of environmentInstalls, configures, and mainta

Description We are seeking an IBM Mainframe Full Stack Systems Engineer experienced with end to end engineering and modernization of large scale enterprise IBM Z environments. This role requires deep, hands on expertise across multiple z/OS versions, core subsystems, security platforms, storage, networking, virtualization, and performance management in highly regulated, mission critical environments. This role is engineering first, focused on architecture, deep technical analysis, system tuning,

Position: System Engineer V Location: Chicago, Illinois Duration: Contract Job ID: 177753 Job Overview: The Digital Technology team is comprised of talented individuals working together with cutting-edge technology to build the best airline in the history of aviation. Our team designs, develops, and maintains massively scaling technology solutions brought to life with innovative architectures, data analytics, and digital solutions. The Senior z/OS Systems Engineer provides critical support f