Mainframe Application Support Engineer
Core
Provide L2/L3 production support for mainframe applications built on Natural and Adabas, ensuring high availability and operational stability.
Role type
Senior IC mainframe application support engineer
Builds
Mission-critical banking and retail systems
Domain
Mainframe technology (IBM z/OS, Natural, Adabas)
Required skills
Natural, Adabas, IBM z/OS, JCL, TSO/ISPF, SDSF, CICS, VSAM, batch processing, job scheduling, CA-7, Control-M, OPC/TWS, ServiceNow, root cause analysis, performance tuning, data correction
Preferred skills
Application deployment, release management, environment migration, Adabas performance monitoring, ITIL practices, major incident management, disaster recovery, automation
Technologies
IBM z/OS, Natural, Adabas, CICS, VSAM, CA-7, Control-M, OPC/TWS, ServiceNow
Responsibilities
Monitor application performance and troubleshoot incidents, perform root cause analysis of application failures, support batch processing and job scheduling, maintain operational documentation and change management processes, collaborate with business users and development teams
Seniority
Senior, hands-on IC