Mainframe Operational Support Specialist

Responsibilities:

• Handle incidents in the mainframe environment and drive their resolution
• Perform problem management activities and support root cause analysis
• Analyze incidents and identify corrective actions
• Monitor system output using SDSF
• Browse and investigate datasets using TSO/ISPF
• Support defect diagnosis and resolution using Abend-AID and File-AID
• Operate and monitor workloads using OPC/TWS
• Work with mainframe technologies including COBOL, JCL, DB2, VSAM, CICS, IMS and Base SAS
• Adapt to new tools and technologies used within the operational support environment

Requirements:

• Proven experience in Incident Handling and Problem Management
• Strong analytical skills for incident analysis and troubleshooting
• Deep understanding of mainframe technologies: COBOL, JCL, DB2, VSAM, CICS, IMS
• Hands-on experience with Base SAS
• Practical knowledge of TSO/ISPF and SDSF for dataset browsing and system output monitoring
• Experience with OPC/TWS
• Experience with Abend-AID for defect investigation and resolution
• Experience with File-AID for defect fixing
• Ability to learn new tools and adapt to evolving technologies
• Proactive approach to problem-solving
• Very good command of English, both spoken and written

Nice to have:

• Practical experience with REXX scripting and Shell scripting
• Practical experience with Python
• Understanding of distributed systems in hybrid environments
• Familiarity with DevOps methodologies
• Familiarity with Agile ways of working
• Experience with cloud integration and mainframe modernization initiatives

Offer:

• Private medical care
• Co-financing for the sports card
• Constant support of dedicated consultant
• Employee referral program