Mainframe Systems Administrator(25115)

Who Are We?

Yael Group is a leading group of companies in Israel, providing advanced technology solutions across a wide range of domains to organizations in all sectors of the economy.

Job Descripti

• onPerform installation, upgrades, maintenance, and configuration of system and infrastructure component
• s.Implement changes in production, testing, and development environments in accordance with organizational procedures and standard
• s.Ensure the availability, stability, and performance of critical systems across the organizatio
• n.Work closely with Development, Operations, Networking, Information Security, Database Administration, and other Infrastructure team
• s.Be responsible for the operation, maintenance, and ongoing management of the organization's z/OS environmen
• t.Troubleshoot and resolve complex system issues in a Mainframe environment, providing real-time solution
• s.Participate in incident investigations, root cause analysis, lessons learned, and process improvement initiative
• s.Develop and maintain operational procedures, technical documentation, and knowledge-sharing material
• s.Be available to work during non-standard hours, including handling urgent incidents and planned system change

s.Requiremen

• ts7–10 years of experience as a System Administrator in a z/OS environmen
• t.Deep knowledge of Mainframe environments, including JCL, JES2, and TSO/ISP
• F.Proven experience in system installation, upgrades, maintenance, and troubleshootin
• g.Experience working in mission-critical production environments – a significant advantag
• e.Familiarity with RACF, CICS, DB2, MQ, NetView, and RM
• F.Strong understanding of Storage, Networking, Information Security, and Automation within Mainframe environment