Mainframe z/OS System Programmer

3 weeks ago


Budapest, Budapest, Hungary Atos Full time

We are seeking a highly skilled Mainframe z/OS System Programmer to join our team.

Summary: We are looking for a seasoned Mainframe z/OS System Programmer to install, maintain, and troubleshoot z/OS systems, as well as assist with testing and implementation of new systems.

Main Responsibilities:

  • Install, upgrade, and maintain z/OS systems, ensuring seamless operation and minimal downtime.
  • Perform changes within company regulations and security standards, ensuring compliance and data integrity.
  • Assist with testing, implementation, and installation of new/improved systems, as well as product upgrades.
  • Collaborate with management, team, and clients to continuously improve services and resolve issues.
  • Participate in on-call rotation schedule to ensure 24/7 system availability.
  • Provide IPL support, resolve JES2/3 issues, and maintain TSO/ISPF CLIST/REXX PROCs.
  • Manage MVS tuning, parmlib, and LPAR creation to optimize system performance.
  • Manage SMP/E, including receiving, applying, and using modifications and exits.
  • Install and upgrade ISV products, such as CA1, CA7, CA11, Syncsort, File-Aid, Abend-Aid, MainView, System Automation, ASG, and BMC products.

Required Skills and Experience:

  • Installation, maintenance, problem diagnosis, and administration of z/OS systems.
  • Sound knowledge of SMP/E and multiple Mainframe products, including Security Managers, Resource Managers, Performance Tools, Storage Managers, Schedulers, Applications Tools, and Hardware Managers.
  • Proficiency in JCL, ISPF, REXX, CLIST, and SMP/E.
  • Excellent problem-solving skills and ability to work effectively in diverse environments.
  • Familiarity with database security standard processes and proficient English language skills (B2 or above).
  • Excellent communication skills with management and ability to work effectively in virtual environments.
  • Self-motivated and tenacious personality with a strong work ethic.


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