Senior Mainframe Infrastructure Specialist

5 days ago


The Municipal District of Edenderry, Ireland beBeeMainframe Full time $88,067 - $145,309
Job Overview

This is a senior-level position that requires expertise in maintaining customer environments and resolving complex technical challenges.

Key Responsibilities
  • Perform reporting tasks as needed or requested by customers
  • Support cases and incidents not solvable by operations teams
  • Install, maintain and configure ISV products
  • Assist with hardware setup and upgrades
  • Collaborate with a multi-disciplinary team to migrate customer environments with minimal disruption
  • Develop and maintain system documentation
  • Work with customers to facilitate their migration to new platforms or remote management setups
Requirements
  • Understanding of z/OS concepts (JES2, SDSF, TSO, RACF, HCD/IODF, SMP/E)
  • Knowledge of communication protocols (VTAM, TCP/IP)
  • Experience with storage management (SMS, HSM, DFDSS, VSAM, IDCAMS, ICF Catalogs)
  • Familiarity with z/OS subsystems (JES2, WLM, OMVS/USS, SMF/RMF, RACF, ASM, GRS)
  • Proficiency in major subsystems (CICS, IMS, DB2, MQ Series)
  • Bonus: experience supporting z/VM and z/VSE systems
  • Self-motivated and able to work independently
  • Excellent communication skills (written, verbal and presentations)
  • At least 10 years of experience as a Mainframe Systems Engineer
  • Knowledge of z systems hardware
  • Experience configuring LPARs using the Hardware Management Console
  • Experience with storage management in JBOD, RAID, and SAN environments and understanding performance differences
  • Experience defining and troubleshooting Printer configurations
  • Experience configuring TCP/IP and associated servers in an IPV4 environment (IPv6 desired)
  • Familiarity with Physical and Virtual tape library configuration and implementation
  • Ability to perform OS upgrades, PTF deployments and software installations
  • Experience configuring and deploying automation and monitoring tools


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