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Senior Mainframe z/OS Systems Architect

aptlogix LLCUnited States🇺🇸United StatesPosted 16 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

 

Job Description:

We are seeking an experienced Senior Mainframe z/OS Systems Architect with 12+ years of experience managing IBM Mainframe System/Network environments. The ideal candidate will have extensive expertise in z/OS installation, upgrades, customization, performance tuning, capacity planning, and enterprise mainframe administration.

 

Required Skills:

  • 12+ years of IBM Mainframe z/OS Systems Programming experience
  • Strong experience with z/OS installation, upgrades, and customization
  • Expertise in JES2/JES3, Sysplex, and CFRM
  • Hands-on experience with SMP/E installation and maintenance
  • WLM administration, performance tuning, and capacity planning
  • IOCP and HCD hardware configuration
  • IBM zSeries hardware administration
  • JCL and Mainframe Utilities
  • Backup, Recovery, and Disaster Recovery planning
  • IBM and third-party software installation and maintenance
  • Hardware/software upgrades and datacenter migration experience
  • Strong troubleshooting and problem-solving skills
  • Excellent communication and team collaboration skills

 

Responsibilities:

  • Install, configure, upgrade, and maintain IBM z/OS environments.
  • Perform performance tuning, capacity planning, and system monitoring.
  • Administer JES2/JES3, Sysplex, WLM, and CFRM.
  • Install and maintain IBM and ISV software using SMP/E.
  • Support hardware configuration using IOCP and HCD.
  • Plan and execute hardware/software upgrades and datacenter migrations.
  • Implement backup, recovery, and disaster recovery procedures.
  • Troubleshoot production issues and ensure high system availability.
  • Collaborate with application and infrastructure teams to support enterprise environments.

 

Interested candidates, please send your updated resume to:

Skills

Capacity Planning

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