Description:
We are seeking an experienced System Administrator to support enterprise z/OS environments, including system builds, software installation, upgrades, migrations, and disaster recovery activities.
Key Responsibilities
- Install and maintain z/OS (MVS) software using SMP/E
- Perform software packaging, zaps, PTFs, HIPERs, and product upgrades
- Support Maintenance IPLs, system refreshes, migrations, and CPU swaps
- Execute LPAR builds, decommissions, and zLinux LPAR creation
- Perform Disaster Recovery drills and system recovery activities
- Maintain Coupling Facility / Sysplex, IOGENs, and I/O configurations
- Manage OMVS / USS / zFS, web server and HTTP activities
- Update and reassemble system exits
- Process SMF data and maintain system profiles
- Apply software license keys and maintain asset records
- Participate in audits, vulnerability remediation, and change management
- Provide 24x7 on‑call support as part of a rotation
Required Skills
- Strong experience with z/OS System Programming
- Expertise with SMP/E, software installation, and maintenance
- Experience with DR, IPLs, migrations, and hardware refreshes
- Knowledge of Sysplex, Coupling Facility, IOGENs
- Familiarity with OMVS / USS / zLinux
- ITIL processes: Incident, Problem, Change, Asset Management
- REXX, Assembler, and ISPF dialog scripting experience
Nice to Have
- zLinux SME experience
- Large enterprise or regulated environment background