Mainframe MVS / z/OS System Administrator

Job Qualifications:

Youre good at what you do and possess the required experience to prove it. However, equally as important – you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused – someone who prioritizes customer success in their work. And finally, you’re open and borderless – naturally inclusive in how you work with others.

Required Technical and Professional Experience:

• 7+ Yrs Expertise in IBM z/OS system programming with strong knowledge of z/OS internals and architecture
• Proficiency in SMP/E installation, maintenance, and upgrade management
• Hands-on experience with JES2/JES3 administration and operations
• In-depth understanding of mainframe storage (DASD, DFSMS, HSM) and networking (TCP/IP, VTAM)
• Enterprise subsystem support for CICS, DB2, IMS, and MQ
• Skills in performance tuning, capacity planning, dump analysis, and advanced problem determination
• Strong root cause analysis capability for critical incidents
• Experience with automation and scheduling tools on z/OS
• Expertise in system upgrades, migrations, and transformation initiatives
• Knowledge of security administration and compliance management on z/OS
• Familiarity with disaster recovery and high availability concepts
• Experience with monitoring and observability tools for mainframe environments
• Proven ability in production support within SLA-driven environments
• Understanding of incident, problem, and change management processes
• Scripting skills using Shell, REXX, or CLIST
• Experience in vendor coordination and defect resolution
• Demonstrated leadership in enterprise mainframe operations

Preferred Technical and Professional Experience:

• Strong expertise in IBM z/OS architecture design and engineering, including knowledge of Parallel Sysplex and GDPS
• Hands-on experience with IBM Tivoli, OMEGAMON, NetView, and System Automation tools
• Proven capability in mainframe automation, self-healing platform implementation, and AIOps-driven observability integration
• Familiarity with DevOps practices for mainframe environments and hybrid cloud integration
• Knowledge of z/OS security products such as RACF, ACF2, and Top Secret
• Experience in capacity forecasting and enterprise optimization strategies
• Exposure to modernization and transformation programs and defining enterprise operational standards
• Experience with modern automation frameworks such as Ansible and Zowe
• Understanding of mainframe API enablement and integration technologies
• Knowledge of compliance, audit frameworks, and ITIL-based service management practices
• Cross-platform infrastructure integration experience
• Strong mentoring, technical leadership, and stakeholder management capabilities
• Focus on continuous improvement and operational excellence initiatives