Mainframe Architect - IBM Z / Mainframe Infrastructure

We are seeking an experienced Mainframe Architect with a strong background in Core Mainframe Hardware, IBM Z / zSystems, and Mainframe Infrastructure Architecture., * Provide architecture and technical leadership for enterprise IBM Mainframe environments.

• Design, evaluate, and support IBM Z / zSystems Mainframe infrastructure and hardware environments.
• Work with z/OS, LPAR, HMC, CPC, PR/SM, Sysplex, and Parallel Sysplex environments.
• Participate in Mainframe hardware upgrades, migrations, platform modernization, and infrastructure transformation initiatives.
• Support capacity planning, performance optimization, availability, resiliency, and disaster recovery initiatives.
• Analyze current Mainframe architecture and recommend improvements to scalability, reliability, and performance.
• Collaborate with Mainframe application development, infrastructure, operations, security, and enterprise architecture teams.
• Provide technical guidance on Mainframe platform capabilities, architecture standards, and infrastructure best practices.
• Support integration between Mainframe environments and distributed/cloud-based platforms.
• Troubleshoot complex Mainframe infrastructure and platform-level issues and provide appropriate technical solutions.
• Prepare technical documentation, architecture diagrams, standards, and recommendations.

The ideal candidate will have hands-on experience designing, supporting, and optimizing enterprise Mainframe environments, with strong knowledge of IBM Z hardware, z/OS, LPAR, HMC, CPC, PR/SM, Sysplex, and related Mainframe infrastructure technologies. A strong understanding of Mainframe application development environments, including COBOL, CICS, DB2, and JCL, is highly desirable. This position is best suited for a senior Mainframe infrastructure or systems architect who also understands the application side of the Mainframe environment., * 10+ years of experience working with enterprise Mainframe environments.

• Strong Core Mainframe Hardware / Infrastructure experience.
• Hands-on experience with IBM Z, IBM zSystems, zSeries, or System z platforms.
• Strong knowledge of z/OS architecture and Mainframe systems.

• Hands-on experience with several of the following:

• LPAR
• HMC
• CPC
• PR/SM
• Sysplex / Parallel Sysplex
• GDPS
• IOCP / HCD
• Mainframe capacity planning
• Hardware upgrades and migrations
• High availability and disaster recovery
• Strong architecture, systems engineering, troubleshooting, and technical leadership skills.
• Ability to work with both Mainframe infrastructure and application teams.

Preferred Qualifications

• Strong understanding or prior hands-on experience with COBOL, CICS, DB2, JCL, IMS, VSAM, or REXX.
• Experience with Mainframe modernization or transformation initiatives.
• Experience integrating Mainframe systems with distributed or cloud environments.
• Banking, financial services, insurance, or other large enterprise experience.
• Experience working in large-scale, highly available production Mainframe environments.
• IBM Z / z/OS certifications are a plus.

Important Core Mainframe Hardware / IBM Z Infrastructure experience is a key requirement for this position. Candidates whose experience is limited primarily to COBOL, CICS, DB2, JCL, or Mainframe application development may not be a suitable fit.