Mainframe Systems Engineer

Job Title: Mainframe Systems Engineer

Location: Plano TX

Interview: Video Interview

Description:

The Mainframe Systems Engineer is responsible for the design, optimization, and modernization of our mainframe systems. This role requires expertise in z/OS upgrades, network management (printers, TLS, mail), automation (REXX, tools), storage solutions (Hitachi & VTS), and hardware uplift. Additionally, the engineer will lead service improvement, best practice implementation, software rationalization, Broadcom elimination efforts, and mainframe modernization solutions.

Key Responsibilities

Perform z/OS upgrades to maintain system stability and compliance.

Troubleshoot and resolve technical showstoppers during datacenter migration and z/OS operations.

Automate system processes using REXX and mainframe tools to improve efficiency.

Manage network infrastructure, including printers, TLS, and mail services.

Oversee storage solutions for Hitachi & Virtual Tape Storage (VTS).

Collaborate with vendors on software licensing, hardware uplift, and modernization initiatives.

Drive software rationalization, reducing redundancy and optimizing costs.

Lead Broadcom elimination project, ensuring transition to more effective solutions.

Engage in Severity 1 & 2 incident resolution, providing technical expertise for critical issues.

Implement service improvement strategies and standardization efforts for operational excellence.

Ensure SOX compliance, maintaining strict regulatory adherence and documentation.

Minimum Requirements

Bachelor’s degree in Computer Science, Information Systems, or related field

15+ years experience in mainframe architecture, including z/OS upgrades and hardware uplift

5+ years experience designing scalable, secure enterprise systems

Hands-on development/programming experience in COBOL, DB2, IMS, MQ, RACF, and CICS

Expertise in automation (REXX, tools) and service optimization

Familiarity with cloud service providers (AWS, Azure, GCP)

Preferred Qualifications

Strong knowledge of Hitachi & VTS storage solutions

Experience in Broadcom elimination and cost optimization projects

Expertise in legacy system modernization approaches ("7 Rs")

Cloud-based mainframe modernization strategies