Mainframe Infrastructure Engineer (Westlake)

Insight Global is seeking a highly experienced Mainframe Infrastructure Engineer to support one of our largest clients in the retail industry. This individual will serve as the subject matter expert for the mainframe platform, providing technical leadership and hands-on support across infrastructure, applications, and third-party integrations. The role involves leading complex projects, optimizing system performance, and driving strategic improvements in a dynamic, enterprise-wide environment.

Must-Have Qualifications

• 10+ years of technical experience in engineering and supporting large, complex mainframe and open system environments
• 5+ years of experience providing technical leadership and mentoring to infrastructure engineers and administrators
• Proven hands-on experience installing IBM mainframe hardware, operating systems, and third-party software (e.g., CA, BMC, LRS, Information Builders)
• Expertise in designing, implementing, and operating enterprise-wide mainframe and server infrastructure in highly virtualized environments
• Experience planning and executing large-scale projects, including hardware architecture changes, refreshes, software upgrades, and global consolidations

Preferred Qualifications

Responsibilities