Mainframe Systems Programmer

Post Date

Mar 25, 2026

Location

Mayfield Heights,
Ohio

ZIP/Postal Code

44124
US
Jun 16, 2026 Insight Global

Job Type

Contract

Category

System Administrator

Req #

CLV-2d76c289-1674-46e8-a08a-877a39ddde58

Pay Rate

$52 - $65 (hourly estimate)

Job Description

Insight Global is seeking an experienced Mainframe Systems Programmer to provide operational support and maintenance for an enterprise mainframe environment. This role focuses on z/OS system support, network-related system changes, and integration with distributed platforms while ensuring system stability, performance, and availability.
The Mainframe Systems Programmer will collaborate closely with other system programmers and technology teams, support production systems through an on-call rotation, and ensure adherence to internal operational standards and best practices.

Key Responsibilities
• Provide day-to-day maintenance and operational support for the mainframe environment
• Administer and implement network-related system changes across the mainframe platform
• Monitor system performance, stability, and availability; troubleshoot and resolve issues
• Collaborate with system programmers across z/OS and distributed platforms
• Support integration efforts between the mainframe and other enterprise technologies
• Participate in a scheduled on-call rotation supporting production systems
• Ensure compliance with internal standards, controls, and operational best practices

This role is roughly 50-65hr

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

• 8+ years of experience as a Mainframe Systems Programmer
• Strong experience supporting z/OS in an enterprise environment
• Experience managing mainframe hardware configurations
• Hands-on experience installing, customizing, and maintaining the mainframe OS and related products
• Experience administering network-related changes in a mainframe environment
• Familiarity with mainframe storage administration
• Experience with NetView automation and monitoring tools
• Working knowledge of CICS, IMS, and Db2
• Ability to support a part-time schedule with on-call rotation responsibilities

Nice to Have Skills & Experience

• Bachelor’s degree in a related technical field
• Experience supporting large enterprise environments
• Local to the Cleveland area

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.