We are looking for a Mainframe Systems Programmer to support and optimize the AS400 and Mac-Pac environment that serves teams across the organization in Farmington Hills, Michigan. This role focuses on system reliability, application changes, platform enhancements, and daily operational processing while helping ensure stable telecommunications support. The ideal candidate brings strong technical judgment, collaborates well with cross-functional partners, and approaches problem solving with a disciplined, service-oriented mindset.<br><br>Responsibilities:<br>• Configure, maintain, and enhance the AS400 and Mac-Pac platform to support business operations across sales, engineering, manufacturing, distribution, and related functions.<br>• Apply application updates, coordinate operating system improvements, and manage ongoing technical changes to keep the environment secure and dependable.<br>• Monitor daily electronic order processing and resolve system issues quickly to minimize disruption to business activities.<br>• Investigate recurring incidents, identify root causes, and implement effective corrective actions that improve long-term system performance.<br>• Assess current system settings and workflows, then recommend practical improvements that align technical capabilities with operational needs.<br>• Partner with internal departments and external vendors to address support needs, communicate technical issues clearly, and deliver effective solutions.<br>• Contribute to the upkeep of the company telecommunications environment to help maintain reliable connectivity and communication services.<br>• Maintain organized, safe, and efficient work practices while supporting additional programming and system-related assignments as needed.