SCADA​/MES Developer

About JLG, an Oshkosh company JLG began in 1969, when our founder, John L. Grove set out to resolve growing safety concerns in the construction industry. Since then we have been committed to understanding the challenges and delivering innovative solutions to the access market. We partner with customers to provide quality equipment, training opportunities and trusted support within the access industry.

We are a global company, and our products—including mobile elevating work platforms, telehandlers, utility vehicles and accessories—can be found all over the world. At JLG, we are driving the future of digital manufacturing.

As a SCADA/MES Developer at our New Jefferson City facility, you won't just be maintaining systems—you will be part of a team designing the digital backbone that keeps our production lines moving efficiently and integrating next‑gen technologies like AMRs. The SCADA/MES Developer will be responsible for developing, enhancing, and supporting the SCADA (Ignition) and MES (Sepasoft) applications supporting manufacturing operations at the Jefferson City, TN facility.

This individual will support SCADA/MES enhancements, integrations, and daily production system uptime. The role will work closely with manufacturing, engineering, and quality teams to develop reliable digital manufacturing solutions, troubleshoot production issues, and continuously improve plant‑floor systems and applications.

• Develop, configure, enhance, and support SCADA/MES applications using Ignition 8.1 and Sepasoft 3.81.
• Develop and maintain Ignition Perspective screens, views, and application functionality supporting manufacturing operations.
• Develop and modify manufacturing applications using Python/Jython.
• Develop SQL Server scripting and understand database fundamentals to support application development and data management.
• Support Sepasoft MES applications, including Batch, Document Management, OEE, and Settings & Changeover.
• Provide hands‑on production support for SCADA/MES systems to help maintain system availability and minimize production downtime.
• Troubleshoot system issues, identify root causes, and implement corrective actions for production‑impacting applications.
• Partner with manufacturing personnel to understand requirements and develop solutions that improve production efficiency, visibility, quality, and data availability.
• Develop and support integrations between SCADA/MES applications and other manufacturing systems and technologies.
• Optimize and manage MQTT‑based data collection and Unified Namespace (UNS) architectures, including solutions utilizing High Byte.
• Optimize and manage manufacturing data collection and analysis utilizing GE Historian and Time Base Historian.
• Support integrations with autonomous mobile robots (AMRs – fleet +/-150 units) and other plant‑floor technologies.
• Support the development of functional specifications, test cases, technical documentation, and deployment plans.
• Participate in application testing, implementation, upgrades, and continuous improvement activities.
• Support an enterprise‑to‑site Sepasoft architecture and the deployment and configuration of site‑level MES functionality.
• Collaborate with internal and external personnel in the design, development, implementation, and support of manufacturing technology solutions for Enterprise and Site applications.
• Follow established standards for application security, data integrity, change management, backup/recovery, and system support.

• Development and production support experience with Ignition and Sepasoft.
• 2+ years of hands‑on experience developing or supporting SCADA, MES, manufacturing applications, or related industrial technology (Ignition and Sepasoft strongly preferred).
• Experience developing in Ignition using Python and working with Microsoft SQL Server databases and scripting.
• Experience developing or supporting Ignition Perspective applications.
• Strong troubleshooting and problem‑solving skills in a production environment.
• Ability to work effectively with manufacturing, engineering, IT, and other business stakeholders.
• Strong written and verbal communication skills.

• Ex…