Senior MES Engineer: Lead Siemens Opcenter Deployments

Excelitas Technologies; Boulder (CO); On-site; USD 125,000 - 150,000; Full time

Job summary

Excelitas Technologies seeks an experienced MES Engineer to lead site-level Siemens Opcenter Execution Semiconductor implementations across manufacturing operations, from planning to go-live and stabilization.

The role requires coordinating cross-functional teams, aligning manufacturing, quality, operations, and IT needs into clear requirements and acceptance criteria, and managing data and master data interfaces with ERP systems.

Qualifications

• Bachelor's degree in Engineering, Computer Science, Information Technology, Manufacturing Systems, or related discipline.
• 8+ years in a manufacturing environment with MES or digital shop-floor implementations.
• Experience leading MES/digital manufacturing implementations across lifecycle phases.
• Hands-on experience with Siemens Opcenter Execution Semiconductor or another enterprise MES platform.
• Experience with SAP-to-MES integration, manufacturing master data, interface testing, or production transaction flows.
• Experience in semiconductor/high-tech/regulated environments preferred.
• Familiarity with Lean, Six Sigma, or other process-improvement methods preferred.
• Project management or change management certification preferred.

Responsibilities

• Lead site MES implementations, developing the site plan, milestones, dependencies, resources, risks, and status reporting.
• Assess site readiness and define process/data requirements, document deviations, and drive decisions.
• Translate needs into clear requirements and acceptance criteria for manufacturing, quality and IT teams.
• Build process models based on specifications and support MES-based process modeling.
• Coordinate between site leadership, operations, process engineering, quality, OTG, IT, and consultants.
• Manage ERP-MES master data, transaction flows, interfaces, and cutover dependencies.
• Govern scope, traceability, and template changes for the site.
• Coordinate testing/validation: SIT, UAT, defect triage, data validation, readiness criteria.
• Lead change-management activities: communications, training plans, and support-model preparation.
• Oversee data readiness, cutover, go-live, and hypercare; monitor stabilization.
• Capture lessons learned to improve playbooks and governance.

Skills

Data mapping

SQL reporting

APIs/middleware

Industrial automation interfaces

Stakeholder communication

Education

Bachelor's degree in Engineering or related

Tools

Siemens Opcenter Execution Semiconductor

SAP-to-MES integration

ERP integration

Job description

Excelitas Technologies seeks an experienced MES Engineer to lead site-level Siemens Opcenter Execution Semiconductor implementations across manufacturing operations, from planning to go-live and stabilization.

The role requires coordinating cross-functional teams, aligning manufacturing, quality, operations, and IT needs into clear requirements and acceptance criteria, and managing data and master data interfaces with ERP systems.