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# System Expert (all genders) Siemens Opcenter Execution Pharma (MES)

- **Company:** Bayer AG
- **Location:** Grenzach-Wyhlen, Germany
- **Salary:** €108,000
- **Contract:** Permanent contract
- **Skills:** Software Documentation, Software Requirements Analysis, Software Systems, Information Technology, Process Control Systems
- **Published:** October 29, 2026
- **Apply:** https://career.bayer.ch/en/?search_result=false&8f_pid=562949978796713

## About the Role

* You have a degree in automation engineering, electrical engineering, information technology, computer science, or a comparable qualification
 * You bring several years of experience with GMP-relevant manufacturing, shopfloor, or automation systems, ideally in a process control system environment
 * Experience in operating and supporting regulated systems, as well as managing their changes and lifecycle, defines your expertise
 * You bring strong expertise in computer system qualification and validation and in preparing the relevant documentation
 * You understand how process control systems, MES, and other shopfloor systems connect and interact
 * Knowledge of Siemens Opcenter Execution Pharma is part of your technical profile
 * You work in a structured, independent, and solution-oriented way and enjoy bringing different stakeholders together
 * Your very good written and spoken German and English skills round off your profile

## Description

* You take ownership of Siemens Opcenter Execution Pharma and work across sites with colleagues in Manufacturing, QA, IT/OT, and Process Control Systems (PLS)
 * You bring together, assess, and prioritize system requirements with your stakeholders, keeping business needs in focus
 * Effective collaboration between PLS, MES, and IT/OT teams is in your hands: you bring the teams together and coordinate interfaces
 * You plan, manage, and document computer system qualification and validation (CSV) activities for the system and relevant changes
 * You keep GMP compliance at the heart of changes, releases, incidents, and deviations
 * Clear, up-to-date CSV, change management, and system documentation is part of your responsibility: you maintain it and develop it further
 * You help production teams rely on stable system operations that meet their needs, coordinating support, troubleshooting, and escalations with external providers
 * You manage the system lifecycle, changes, and releases and look after interfaces to PLS and other shopfloor systems, This is your opportunity to tackle the world's biggest challenges with us: Maintaining our health, feeding growing populations and slowing the rate of climate change. You have a voice, ideas and perspectives and we want to hear them. Because our success begins with you. Be part of something big. Be Bayer.