OT Engineer

About the role

Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, there's no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And that's the kind of work we want to be part of.

The OT Systems Engineer supports the design, implementation, and maintenance of Operational Technology (OT) systems at a regulated pharmaceutical oral solid dose (OSD) manufacturing site. This includes PLCs, HMIs, SCADA, BAS/BMS, data historians, LIMS, LMS, and automation interfaces across manufacturing, packaging, utilities, and laboratories.

This role ensures system reliability, cybersecurity, and GMP compliance through robust design, troubleshooting, user administration, and backup/recovery strategies. The engineer also supports Computer System Validation (CSV) activities in alignment with 21 CFR Part 11 and GAMP 5, maintaining validated backup libraries to ensure business continuity and data integrity.

Key Responsibilities

System Ownership & Lifecycle Management Manage OT systems (PLCs, HMIs, SCADA, BAS/BMS, LIMS/LMS), ensuring compliance with GAMP and 21 CFR Part 11, and maintain architecture, configuration, and asset documentation. Backup, Restoration & Disaster Recovery Maintain validated backups and perform restoration testing for all OT platforms to ensure disaster recovery readiness and compliance.

Project Execution & System Integration Lead OT scope in equipment installations and upgrades, supporting FAT/SAT, commissioning, and validation in collaboration with Engineering and IT. Lab Automation & Analytical Systems Support Integrate lab instruments with OT infrastructure and troubleshoot automated lab workflows, maintaining documentation and backups.

Troubleshooting & Cross-Functional Support Provide advanced troubleshooting for automation faults and network issues, working with Engineering, QC, Maintenance, and IT to resolve problems. Cybersecurity & Compliance Oversight Implement OT cybersecurity controls, manage user access and patching, and support audits with validation and compliance documentation.

Documentation, Collaboration & Continuous Improvement Author SOPs and validation documents, support cross-functional initiatives, and drive automation optimization and digital transformation efforts. Key

Qualifications

• Bachelors Degree 5 years of relevant experience Pharma/GMP Experience is preferred Every day, Lonza's products and services have a positive impact on millions of people.
• For us, this is not only a great privilege, but also a great responsibility.
• How we achieve our business results is just as important as the achievements themselves.
• At Lonza, we respect and protect our people and our environment.

• Any success we achieve is no success at all if not achieved ethically.
• People come to Lonza for the challenge and creativity of solving complex problems and developing new ideas in life sciences.
• In return, we offer the satisfaction that comes with improving lives all around the world.
• The satisfaction that comes with making a meaningful difference.