OT Security Engineer: Network Segmentation & Global Devices

ASML; Veldhoven; On-site; EUR 65,000 - 90,000; Full time

Job summary

ASML is seeking an OT Specialist to shape and evolve our OT security strategy across global factory sites. You will manage and secure business-managed devices and OT assets, ensuring continuity and resilience in a changing threat landscape.

You will collaborate with international teams to drive segmentation, IAM processes, and secure software deployment, while aligning with global security directives and internal standards.

Qualifications

• Strong background in IT infrastructure, network security, or endpoint management.
• Experience with OT systems and understanding OT security concepts such as segmentation firewalls and malware protection.
• Ability to work across international teams and factory sites.
• Familiarity with enterprise IAM tools and secure software deployment practices.
• Proactive mindset and commitment to protecting intellectual property and business continuity.

Responsibilities

• Drive implementation and support of network segmentation across global manufacturing segments (FAB, OT environments).
• Collaborate with business representatives to intake, classify, and migrate devices including OT systems into segmented networks.
• Support IAM processes.
• Provide technical guidance during rollouts and transitions.
• Ensure alignment with global security directives (e.g., NIS2, CRA) and internal standards.
• Maintain and improve support processes for business-managed devices and OT assets, including backup, malware protection, and remote access.
• Support new OT security initiatives from start to end.

Skills

IT infrastructure

network security

endpoint management

OT security concepts

IAM tools

Job description

ASML is seeking an OT Specialist to shape and evolve our OT security strategy across global factory sites. You will manage and secure business-managed devices and OT assets, ensuring continuity and resilience in a changing threat landscape.

You will collaborate with international teams to drive segmentation, IAM processes, and secure software deployment, while aligning with global security directives and internal standards.