Introduction to the job

As an Operational Security Expert, you play a key role in protecting the systems and equipment that enable ASML’s advanced technology development. You help safeguard the engineering environment that drives innovation in our lithography products. In this role, you contribute directly to secure and reliable operations by improving the way engineers work with business‑managed equipment at ASML.

Role and responsibilities

As an Operational Security Expert, you ensure that business‑managed equipment is secure, available, and managed in a consistent way. You work closely with engineers, IT specialists, and suppliers to reduce risks, strengthen operational security, and maintain a stable and resilient environment.

Your responsibilities include:

• Operating, maturing, and optimizing security controls for business‑managed equipment.
• Delivering practical solutions for complex issues across a variety of operational technology environments.
• Executing security‑related services, including anti‑malware actions and operational ownership of a dedicated network segment.
• Managing vulnerability scanning activities, including planning, execution, reporting, and follow‑up.
• Improving vulnerability management processes and driving timely mitigation with device owners.
• Supporting malware protection deployment and monitoring across selected devices.
• Providing clear reporting and insights on security posture and performance progress.

Education and experience

You bring a solid technical background and hands‑on experience in operational technology security.

• Bachelor’s or master’s degree in information technology, computer science, or a related field, or equivalent experience supported by relevant security certifications.
• Experience in operational technology security in complex research, development, or production environments.
• Knowledge of operational‑technology concepts within a large enterprise context.
• Practical experience with vulnerability assessments, remediation processes, endpoint protection methods, and backup and restore concepts.

Skills

Working at the cutting edge of tech, you’ll always have new challenges and new problems to solve – and working together is the only way to do that. You won’t work in a silo. Instead, you’ll be part of a creative, dynamic work environment where you’ll collaborate with supportive colleagues. There is always space for creative and unique points of view. You’ll have the flexibility and trust to choose how best to tackle tasks and solve problems.
To thrive in this job, you’ll need the following skills:

• Collaborating with technical and non‑technical stakeholders.
• Communicating clearly and adapting to different levels of expertise.
• Analyzing risks and proposing clear, actionable improvements.
• Acting proactively in identifying issues and opportunities.
• Working systematically with strong attention to detail.
• Managing multiple priorities in a fast‑moving environment.
• Driving continuous improvement in processes and technical operations.

Other information

In this position, you report to the Group Lead for Information Management within Development and Engineering. You work in an international environment with colleagues across sectors and with suppliers worldwide. This role does not require shift work. ASML supports your long‑term growth through training, mobility, and development opportunities across our global organization.

This position requires access to controlled technology, as defined in the United States Export Administration Regulations (15 C.F.R. § 730, et seq.). Qualified candidates must be legally authorized to access such controlled technology prior to beginning work. Business demands may require ASML to proceed with candidates who are immediately eligible to access controlled technology.

Inclusion and diversity

ASML is an Equal Opportunity Employer that values and respects the importance of a diverse and inclusive workforce. It is the policy of the company to recruit, hire, train and promote persons in all job titles without regard to race, color, religion, sex, age, national origin, veteran status, disability, sexual orientation, or gender identity. We recognize that inclusion and diversity is a driving force in the success of our company.

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