ICS/OT Security Architect

Seniority Senior
Posted Mar 21, 2026

Rolex in Geneva seeks a Senior ICS/OT Security Architect to secure industrial control, IoT and IT systems.

Overview

Rolex is a preeminent Swiss luxury watchmaker recognised for technical excellence, precision engineering and discreet global operations. As an independent, vertically integrated manufacturer, Rolex combines artisanal craftsmanship with advanced engineering and maintains a conservative, long-term approach to talent and technology investments.

Role & Responsibilities

  • Identify and assess security risks across industrial control environments (ICS/OT), IoT devices and their supporting IT infrastructure.
  • Develop and implement security policies, procedures and architecture standards specific to industrial control systems.
  • Design OT system architectures grounded in Security by Default and Zero Trust principles to segregate and protect critical assets.
  • Modernise existing OT architectures to enable secure integration of Cloud services and artificial intelligence solutions.
  • Specify, deploy and tune technical security controls to protect ICS/OT assets, including secure equipment integration into the IT estate.
  • Perform technical security audits and conduct penetration tests against ICS/OT systems and their IT surroundings.
  • Act as the principal security advisor for domains such as Building Technical Management (GTC), industrial control systems, automated storage systems and R&D equipment.
  • Maintain technology watch on ICS/OT, IoT and IT security developments and promote best practices.
  • Contribute to the monitoring of control systems to detect anomalous activity and support incident response for industrial environments.

Qualifications

  • Higher education in computer engineering with a specialisation in security, or an equivalent technical qualification.
  • Proven hands-on experience in ICS/OT and IoT security, including architecture design and operational security measures.
  • Solid knowledge of principal cybersecurity frameworks and standards: NIST CSF, NIST 800-82, ISO 27001 and IEC 62443.
  • Professional working proficiency in English for technical collaboration and documentation.
  • Demonstrated ability to perform technical audits and penetration testing in industrial environments and to communicate findings to technical and non-technical stakeholders.

Skills

NIST CSF NIST 800-82 ISO 27001 IEC 62443 Zero Trust Security by Default Cloud Artificial Intelligence Penetration testing Technical security audits ICS OT IoT IT GTC (Building Technical Management)

Experience

Demonstrable, practical experience securing ICS/OT/IoT environments, including design and implementation of OT architectures, integration with IT and Cloud, and execution of technical audits and penetration tests. Experience advising operational and R&D teams on industrial cybersecurity is required.

Education

Higher education degree in computer engineering with a security specialisation, or equivalent qualification.

Benefits

Flexible working time arrangements; comprehensive social benefits.

Culture

The organisation values technical excellence, discretion and long-term stewardship, combining artisanal craft with modern engineering disciplines. Teams operate with high standards of quality, cross-disciplinary collaboration and a pragmatic approach to innovation and risk management.