OT & IoT Security Lead

Arxada is a global specialty chemicals business that’s committed to solving the world’s toughest preservation challenges through better science. With a proud history of innovation dating back more than a century, we aim to help our customers develop more sustainable solutions that protect and maintain the health and wellbeing of people and extend the life of vital infrastructure while working to reduce our and our customers’ ecological footprint.

Sustainable preservation is one of our top priorities. We are making significant strategic investments that will not only decrease our own environmental footprint, but also help customers adapt to long-term environmental and social change through the development of cleaner, greener solutions.

Arxada is looking for an OT & IoT Security Architect. The OT (Operational Technology) and Security Architect will play a pivotal role in designing, implementing, and maintaining the security posture and maturity of our OT based systems and applications.

Essential Job Functions:

• Develop and implement a comprehensive OT & IoT security strategy that aligns with industry best practices and regulatory requirements.

• Product Security - Lead efforts to embed security into the product development lifecycle, ensuring that security considerations are integrated from design through deployment. This includes OT, ICS, IoT, and enterprise security processes / standards.

• Risk Assessment - Conduct risk assessments and vulnerability assessments for OT and IoT systems and products to identify and prioritize security threats and weaknesses.

• Security by design - Design and implement secure system solutions and product designs, considering factors such as network segmentation, access controls, and encryption.

• Security Standards - Establish and enforce security standards, policies, and procedures for OT / ICS systems and product development.

• Security Testing - Oversee OT security testing activities, including penetration testing, vulnerability scanning.

• Security Awareness - Promote security awareness and training among OT / ICS and product development teams to foster a security-conscious culture.

• Vendor Assessment - Evaluate third-party vendors and suppliers for their security practices and ensure they meet our security requirements.

• Documentation - Maintain detailed documentation of OT security configurations, design patterns, shared service designs, inventories, incident response plans.

Qualifications & Experience:

• Bachelor’s or master’s degree in computer science, Information Security, Information Technology, or related field)

• 5 years’ experience with securing and conducting incident response in Operational Technology and related systems environments

• Experience aligning ICS with applicable risk management, cyber security, and compliance frameworks (e.g., NIS2, NIST 800-, ISO 27XXX, ISA/IEC 62443, GxP) · Familiar with Security in Microsoft Azure IaaS and PaaS cloud environments · Experience implementing security practices in CI/CD environments

• Ability of solving problems and analytical skills

• Outstanding oral and written communication skills (e.g., documenting technical runbooks/procedures) in English.

Arxada has world class offering in two distinct areas:

Microbial Control Solutions (MCS) focuses on threats posed by microorganisms to people and planet through five distinct business lines including Professional Hygiene, Home & Personal Care, Wood Protection, Paints & Coatings and Material Protection.

Nutrition, Care & Environmental (NCE), meanwhile, provides materials used to manufacture composites for electronics, aerospace and other markets, as well as vitamins and nutritional ingredients, chemicals and performance intermediates, and raw materials for a wide range of high-performance applications.