Senior OT Security Engineer

Donaldson is committed to solving the world’s most complex filtration challenges. Together, we make cool things. As an established technology and innovation leader, we are continuously evolving to meet the filtration needs of our changing world. Join a culture of collaboration and innovation that matters and a chance to learn, effect change, and make meaningful contributions at work and in communities.

The Senior OT Security Engineer leads cybersecurity efforts across OT environments, serving as a subject‑matter expert, driving proactive governance and risk reduction across manufacturing, distribution, and lab operations.

What’s In It For You

A dynamic and supportive team culture where your initiative, input, and hands‑on mindset can directly shape daily operations

The unique opportunity to be part of building a new global OT Cybersecurity team from the ground up

Long‑term contract with a competitive salary

Health insurance

Pension plan

Meal vouchers

Growth opportunities in a fast‑evolving organization

Role Responsibilities

Lead & implement OT cybersecurity strategy for manufacturing and distribution environments

Partner with leaders across manufacturing, quality, supply chain, and IT

Translate enterprise goals into OT programs and roadmaps, drive risk assessments, and guide cross‑functional teams in engineering, manufacturing in OT security assessments, including plant audits and segmentation validation

Direct risk assessments, threat modeling, and vulnerability analyses

Establish and improve OT security policies and governance

Design and implement security controls for industrial environments (firewalls, monitoring, zoning)

Evaluate and deploy OT security tools (asset discovery, threat detection, remote access solutions)

Serve as a technical SME for new plant systems and integrations

Lead OT incident readiness, response, and resilience. Develop investigation efforts & mitigation strategies

Mentor junior engineers and provide technical guidance

Collaborate cross‑functionally to improve plant security posture

Minimum Qualifications

Bachelor’s degree or equivalent experience

5+ years of cybersecurity experience with OT/ICS exposure

Strong knowledge of industrial networks, security architecture, and risk management

Executive‑level communication skills, both verbal and written, capable of articulating technical topics to a wide range of stakeholders to drive understanding and alignment

Preferred Qualifications

Demonstrated experience in OT security architecture and network segmentation

Experience supporting audits (ISO 27001, TISAX, CMMC, or similar)

Experience with OT security tools (Nozomi, Claroty, Dragos, etc.)

Experience with cloud‑based infrastructure (AWS, Azure..)

Experience leveraging AI tools to improve the effectiveness of a security tool or mechanism

Strong oral and written communication and interpersonal skills

Able to interface with all levels of IT and partnering departments and teams

Preferred Certifications

GICSP

CISSP (Certified Information Systems Security Professional)

CISM (Certified Information Security Manager)

Deep experience with regulatory and compliance frameworks (IEC 62443, NIST, ISO 27001, TISAX, CMMC)

Ensure compliance with NIST 800-82, IEC 62443, ISA/IEC standards

Employment opportunities for positions in the United States may require use of information which is subject to the export control regulations of the United States. Hiring decisions for such positions are required by law to be made in compliance with these regulations. Applicants for employment opportunities in other countries must be able to meet the comparable export control requirements of that country and of the United States.

Our policy is to provide equal employment opportunities to all qualified persons without regard to race, gender, color, disability, national origin, age, religion, union affiliation, sexual orientation, veteran status, citizenship, gender identity and/or expression, or other status protected by law.