OT Security Architect

Here at Siemens, we take pride in enabling sustainable progress through technology. We do this by empowering customers by combining the real and digital worlds. Improving how we live, work, and move today and for the next generation! We know that the only way a business thrives is if our people are thriving. That’s why we always put our people first.

Our global, diverse team would be happy to support you and challenge you to grow in new ways. Who knows where our shared journey will take you?

This role focuses on advancing cybersecurity across Operational Technology (OT) environments, including industrial control systems and factory networks supporting critical manufacturing operations. You will design and drive secure, scalable OT architectures that prioritize availability while protecting against threats such as ransomware. This position partners closely with engineering, IT, and factory teams to ensure secure deployment, compliance, and continuous improvement of OT systems.

• Designing and implementing OT security architecture across industrial control systems (ICS), SCADA environments, and factory networks
• Driving alignment to cybersecurity standards and frameworks including Purdue Model and IEC 62443 to ensure secure and compliant system design
• Assessing and mitigating risk through threat modeling, vulnerability assessments, and security architecture reviews of OT environments
• Partnering with IT, engineering, and manufacturing teams to securely integrate IT/OT systems and support operational continuity
• Governing vendor and system deployments to ensure secure design, implementation, and adherence to security requirements
• Supporting cybersecurity incident preparedness and response for OT environments, including ransomware risks impacting operations
• Enabling efficiency and resilience within factory systems while maintaining high availability and production continuity

• Bachelor’s degree in Cybersecurity, Information Technology, Engineering, or a related field
• 7+ years of experience in OT security, industrial cybersecurity, ICs, or SCADA environments
• 5+ years of experience with the following:
  • Cybersecurity standards and frameworks (e.g., IEC 62443, Purdue Model, or similar)
  • Risk management, threat modeling, and vulnerability assessment practices
  • Network security, segmentation, and secure architecture design principles
  • Collaboration across IT, engineering, or operational environments
  • Supporting secure system deployments and compliance within technical environments
• Legally authorized to work in the United States on a continual and permanent basis without company sponsorship.

• Experience designing security architecture for OT systems within manufacturing or critical infrastructure environments
• Knowledge of industrial protocols, OT networks, and secure integration of IT and OT systems
• Experience supporting large‑scale or multi‑site industrial or factory environments
• Relevant cybersecurity certifications or industry‑recognized OT security credentials

Siemens offers a variety of health and wellness benefits to our employees. Details regarding our benefits can be found here:

The pay range for this position is 102,459 – 175,644 annually with a target incentive of 10% of the base salary. The actual wage offered may be lower or higher depending on budget and candidate experience, knowledge, skills, qualifications, and premium geographic location.

Siemens is an Equal Opportunity Employer encouraging inclusion in the workplace. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, national origin, citizenship status, ancestry, sex, age, physical or mental disability unrelated to ability, marital status, family responsibilities, pregnancy, genetic information, sexual orientation, gender expression, gender identity, transgender, sex stereotyping, order of protection status, protected veteran or military status, or an unfavorable discharge from military service, and other categories protected by federal, state or local law.

If you require a reasonable accommodation in completing a job application, interviewing, completing any pre‑employment testing, or otherwise participating in the employee selection process, please fill out the accommodations form. If you’re unable to complete the form, you can reach out to our AskHR team for support at 1‑866‑743‑6367.

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